Search results

• Alnus
  several, branching excurrent to deliquescent. Bark of trunks and branches light gray to dark-brown, thin, smooth, close; lenticels often present, pale, prominent
  14 KB (902 words) - 08:46, 30 July 2020
• Agave utahensis
  teeth single, 2–12 (–15) mm, 1–4 cm apart, rarely absent; apical spine light gray to ivory white, acicular or subulate, 2–20 cm. Scape 1.7–5 m. Inflorescences
  7 KB (560 words) - 06:13, 30 July 2020
• Jacquinia keyensis
  America Association Shrubs or trees to ca. 6 m; twigs gray, lepidote when young, glabrescent. Stems light gray, nearly smooth. Leaves alternate or indistinctly
  6 KB (459 words) - 13:05, 30 July 2020
• Taxodium distichum var. imbricarium
  America Association Trees to ca. 30 m; trunk to 2 m diam. Bark brown to light gray, typically somewhat thicker and more deeply furrowed than that of other
  4 KB (459 words) - 00:29, 30 July 2020
• Aristida dichotoma
  pairs, 1 spikelet subsessile, the other pedicellate. Glumes 1-veined, light gray to dark purplish or brownish; lower glumes 3-8 (10) mm, from 1/2 as long
  8 KB (869 words) - 03:54, 30 July 2020
• Adiantum
  [anastomosing in a few tropical species], parallel distally. False indusia light gray-green or brown to dark-brown, narrow, 0.6–1 mm wide, marginal, concealing
  11 KB (615 words) - 00:28, 30 July 2020
• Crataegus (sect. Coccineae) ser. Virides
  main trunk dominant. Stems: mature trunk bark dark gray or black, plated or whitish to light gray, thin-exfoliating, freshly exposed bark not recorded;
  11 KB (967 words) - 14:38, 30 July 2020
• Isoëtes lithophila
  covering entire sporangium. Sporangium wall unpigmented. Megaspores light gray to gray-brown, 290–360 μm diam., obscurely rugulate with low ridges; girdle
  4 KB (328 words) - 00:31, 30 July 2020
• Isoëtes boomii
  cristate to reticulate with thin ridges; girdle obscure. Microspores light gray in mass, 35–30 μm, papillose. 2n = 66. Phenology: Spores mature in late
  4 KB (378 words) - 00:34, 30 July 2020
• Corylus americana
  America Association Shrubs, open, upright, rounded, to 3 (–5) m. Bark light gray, smooth. Branches ascending; twigs pubescent, covered with bristly glandular-hairs
  7 KB (741 words) - 08:26, 30 July 2020
• Malephora crocea
  Alongi Copyright: Flora of North America Association Subshrubs. Stems light gray brown, exterior fissured, barklike, to 2 cm diam., corky, becoming woody
  7 KB (515 words) - 09:14, 30 July 2020
• Celtis laevigata
  Association Trees, to 30 m; trunks to 1 m diam., crowns broad, spreading. Bark light gray, smooth or covered with corky warts. Branches without thorns, often pendulous
  6 KB (512 words) - 08:36, 30 July 2020
• Ceanothus cuneatus var. cuneatus
  Association Shrubs, 1.5–3.5 m. Stems erect; branchlets grayish brown to light gray, glaucous. Leaf-blades of fascicled and non-fascicled leaves flat, elliptic
  6 KB (684 words) - 18:35, 29 July 2020
• Crataegus (sect. Coccineae) ser. Coccineae
  straight, new growth glabrous or hairy, 1-year old golden to pale tan, older light gray; thorns on twigs few to numerous, straight to recurved, 2-years old dark
  12 KB (1,001 words) - 14:41, 30 July 2020
• Euphorbia abramsiana
  ovoid, 1.3–1.5 × 1.1–1.5 mm, glabrous; columella 1–1.3 mm. Seeds light gray to light-brown, narrowly ovoid to ovoid, 4-angled in cross-section, 1–1.2 ×
  8 KB (563 words) - 18:26, 29 July 2020
• Crataegus viridis
  checked dark gray or black, rough or whitish to light gray, thin-exfoliating; twigs: new growth often reddish, glabrous, 1-year old gray to redbrown, older
  11 KB (1,005 words) - 14:38, 30 July 2020
• Consolea corallicola
  obdeltate, 3 × 1.5 mm; wool tan, encircled by gray. Spines 5–9 per areole, salmon colored, aging light gray, needle-shaped, to 12+ cm; spines of branches
  7 KB (728 words) - 09:19, 30 July 2020
• Chrysothamnus greenei
  Association Shrubs, 10–50 cm; with woody, moderately branched caudices, bark light gray, flaky to fibrous with age. Stems ascending, green becoming tan, glabrous
  7 KB (607 words) - 21:47, 29 July 2020
• Hippomane mancinella
  Association Trees, to 7 m with much-branched spreading crown; bark light gray or light-brown, ± smooth, slightly warty and fissured; latex copious, caustic
  7 KB (477 words) - 18:22, 29 July 2020
• Liriodendron tulipifera
  Association Trees, single-trunked, to 45 m. Bark light gray, thick, deeply furrowed. Stipules paired, light green, elliptic to oblanceolate, 20-45mm; petiole
  7 KB (621 words) - 08:31, 30 July 2020
• Euphorbia florida
  oblate, 2.2–2.5 × 2.7–3.1 mm, glabrous; columella 1.8–2.1 mm. Seeds light gray to light-brown, ovoid, slightly 4-angled in cross-section, 1.6–2 × 1.3–1.7
  8 KB (562 words) - 18:27, 29 July 2020
• Fothergilla
  aromatic or resinous; twigs, leaves, and flower buds stellate-pubescent. Bark light gray on mature branches, smooth. Dormant buds naked, densely stellate-pubescent;
  9 KB (456 words) - 08:48, 30 July 2020
• Carya ovata
  ovata (Miller) Britton Treatment appears in FNA Volume 3. Trees, to 46 m. Bark light gray, fissured or exfoliating, separating freely into long strips or broad
  8 KB (629 words) - 08:34, 30 July 2020
• Euphorbia indivisa
  in parts, glabrous in other parts; columella 1–1.3 mm. Seeds brown to light gray, ovoid, 4-angled in cross-section, 0.8–1 × 0.4–0.5 mm, with 4 or 5 deep
  10 KB (726 words) - 18:24, 29 July 2020
• Euphorbia helleri
  cocci flattened, smooth, glabrous; columella 1.2–1.7 mm. Seeds white to light gray, ovoid, 1.4–1.6 × 1–1.2 mm, smooth; caruncle 2-lobed, thin, 0.4 × 0.7
  8 KB (599 words) - 18:33, 29 July 2020
• Diospyros texana
  Flora of North America Association Shrubs or trees, to 15 m. Bark light reddish gray, smooth and flaking. Leaves tardily deciduous; petiole 0.1–0.5 cm;
  6 KB (458 words) - 13:05, 30 July 2020
• Sphaeralcea pedatifida
  Plants perennial. Stems erect, green to light gray, 1.5–3 dm, stellate-pubescent. Leaf-blades green to light gray, triangular, pedately divided, lobes relatively
  5 KB (452 words) - 11:37, 30 July 2020
• Ferocactus
  areole, yellow, brown, or reddish to salmon with color hidden by very thin, light gray layer, usually large and coarse, annulate-ridged (smooth in F. hamatacanthus)
  14 KB (948 words) - 09:26, 30 July 2020
• Quercus sinuata
  with solitary or multiple trunks. Bark gray to light-brown, flaky to papery and exfoliating. Twigs light gray or gray, 1-2 (-3) mm diam., glabrous, rarely
  8 KB (711 words) - 08:42, 30 July 2020
• Quercus minima
  Bark light gray or brown, smooth. Twigs light gray, 1.5-3 mm diam., glabrous or very finely tomentulose and glabrate in 2d year. Buds dark gray-brown
  10 KB (988 words) - 08:47, 30 July 2020
• Juglans cinerea
  Copyright: Flora of North America Association Trees, to 20 (-30) m. Bark light gray or gray-brown, shallowly divided into smooth or scaly plates. Twigs with distal
  7 KB (518 words) - 15:28, 15 December 2020
• Euphorbia corollata
  globose, 2.3–3 × 3.5–4.2 mm, glabrous; columella 2–2.5 mm. Seeds white or light gray, ovoid, 2.5–2.8 × 2.2 mm, with shallow and coarse depressions; caruncle
  9 KB (690 words) - 18:14, 29 July 2020
• Crataegus (sect. Crataegus) ser. Microcarpae
  Shrubs or trees, 30–70 dm. Stems: trunk bark cream to cinnamon brown or light gray-brown in patches, in shade darker patches pale tan or olive green, exfoliating
  6 KB (663 words) - 14:35, 30 July 2020
• Celtis tenuifolia
  3. Shrubs or small trees, to 8 m; trunks to 30 cm; crowns narrow. Bark light gray, furrowed, warty. Branches without thorns, upright to spreading, irregular
  6 KB (475 words) - 08:21, 30 July 2020
• Ceanothus incanus
  Shrubs, evergreen, 1–4 m. Stems erect, not rooting at nodes; branchlets light gray, glaucous, thorn-tipped or not, round or slightly angled in cross-section
  6 KB (462 words) - 18:24, 29 July 2020
• Artemisia cana subsp. cana
  America Association Shrubs, 100–150 cm. Stems white to light gray or brown. Leaves whitish gray, blades narrowly elliptic to lanceolate, 2–8 × 0.3–1 cm
  4 KB (523 words) - 20:47, 29 July 2020
• Alnus maritima
  North America Association Shrubs or trees, to 10 m; crowns narrow. Bark light gray, smooth; lenticels small, inconspicuous. Winter buds stipitate, ovoid
  6 KB (599 words) - 08:36, 30 July 2020
• Quercus garryana
  15 (-20) m, with solitary trunks, shrubs to 0.1-3 m, multitrunked. Bark light gray or almost white, scaly. Twigs brown, red, or yellowish, 2-4 mm diam.,
  10 KB (694 words) - 08:45, 30 July 2020
• Quercus alba
  America Association Trees, deciduous, to 25 m. Bark light gray, scaly. Twigs green or reddish, becoming gray, 2-3 (-4) mm diam., initially pubescent, soon glabrous
  9 KB (853 words) - 08:28, 30 July 2020
• Ceanothus tomentosus
  most of length, not revolute, teeth 39–71, apex obtuse, abaxial surface light or gray-green, tomentose to tomentulose, adaxial surface dark green, villosulous
  5 KB (411 words) - 18:32, 29 July 2020
• Smilax tamnoides
  of range, deciduous in north; petiole 1–2 cm; blade green, drying to light olive-gray, ovatelanceolate, ovate, or sometimes pandurate, prominently reticulate
  7 KB (456 words) - 06:14, 30 July 2020
• Allium douglasii
  acuminate; stamens equaling tepals or exserted; anthers blue-gray; pollen white to light gray; ovary crested; processes 6, 2 per lobe, low, rounded, margins
  8 KB (526 words) - 05:53, 30 July 2020
• Ceanothus pauciflorus
  weakly ascending to spreading, not rooting at nodes; branchlets light gray to ashy gray, rigid, puberulent to tomentulose, hairs curly or wavy, glabrescent
  8 KB (603 words) - 18:26, 29 July 2020
• Quercus oglethorpensis
  Flora of North America Association Trees, deciduous, to 18 (-25) m. Bark light gray or whitish, scaly. Twigs brownish red, ca. 1 mm diam., sparsely pubescent
  6 KB (589 words) - 08:47, 30 July 2020
• Eucalyptus conferruminata
  or shrubs, to 5 m; trunk light gray or tan, smooth; bark shed in strips and short ribbons. Leaves: petiole 0–1.2 cm; blade light green, elliptic to elongate-elliptic
  5 KB (439 words) - 21:04, 7 June 2022
• Euphorbia micromera
  1.1–1.3 mm, usually glabrous, rarely pilose; columella 1–1.2 mm. Seeds light gray, narrowly ovoid, 4-angled in cross-section, 0.9–1 × 0.5–0.6 mm, smooth
  7 KB (546 words) - 18:34, 29 July 2020
• Hymenocallis duvalensis
  narrowly ovoid, 2–4 × 1–3 cm; basal plate 1–2 cm; neck 3–10 cm; tunic light gray. Leaves deciduous, 4–7, arching low, often appearing prostrate, 2.4–5
  8 KB (707 words) - 05:57, 30 July 2020
• Hymenocallis crassifolia
  narrowly ovoid, 2–5 × 1.5–3 cm; basal plate 1–2.5 cm; neck 3–9 cm; tunic light gray. Leaves deciduous, 3–5, nearly erect, (2.4–) 3.5–6.8 dm × 1–2.5 cm, coriaceous;
  9 KB (711 words) - 05:57, 30 July 2020
• Stillingia sylvatica
  shallowly 3-lobed; lobes of gynobase 4–6 mm; columella not persistent. Seeds light gray, short cylindric, 4.5 × 3 mm, rugose; caruncle white, broadly crescent-shaped
  8 KB (601 words) - 18:19, 29 July 2020
• Carya aquatica
  Myers Copyright: Flora of North America Association Trees, to 46 m. Bark light gray or brownish, exfoliating, separating freely into long strips or broad
  8 KB (552 words) - 08:39, 30 July 2020
• Sphaeralcea
  green, pale green, yellow, yellow-green, or gray, light gray, or gray-green pubescent, unlobed, or if green or gray to green pubescent, leaves unlobed, 3–5-lobed
  14 KB (589 words) - 11:36, 30 July 2020
• Scrophularia desertorum
  page 341. Mentioned on page 339, 340. Herbs, perennial, 7–12 dm; herbage light gray-green, glabrate or glandular-pubescent. Leaves: petiole length 1/6–1/2
  4 KB (330 words) - 19:11, 29 July 2020
• Quercus carmenensis
  rhizomatous, trees (on better sites) to 12 m, trunk 0.75 m diam. Bark light gray, checkered or furrowed. Twigs often strikingly red, 1-1.5 mm diam., sparingly
  6 KB (571 words) - 08:45, 30 July 2020
• Alnus viridis subsp. sinuata
  3. Shrubs, spreading, to 5 (–10) m. Bark light gray to reddish-brown; lenticels inconspicuous. Leaf-blade light or yellowish green, narrowly to broadly
  5 KB (679 words) - 08:38, 30 July 2020
• Stillingia spinulosa
  lobes of gynobase 2 mm; columella sometimes persistent. Seeds mottled light gray, cylindric-ovoid, 3.5 × 1.8 mm, smooth; caruncle absent. Phenology: Flowering
  6 KB (405 words) - 18:29, 29 July 2020
• Crataegus ×incaedua
  Shrubs or trees, 50–70 dm. Stems: twigs: new growth pubescent, 1-year old light gray-brown, older grayish; thorns on twigs numerous, 1-year old bright chestnut-brown
  6 KB (616 words) - 13:47, 30 July 2020
• Ceanothus subg. Cerastes
  Ceanothus ophiochilus 22 Leaves not fascicled. > 24 24 Branchlets light gray to ashy gray, puberulent to tomentulose, hairs curly or wavy, glabrescent; leaf
  14 KB (504 words) - 18:27, 29 July 2020
• Pachycereus
  shield-shaped and slightly raised to elongate and flat; hairs white to light gray; areolar glands absent; cortex and pith not mucilaginous, blackening when
  15 KB (1,401 words) - 09:21, 30 July 2020
• Ceanothus subg. Ceanothus
  fascicled, blades 6–80 × 3–45 mm; w United States. > 22 22 Branchlets light gray; capsules prominently rugose. Ceanothus incanus 22 Branchlets pale green
  15 KB (437 words) - 18:13, 29 July 2020
• Populus grandidentata
  furrowed only basally on large trees, (light gray and smooth otherwise). Branchlets reddish-brown, becoming reddish gray by third year, round, 1.3–2.5 (–5)
  14 KB (1,355 words) - 12:02, 30 July 2020
• Quercus lyrata
  Copyright: Flora of North America Association Trees, deciduous, to 20 m. Bark light gray, tinged with red, with thick plates underlying scales. Twigs grayish or
  7 KB (604 words) - 08:37, 30 July 2020
• Psidium cattleyanum
  smooth to scaly; young twigs light reddish-brown to light gray, flattened, becoming subterete, older twigs usually gray, remaining ± smooth; young growth
  9 KB (571 words) - 21:04, 7 June 2022
• Quercus margarettae
  deciduous, to 12 m, sometimes rhizomatous. Bark light gray, scaly. Twigs green or reddish, becoming gray, 1-2 (-3) mm diam., glabrous. Buds reddish-brown
  8 KB (728 words) - 08:21, 30 July 2020
• Coccoloba diversifolia
  Stems: bark light gray, peeling off in short flakes, inner bark light-brown; twigs green or grayish green when young, gray or whitish gray at maturity
  8 KB (663 words) - 10:04, 30 July 2020
• Quercus john-tuckeri
  Shrubs, subevergreen or evergreen, 1-3 (-5) m. Bark light gray or brown, scaly. Twigs yellowish or dingy gray, 1-1.5 (-2) mm diam., densely tomentulose. Buds
  8 KB (670 words) - 08:39, 30 July 2020
• Quercus turbinella
  small trees, evergreen or subevergreen, to 4 m. Bark light gray or brown, scaly. Twigs brown to gray, 1-3 mm diam., usually tomentulose, sometimes glabrous
  8 KB (673 words) - 08:22, 30 July 2020
• Arbutus arizonica
  3–8 [–10] m; bark light gray to reddish gray, checkered with squarish to rectangular segments or plates, 1–4 × 1–2.5 cm, retained on bole and major limbs;
  7 KB (714 words) - 13:11, 30 July 2020
• Eriocaulon parkeri
  obscured by braceteoles and perianth, straw-colored, greenish, or light gray to gray, dull, ovate to suborbiculate or obovate, 2 mm, margins often erose
  8 KB (628 words) - 00:55, 30 July 2020
• Quercus geminata
  leaf form). Bark dark-brown or black, scaly. Twigs yellowish, becoming light gray, 1.5-3 mm diam., tomentulose, glabrate in 2d year. Buds reddish or dark-brown
  8 KB (736 words) - 08:42, 30 July 2020
• Artemisia bigelovii
  aromatic; not root-sprouting. Stems silvery, canescent (bark gray-brown). Leaves persistent, light gray-green; blades narrowly cuneate, 0.5–3 × 0.2–0.5 cm, entire
  6 KB (622 words) - 20:47, 29 July 2020
• Artemisia douglasiana
  Stems 1–20, erect, brown to gray-green, simple, hairy or glabrescent. Leaves cauline, bicolor (white and green to light gray-green); blades narrowly elliptic
  6 KB (579 words) - 20:49, 29 July 2020
• Aristida basiramea
  10-12 mm; lower glumes 1-2 mm shorter; calluses 0.4-0.6 mm; lemmas 8-9 mm, light gray, mottled; awns erect to divergent; central awns 10-15 mm, with 2-3 spiral
  7 KB (780 words) - 03:54, 30 July 2020
• Aristida patula
  than the upper glumes; calluses 0.5-1 mm; lemmas 10-12 (15) mm, glabrous, light gray to brownish, narrowing to a beak, beak less than 7 mm, not or only slightly
  7 KB (752 words) - 04:52, 30 July 2020
• Quercus stellata
  Flora of North America Association Trees, deciduous, to 20 (-30) m. Bark light gray, scaly. Twigs yellowish or grayish, (2-) 3-5 mm diam., densely stellate-pubescent
  9 KB (853 words) - 08:24, 30 July 2020
• Crataegus viridis var. viridis
  Flora of North America Association Stems: trunk bark light gray, ± exfoliating; 1-year old twigs gray-brown. Leaves: blade broadly lanceolate to narrowly
  5 KB (793 words) - 14:38, 30 July 2020
• Carya illinoinensis
  pecan (Marshall) Britton Treatment appears in FNA Volume 3. Trees, to 44 m. Bark light gray or brownish, ridged with appressed scales or exfoliating with small platelike
  9 KB (640 words) - 08:25, 30 July 2020
• Euphorbia setiloba
  to ovoid, 1–1.2 mm diam., villous; columella 0.9–1.1 mm. Seeds pink to light gray, narrowly ovoid, 4-angled in cross-section, 0.8–1 × 0.5–0.6 mm, dimpled
  8 KB (571 words) - 18:21, 29 July 2020
• Euphorbia nephradenia
  subglobose, 2.9–3.2 × 3.2–3.4 mm, glabrous; columella 2.8–3.1 mm. Seeds light gray to whitish, oblong-ovoid, rounded in cross-section, 2.3–2.6 × 1.3–1.5
  7 KB (549 words) - 18:27, 29 July 2020
• Alnus serrulata
  FNA Volume 3. Shrubs, open to rather densely ascending, to 10 m. Bark light gray, smooth; lenticels small, inconspicuous. Winter buds stipitate, ellipsoid
  8 KB (869 words) - 08:31, 30 July 2020
• Alnus incana subsp. tenuifolia
  to 12 m; shrubs ascending, open, spreading, trees small, shrubby. Bark light gray to dark-brown, smooth; lenticels pale, orbiculate to elliptic. Winter
  7 KB (718 words) - 08:31, 30 July 2020
• Quercus havardii
  Shrubs, deciduous, low, forming clones 0.3-1.5 × 10 m, rhizomatous. Bark light gray, scaly-papery. Twigs brown or grayish, 1-2.5 mm diam., glabrous or densely
  8 KB (703 words) - 08:36, 30 July 2020
• Hypnum circinale
  Volume 28. Treatment on page 536. Mentioned on page 533, 537. Plants small, light gray-green to golden green or dark green. Stems 3–5 (–10+) cm, reddish-brown
  8 KB (754 words) - 07:52, 30 July 2020
• Alnus rhombifolia
  3. Trees, to 35 m; trunks often several, crowns spreading, open. Bark light gray, smooth, becoming darker and breaking into scales in age; lenticels inconspicuous
  7 KB (656 words) - 08:33, 30 July 2020
• Euphorbia discoidalis
  2.5–4.8 mm, glabrous or sparsely strigose; columella 2.3–2.5 mm. Seeds light gray, ovoid, 2 × 1.2–1.3 mm, smooth or with few, very shallow depressions;
  8 KB (626 words) - 18:22, 29 July 2020
• Carya laciniosa
  Michaux) Sargent Treatment appears in FNA Volume 3. Trees, to 41 m. Bark light gray, fissured or exfoliating, separating freely into large, thick, broad plates
  8 KB (556 words) - 08:39, 30 July 2020
• Scrophularia
  red, purple-red, green, or cream, throats open or narrow. > 5 5 Herbage light gray-green (fresh leaves fleshy); corollas bicolored, sometimes unicolored
  11 KB (602 words) - 19:09, 29 July 2020
• Linum rigidum var. rigidum
  stipular glands absent. Flowers: stamens spreading; styles 5–11 mm, stigmas light gray. 2n = 30. Phenology: Flowering May–Sep. Habitat: Short grass prairie,
  2 KB (431 words) - 18:18, 29 July 2020
• Cylindropuntia echinocarpa
  firmly attached, terminal segments sometimes easily detached, green to light gray-green, cylindric, 3–7.5 (–12) × 1–2.5 cm; tubercles salient, short oval
  11 KB (942 words) - 09:15, 30 July 2020
• Quercus fusiformis
  often forming large clonal stands. Bark dark-brown or black, scaly. Twigs light gray, 1.5-3 mm diam., tomentulose, tomentulum often persistent in age. Buds
  9 KB (865 words) - 08:25, 30 July 2020
• Quercus virginiana
  sometimes rhizomatous. Bark dark-brown or black, scaly. Twigs yellowish to light gray, 1-3 mm diam., minutely puberulent or stellate-pubescent, glabrate in
  10 KB (909 words) - 08:36, 30 July 2020
• Carya glabra
  Hicoria microcarpa Treatment appears in FNA Volume 3. Trees, to 30 m. Bark light gray, smooth or fissured or exfoliating with small platelike scales or narrow
  10 KB (712 words) - 08:23, 30 July 2020
• Euphorbia revoluta
  6–1.8 mm, glabrous; columella 1.1–1.5 mm. Seeds whitish, brick-red, light gray, or light-brown, narrowly to broadly ovoid, 4-angled in cross-section, 0.9–1
  9 KB (755 words) - 18:13, 29 July 2020
• Eriocaulon
  2–3-cleft); scapes 1–several per rosette, glabrous; heads pale to dark, white, gray, or gray-brown, hemispheric to globose or short-cylindric; receptacle hairy or
  13 KB (541 words) - 01:03, 30 July 2020
• Pinus albicaulis
  redbrown, with light-brown, often glandular puberulence, somewhat roughened by elevated scars, aging gray to pale gray-brown. Buds ovoid, light-redbrown, 0
  8 KB (576 words) - 00:30, 30 July 2020
• Quercus robur
  rounded; surfaces abaxially light green, glabrous or sparsely pubescent, glabrous at maturity, adaxially deep green to light green or gray, dull or glossy. Acorns
  7 KB (737 words) - 08:28, 30 July 2020
• Crataegus delawarensis
  growth light green at first, pubescence not recorded, 1-year old dull redbrown, marked by occasional large, oblong lenticels, 2-years old light gray-brown;
  8 KB (824 words) - 14:42, 30 July 2020
• Crataegus exilis
  bark dark gray or brownish, rough; upper twigs suberect, others ± spreading; twigs slightly flexuous, new growth pubescent, 1-year old light gray-brown, older
  8 KB (815 words) - 13:47, 30 July 2020
• Eriogonum mitophyllum
  Herbs, erect, not scapose, (1.5–) 2–3.5 × 0.5–1 (–1.5) dm, glabrous, light gray to green. Stems spreading, without persistent leaf-bases, up to 1/5 height
  8 KB (869 words) - 10:32, 30 July 2020
• Cucurbita okeechobeensis subsp. okeechobeensis
  7–9 (–11) cm, surface smooth; flesh intensely bitter. Seeds whitish to light gray, ovate, 7–12 mm, margins thickened-raised, surfaces smooth. 2n = 40. Phenology:
  8 KB (493 words) - 11:42, 30 July 2020
• Crataegus viridis var. nitens
  Mentioned on page 532. Stems: trunk bark dark gray or black, rough, thinly exfoliating whitish to light gray areas; 1-year old twigs reddish-brown. Leaves:
  4 KB (794 words) - 14:38, 30 July 2020
• Conyza canadensis
  laminae 0.3–1 mm. Disc-florets 8–30+. Cypselae uniformly pale tan to light gray-brown, 1–1.5 mm, faces sparsely strigillose; pappi of 15–25, white bristles
  7 KB (725 words) - 22:16, 29 July 2020
• Crataegus viridis var. lanceolata
  533. Mentioned on page 532, 534. Stems: trunk bark light gray, ± exfoliating; 1-year old twigs gray. Leaves: blade ± lanceolate, narrowly elliptic to narrowly
  5 KB (848 words) - 14:38, 30 July 2020
• Euphorbia misera
  knobby short-shoots, 70–150 cm, puberulent-tomentose, bark grayish red to light gray. Leaves alternate, well spaced on long-shoots or fasciculate on short-shoots;
  8 KB (624 words) - 18:16, 29 July 2020
• Crataegus suborbiculata
  80 dm. Stems: twigs: new growth reddish, 1-year old tan, 2-years old light gray; thorns on twigs straight, 2-years old blackish, usually shiny, ± slender
  8 KB (921 words) - 14:43, 30 July 2020
• Euphorbia pubentissima
  3.3–4.8 mm, glabrous or sparsely villous; columella 1.8–2.1 mm. Seeds light gray, ovoid, 2.2–2.4 × 1.6–1.8 mm, with shallow depressions; caruncle absent
  9 KB (691 words) - 18:17, 29 July 2020
• Euphorbia brachycera
  usually glabrous, sometimes sparsely puberulent; columella 2.4–3.3 mm. Seeds light gray, cylindric ovoid-oblong, 2–2.8 (–3) × 1.4–2.2 mm, irregularly shallowly
  10 KB (734 words) - 18:27, 29 July 2020
• Arbutus
  Leaf blades usually tapered-acute at base, rarely rounded; bark light gray to reddish gray, checkered with squarish to rectangular segments or plates, 1-4
  10 KB (836 words) - 13:11, 30 July 2020
• Linum rigidum
  portion of the style may be slightly maroon; the stigmas are grayish or light green. The stems of L. rigidum are angled. Its capsule walls are so thin
  8 KB (586 words) - 18:13, 29 July 2020
• Conyza
  pistillate florets with laminae 0.3–1+ mm; cypselae uniformly pale tan to light gray-brown Conyza canadensis
  11 KB (757 words) - 22:15, 29 July 2020
• Digitaria abyssinica
  distinctly pubescent, 7-veined, veins usually prominent; upper lemmas light-brown, gray, and purple. 2n = 36. Pacific Islands (Hawaii) Introduced from Africa
  7 KB (898 words) - 03:57, 30 July 2020
• Holodiscus microphyllus var. sericeus
  specimens actually belong to var. microphyllus but are abaxially off-white to light gray and tomentose to villous. None. None. "chartaceous" is not a number.window
  5 KB (725 words) - 14:27, 30 July 2020
• Crataegus phippsii
  mollis group, caducous and membranous, and bright crimson when fresh. The light gray bark flakes off in long narrow strips, which is unusual in Crataegus.
  8 KB (885 words) - 14:36, 30 July 2020
• Heterotheca marginata
  of its distal leaves and peduncle bracts. The hairs give the plants a light gray-green appearance from a distance. The leaves are stiff, unlike other taxa
  9 KB (791 words) - 21:56, 29 July 2020
• Arctostaphylos
  usually promptly exfoliating, reddish, (thin), or, sometimes, persistent, gray, rough, shredded (A. morroensis, A. nissenana, A. nummularia, A. osoensis
  41 KB (2,034 words) - 13:11, 30 July 2020
• Antennaria
  or membranous; distally ± scarious, often black, brown, castaneous, cream, gray, green, olivaceous, pink, red, white, or yellow), apices usually acute, sometimes
  38 KB (2,648 words) - 20:30, 29 July 2020
• Cleomaceae
  Seeds 1–65 [–200], tan, yellowish-brown, light-brown, pale green, brown, reddish-brown, silver-gray, or gray to black (papillose or tuberculate); arillate
  16 KB (756 words) - 12:06, 30 July 2020
• Mentzelia sect. Bartonia
  Mentzelia tiehmii, Mentzelia todiltoensis, Mentzelia uintahensis (Torrey & A. Gray) Bentham & Hooker f. Gen. Pl. 1 : 804. 1867. John J. Schenk, Larry Hufford
  20 KB (775 words) - 18:32, 29 July 2020
• Salix subg. Vetrix
  not glaucous abaxially), hairs usually white, sometimes also ferruginous or gray; juvenile blade hairs white, sometimes also ferruginous. Catkins flowering
  52 KB (888 words) - 11:54, 30 July 2020
• Crataegus (sect. Coccineae) ser. Lacrimatae
  sometimes glabrate or glabrous, 1-year old purple-brown, older gray or dark gray, sometimes gray-brown; thorns on twigs absent or sparse to numerous, usually
  22 KB (1,233 words) - 13:46, 30 July 2020
• Pityopsis
  (0.3–1.4 mm, length 5–20% longer inner), inner 2–3 series of 25–50 light tan to light rust, unequal, barbellate, apically attenuate or weakly clavate bristles
  12 KB (845 words) - 21:52, 29 July 2020
• Carex sect. Glareosae
  Perigynia gray-green; spikes aggregated, forming an ovoid to suborbicular head; perigynia obscurely veined. Carex tenuiflora 3 Perigynia light green; spikes
  11 KB (598 words) - 01:52, 30 July 2020
• Quercus sect. Lobatae
  Treatment appears in FNA Volume 3. Trees or shrubs, evergreen or deciduous. Bark gray to dark-brown or black, smooth or furrowed. Leaf-blade lobed or unlobed,
  23 KB (617 words) - 08:21, 30 July 2020
• Pteridaceae
  64 or 32 (rarely 16) per sporangium. Spores all 1 kind, brown, black, or gray (rarely yellow), globose to globose-tetrahedral or trigonal, occasionally
  15 KB (634 words) - 00:29, 30 July 2020
• Agoseris
  cuneate-oblanceolate, 11–35 × 2–6 imm, acute, not flagged (apices acute), faces gray-pubescent. Heads 3–25 in corymbiform to paniculiform arrays. Involucres:
  12 KB (714 words) - 20:21, 29 July 2020
• Carex sect. Racemosae
  mm. Carex gmelinii 32 Perigynia gray-green, papillose; beak absent or less than 0.2 mm. Carex buxbaumii 33 Perigynia gray-green, conspicuously papillose
  15 KB (557 words) - 02:02, 30 July 2020
• Ludwigia sect. Isnardia
  (Linnaeus) Torrey & A. Gray Ludwigia [unranked] Ludwigiantha Torrey & A. Gray Ludwigia sect. Microcarpium Munz Ludwigiantha (Torrey & A. Gray) Small Treatment
  8 KB (1,165 words) - 21:01, 7 June 2022
• Viola
  Stem, leaf, and flower size vary with environmental factors such as aspect, light, available soil moisture, and other edaphic conditions (Klaber; L. E. McKinney
  39 KB (2,374 words) - 11:16, 30 July 2020
• Ivesia
  subg. Ivesia (Torrey & A. Gray) Rydberg Potentilla sect. Ivesia (Torrey & A. Gray) Baillon Potentilla subg. Ivesia (Torrey & A. Gray) Jepson Treatment appears
  19 KB (1,253 words) - 14:03, 30 July 2020
• Sedum oreganum
  oreganum, Sedum oreganum var. tenue Nuttall in J. Torrey and A. Gray in J. Torrey and A. Gray, Fl. N. Amer. 1: 559. 1840,. Hideaki Ohba IllustratedEndemic
  7 KB (499 words) - 13:04, 30 July 2020
• Artemisia cana
  root-sprouting. Stems light-brown to gray-green (woody, somewhat pliable, leafy), persistently canescent to glabrescent. Leaves deciduous, whitish gray or green to
  6 KB (542 words) - 20:47, 29 July 2020
• Monolopia
  cuneate-oblanceolate, 11–35 × 2–6 mm, acute, not flagged (apices acute), faces gray-pubescent. Heads 3–25 in corymbiform to paniculiform arrays. Involucres:
  6 KB (538 words) - 23:54, 29 July 2020
• Juglans
  Treatment appears in FNA Volume 3. Shrubs or trees, 3-50 m. Bark light to dark gray or gray-brown, smooth or split into ridges or plates. Twigs purplish brown
  10 KB (556 words) - 08:22, 30 July 2020
• Penstemon sect. Penstemon
  Capsules glabrous, rarely glandular-puberulent distally. Seeds tan, brown, gray, or black, angled to slightly rounded, 0.4–2 (–3.5) mm. North America Species
  36 KB (1,140 words) - 19:13, 29 July 2020
• Agave
  unbranched or, less often, branched. Leaves evergreen in rosette; blade light green to green and occasionally with lighter patterns of white (“cross-zoned”)
  24 KB (1,110 words) - 06:12, 30 July 2020
• Crataegus (sect. Coccineae) ser. Apricae
  old reddish to dark or very dark-brown, rarely tan to chestnut, older gray or gray-brown, sometimes dark purple-brown; thorns on twigs usually few, straight
  17 KB (1,102 words) - 13:45, 30 July 2020
• Diaperia
  inflorescence”) of type species Synonyms: Evax sect. Diaperia (Nuttall) A. Gray Treatment appears in FNA Volume 19. Treatment on page 460. Mentioned on page
  10 KB (742 words) - 20:40, 29 July 2020
• Agave parryi
  to dense. Leaves ascending to erect, 7–65 × 4–20 cm; blade glaucous-gray to light green, not cross-zoned, linearlanceolate to lanceolate or broadly ovate
  8 KB (569 words) - 06:13, 30 July 2020
• Drymocallis
  Closterostyles Torrey & A. Gray Potentilla sect. Closterostyles (Torrey & A. Gray) Baillon Potentilla subg. Closterostyles (Torrey & A. Gray) Juzepczuk Potentilla
  22 KB (1,357 words) - 14:09, 30 July 2020
• Rudbeckia sect. Macrocline
  texana Torrey & A. Gray Fl. N. Amer. 2: 312. 1842. Lowell E. Urbatsch, Patricia B. Cox Synonyms: Rudbeckia subg. Macrocline (Torrey & A. Gray) P. B. Cox & Urbatsch
  12 KB (678 words) - 23:55, 29 July 2020
• Packera
  8, 13, or 21 (–30+) in 1–2 series, erect (reflexed in fruit), distinct, (light to dark green, yellowish, reddish, or cyanic) linear to ensiform, equal to
  40 KB (1,171 words) - 21:16, 29 July 2020
• Viola purpurea
  puberulent to tomentose; blade purplish, purple-tinted, or gray-green abaxially, gray, green, or gray-green adaxially, sometimes shiny adaxially, ovate, orbiculate
  11 KB (690 words) - 11:18, 30 July 2020
• Allium
  base, or on rhizomes, reforming annually; outer coats generally brown or gray, smooth, fibrous, or with cellular reticulation (generally important in identification);
  43 KB (1,553 words) - 05:48, 30 July 2020
• Kalmiopsis leachiana
  usually tufted, 2–4 (–8) dm. Twigs pale reddish to purplish, becoming gray to dark gray, puberulent and sparsely stipitate-glandular, becoming glabrate. Leaves
  8 KB (611 words) - 13:17, 30 July 2020
• Pinus
  their apophyses, which at the time of seed-shed are cream to light brown or gray—rather than light red-brown. They are distinguished from each other as follows:
  29 KB (1,428 words) - 00:26, 30 July 2020
• Frangula rubra
  56, 58. Shrubs, 0.5–2 m. Stems red to gray, glabrous or hairy. Leaves deciduous; petiole 2–12 mm; blade light to bright green abaxially, green or dull
  6 KB (533 words) - 18:23, 29 July 2020
• Physaria
  valida, Physaria vicina, Physaria vitulifera (Nuttall ex Torrey & A. Gray) A. Gray Gen. Amer. Bor. 1: 162. 1848. Steve L. O’Kane Jr. Common names: Bladderpod
  40 KB (1,647 words) - 11:54, 30 July 2020
• Paysonia lasiocarpa
  Vesicaria lasiocarpa Hooker ex A. Gray Smithsonian Contr. Knowl. 5(6): 13. 1853 Synonyms: Lesquerella lasiocarpa (Hooker ex A. Gray) S. Watson Treatment appears
  7 KB (732 words) - 11:54, 30 July 2020
• Malacothrix foliosa
  subsp. philbrickii, Malacothrix foliosa subsp. polycephala A. Gray in A. Gray et al. in A. Gray et al., Syn. Fl. N. Amer. ed. 2, 1: 455. 1886. W. S. Davis
  7 KB (603 words) - 20:20, 29 July 2020
• Pedicularis
  axile; stigma capitate. Capsules: dehiscence loculicidal. Seeds 5–100, dark gray, brown, or tan, ovoid, wings absent. x = 8. North America, Mexico, South
  19 KB (1,040 words) - 19:27, 29 July 2020
• Pedicularis parryi
  corolla 14–22 mm, tube white, yellowish, or light purple to purple, 7–15 mm; galea white, yellowish, or light purple to purple, 7–10 mm, beaked, beak straight
  7 KB (550 words) - 19:29, 29 July 2020
• Sideroxylon
  with apiculate stylar remnant), glabrous or glabrate. Seeds 1–2, buff to light-brown, ellipsoid; hilum ovoid to ellipsoid; embryo vertical, oblique, or
  13 KB (783 words) - 13:04, 30 July 2020
• Chrysolepis sempervirens
  North America Association Shrubs, rhizomatous-spreading, 0.2-1 (-2.5) m. Bark gray or brown, thin, smooth. Twigs densely covered with tight, yellowish, peltate
  4 KB (416 words) - 08:28, 30 July 2020
• Sphaeralcea rusbyi
  page 359. Plants perennial. Stems erect, gray-green to purple, 3–6 dm, sparsely pubescent. Leaf-blades light green, sometimes with purple margins, triangular
  5 KB (451 words) - 11:37, 30 July 2020
• Yucca
  capsular or baccate. Seeds many per locule, usually black, occasionally gray, flattened, round, rarely obovate or ovate. x = 25, 30. e coastal plain,
  17 KB (687 words) - 06:11, 30 July 2020
• Orobanche fasciculata
  fasciculatum (Nuttall) Torrey & A. Gray Orobanche fasciculata var. franciscana Achey O. fasciculatum var. lutea (A. Gray) Achey O. fasciculata var. subulata Goodman
  14 KB (1,053 words) - 19:25, 29 July 2020
• Ostrya
  deliquescent, trunk and branches terete. Bark of trunk and branches brownish gray to light-brown, thin, smooth, breaking and shredding into shaggy vertical strips
  11 KB (676 words) - 08:28, 30 July 2020
• Camassia scilloides
  Quamasia hyacinthina (Rafinesque) Britton Schoenolirion texanum (Scheele) A. Gray Treatment appears in FNA Volume 26. Treatment on page 307. Mentioned on page
  5 KB (458 words) - 05:59, 30 July 2020
• Artemisia subg. Tridentatae
  Leaves light or dark gray-green, sticky-resinous; involucres ovoid, 3–5 × 4–6 mm; florets 12–20 (California) Artemisia rothrockii 7 Leaves gray-green,
  10 KB (942 words) - 20:46, 29 July 2020
• Cylindropuntia californica
  Basionym: Cereus californicus Torrey & A. Gray Fl. N. Amer. 1: 555. 1840 Opuntia californica (Torrey & A. Gray) Coville 1899 Treatment appears in FNA Volume
  8 KB (720 words) - 09:15, 30 July 2020
• Cylindropuntia acanthocarpa
  elliptic to subcircular, 4–5.5 × 4–5 mm; wool white or yellowish to tan, aging gray-black. Spines 6–20 (–30+) per areole, often accompanied by 0–5 short bristlelike
  10 KB (793 words) - 09:15, 30 July 2020
• Castilleja
  genus Orthocarpus and the movement of Orthocarpus sect. Castillejoides A. Gray into Castilleja, based on morphological congruities, base chromosome numbers
  79 KB (2,746 words) - 18:50, 29 July 2020
• Kalmia buxifolia
  hugeri (Small) C. K. Schneider Leiophyllum buxifolium var. prostratum (Loudon) A. Gray Leiophyllum hugeri de Candolle Leiophyllum prostratum Leiophyllum serpyllifolium
  7 KB (586 words) - 13:18, 30 July 2020
• Agave americana
  ascending, occasionally reflexed, 80–200 × 15–25 cm; blade light green to green or glaucous-gray, sometimes variegated or cross-zoned, narrowly to broadly
  8 KB (650 words) - 06:13, 30 July 2020
• Corydalis caseana
  caseana, Corydalis caseana subsp. cusickii, Corydalis caseana subsp. hastata A. Gray Proc. Amer. Acad. Arts 10: 69. 1874. Kingsley R. Stern Common names: Fitweed
  8 KB (537 words) - 08:38, 30 July 2020
• Antennaria howellii
  mm, tips mucronate, faces abaxially tomentose, adaxially green-glabrous or gray-pubescent. Cauline leaves linear, 8–40 mm, distal sometimes flagged (apices
  8 KB (690 words) - 20:32, 29 July 2020
• Gutierrezia
  Contr. Gray Herb. 188: 1–63. Solbrig, O. T. 1964. Infraspecific variation in the Gutierrezia sarothrae complex (Compositae–Astereae). Contr. Gray Herb.
  13 KB (837 words) - 21:29, 29 July 2020
• Sphaeralcea coccinea
  Upper Louisiana, no. 51. 1813 Synonyms: Malvastrum coccineum (Nuttall) A. Gray Sida coccinea (Nuttall) de Candolle Treatment appears in FNA Volume 6. Treatment
  5 KB (483 words) - 11:37, 30 July 2020
• Leucophyllum frutescens
  genusLeucophyllum speciesLeucophyllum frutescens (Berlandier) I. M. Johnston Contr. Gray Herb. 70: 89. 1924. James Henrickson, Guy L. Nesom Common names: Texas barometer-bush
  5 KB (475 words) - 19:04, 29 July 2020
• Ephedra
  persistent and shredding, brown, becoming gray with age; seed 1. > 11 10 Bracts of pollen cones yellow to light brown; inner bracts of seed cones herbaceous;
  8 KB (560 words) - 00:28, 30 July 2020
• Agave deserti
  types, 2–3 mm or (5–) 6–8 mm, (1–) 1.5–3 cm apart; apical spine light or dark-brown to gray, subulate to acicular, 2–4 cm. Scape 2–6 m. Inflorescences paniculate
  8 KB (573 words) - 06:14, 30 July 2020
• Artemisia arbuscula
  root-sprouting. Stems gray-green to brown, glabrate (diffusely branched from bases, brittle). Leaves (vegetative stems) persistent, gray-green; blades broadly
  7 KB (636 words) - 20:46, 29 July 2020
• Aristida purpurea
  tightly involute to flat, usually glabrous, sometimes scabridulous abaxially, gray-green, lax to curled at maturity. Inflorescences usually sparingly branched
  12 KB (899 words) - 03:54, 30 July 2020
• Symphyotrichum campestre
  Synonyms: Aster bloomeri A. Gray Aster campestris var. bloomeri (A. Gray) A. Gray Symphyotrichum campestre var. bloomeri (A. Gray) G. L. Nesom Virgulus campestris
  11 KB (849 words) - 21:01, 29 July 2020
• Carpinus
  bluish to brownish gray, thin, smooth, close [thicker, broken or shredded]; lenticels generally inconspicuous. Wood nearly white to light-brown, very hard
  10 KB (706 words) - 08:38, 30 July 2020
• Orobanche uniflora
  uniflorus (Linnaeus) Endlicher Aphyllon uniflorum (Linnaeus) Torrey & A. Gray Thalesia uniflora (Linnaeus) Britton Treatment appears in FNA Volume 17.
  12 KB (784 words) - 19:24, 29 July 2020
• Agave americana subsp. americana
  ascending, or frequently reflexed, 100–200 × 15–25 cm; blade light green to green or glaucous-gray, sometimes variegated yellow or whitish, especially in cultivated
  5 KB (544 words) - 06:13, 30 July 2020
• Fabroniaceae
  page 433. Plants very small, often in silky mats, green, yellow-green, or gray-green. Stems often erect-ascending, sparsely and irregularly branched, branches
  8 KB (265 words) - 07:50, 30 July 2020
• Clarkia borealis
  pollen blue-gray; ovary shallowly 4-grooved, puberulent; stigma ex­serted beyond an­thers. Capsules 20–30 mm; pedicel 0–3 mm. Seeds light-brown or mottled
  5 KB (625 words) - 21:02, 7 June 2022
• Osmunda regalis var. spectabilis
  speciesOsmunda regalis varietyOsmunda regalis var. spectabilis (Willdenow) A. Gray Manual ed. 2 600. 1856. R. David Whetstone, T. A. Atkinson IllustratedEndemic
  4 KB (336 words) - 00:26, 30 July 2020
• Isoëtes butleri
  terrestrial. Rootstock nearly globose, 2-lobed. Leaves deciduous, dull green to gray-green or yellow green, pale toward base, spirally arranged, to 15 (–30) cm
  4 KB (346 words) - 00:31, 30 July 2020
• Isoëtes riparia
  isolated and branching, lamellate ridges; girdle obscure. Microspores gray to light-brown in mass, 30–40 μm, tuberculate. 2n = 44. Phenology: Spores mature
  5 KB (446 words) - 00:22, 30 July 2020
• Pilea pumila
  LAYOUT:treatment:TUOYAL familyUrticaceae genusPilea speciesPilea pumila (Linnaeus) A. Gray Manual, 437. 1848. David E. Boufford Common names: Clearweed Illustrated
  5 KB (521 words) - 08:47, 30 July 2020
• Epilobium canum
  at base. Stems erect to ascending, often clumped but not matted, green or gray-green, terete, 10–110 (–120) cm, usually well-branched throughout, sometimes
  13 KB (934 words) - 21:02, 7 June 2022
• Sagina decumbens
  longer than sepals, dehiscing to 1/2 capsule length or less. Seeds light tan to light-brown, obliquely triangular with abaxial groove, (0.2–) 0.3–1.4 mm
  9 KB (687 words) - 10:21, 30 July 2020
• Quercus phellos
  Trees, deciduous, to 30 m. Bark dark gray and smooth, becoming darker and irregularly fissured with age, inner bark light orange. Twigs reddish-brown, 1-2
  6 KB (616 words) - 08:46, 30 July 2020
• Epilobium glaberrimum
  anthers light yellow, 0.5–1.2 (–1.5) × 0.3–0.7 mm; ovary 10–42 mm, subglabrous to sparsely mixed strigillose and glandular puberulent; style light yellow
  12 KB (930 words) - 21:02, 7 June 2022
• Coccoloba uvifera
  Stems: bark gray, peeling off in small white, gray, or brown flakes, inner bark light-brown; twigs green and puberulent when young, gray at maturity,
  8 KB (747 words) - 10:04, 30 July 2020
• Ampelaster
  habit, and generic name Aster Basionym: Aster sect. Sagittiferi A. Gray in A. Gray et al., Syn. Fl. N. Amer. 1(2): 179. 1884 Synonyms: Aster sect. Caroliniani Small
  8 KB (550 words) - 20:59, 29 July 2020
• Camassia angusta
  Scilla angusta Engelmann & A. Gray Boston J. Nat. Hist. 5: 237. 1845 Synonyms: Camassia fraseri var. angusta (Engelmann & A. Gray) Torrey Quamasia angusta (Engelmann
  5 KB (415 words) - 05:59, 30 July 2020
• Polygonum aviculare
  persistent fibers or nearly completely deciduous; petiole 0.3–9 mm; blade green to gray-green, narrowly elliptic, lanceolate, elliptic, obovate, or spatulate, 6–50
  13 KB (1,114 words) - 10:09, 30 July 2020
• Morus rubra
  Shrubs or trees, to 20 m. Bark gray-brown with orange tint, furrows shallow, ridges flat, broad. Branchlets redbrown to light greenish brown, glabrous or
  10 KB (584 words) - 08:24, 30 July 2020
• Aristida longespica
  about 0.5 mm; blades 5-14 cm long, 1-2 mm wide, flat to loosely involute, light green. Inflorescences usually paniculate, occasionally racemose or spicate
  8 KB (844 words) - 03:54, 30 July 2020
• Castilleja attenuata
  LAYOUT:treatment:TUOYAL familyOrobanchaceae genusCastilleja speciesCastilleja attenuata (A. Gray) T. I. Chuang & Heckard Syst. Bot. 16: 656. 1991. J. Mark Egger, Peter F
  9 KB (689 words) - 18:51, 29 July 2020
• Eucalyptus
  3–6-locular; ovules 10–100+, sterile ones often present. Fruits capsules, brown to gray, hemispheric, obconic, ovoid, subpyriform, globose, cylindric, or urn-shaped
  12 KB (633 words) - 21:04, 7 June 2022
• Cheilanthes
  spores, not intermixed with farina-producing glands. Spores brown to black or gray, rarely yellowish, tetrahedral-globose, rugose or cristate, lacking prominent
  22 KB (1,068 words) - 00:28, 30 July 2020
• Ulmus serotina
  America Association Trees, to 21 m; crowns spreading, broadly rounded. Bark light-brown to reddish with shallow fissures. Wood hard. Branches spreading to
  7 KB (457 words) - 08:22, 30 July 2020
• Diplacus
  parietal placentae Synonyms: Eunanus Bentham Mimulus sect. Diplacus (Nuttall) A. Gray Treatment appears in FNA Volume 17. Treatment on page 426. Mentioned on page
  28 KB (1,133 words) - 19:01, 29 July 2020
• Cylindropuntia imbricata
  (1–) 1.5–2.5 (–5) m. Stem segments firmly attached, whorled or subwhorled, gray-green, cylindric to weakly clavate, 10–40 × 1.5–4 cm; tubercles very prominent
  9 KB (746 words) - 09:15, 30 July 2020
• Menziesia ferruginea
  Menziesia ferruginea subsp. glabella (A. Gray) Calder & Roy L. Taylor Menziesia ferruginea var. glabella (A. Gray) M. Peck Menziesia glabella Treatment appears
  9 KB (813 words) - 13:16, 30 July 2020
• Ivesia lycopodioides
  scandularis A. Gray Proc. Amer. Acad. Arts 6: 530. 1865. Barbara Ertter, James L. Reveal Endemic Synonyms: Potentilla lycopodioides (A. Gray) Baillon ex J
  8 KB (729 words) - 14:04, 30 July 2020
• Ephedra funerea
  25–1.5 m. Bark gray, slightly cracked and irregularly fissured. Branches alternate or whorled, rigid, angle of divergence about 60°. Twigs gray-green, becoming
  7 KB (419 words) - 00:29, 30 July 2020
• Isoëtes echinospora
  diam., echinate with thin, sharp spines; girdle obscure. Microspores gray to light-brown in mass, 20–30 μm, smooth to spinulose. 2n = 22. Phenology: Spores
  6 KB (524 words) - 00:23, 30 July 2020
• Alnus incana
  appears in FNA Volume 3. Trees and shrubs, to 25 m; crowns open. Bark light to dark gray, reddish, or brown, smooth, or in age broken into irregular plates;
  6 KB (645 words) - 08:28, 30 July 2020
• Jepsonia parryi
  diffuse, 1–5 (–10) -flowered; bracts scalelike; peduncle brown, drying light-brown or gray, branched near middle, 3–28 cm. Flowers: hypanthium campanulate, 2
  5 KB (545 words) - 12:58, 30 July 2020
• Sagina decumbens subsp. decumbens
  décombante IllustratedEndemic Synonyms: Sagina decumbens var. smithii (A. Gray) S. Watson Treatment appears in FNA Volume 5. Treatment on page 145. Mentioned
  4 KB (748 words) - 10:21, 30 July 2020
• Carex glareosa
  hyaline, concave at summit; ligules as wide as long, 2–8 mm; blades usually gray-green, flat to channeled, 5–15 cm × 1–2 mm, usually shorter than culms. Inflorescences
  7 KB (544 words) - 01:52, 30 July 2020
• Antennaria pulcherrima
  oblanceolate or lanceolate, 50–200 × 4–25 mm, tips acute, mucronate, faces gray-pubescent or silvery sericeous. Cauline leaves linear, 8–140 mm, distal flagged
  7 KB (540 words) - 20:31, 29 July 2020
• Quercus shumardii
  to 35 m. Bark gray-brown to dark-brown, shallowly fissured with scaly or light-colored flat ridges, inner bark pinkish. Twigs gray to light-brown, (1.5-)
  7 KB (695 words) - 08:42, 30 July 2020
• Sidalcea malviflora
  malviflora subsp. purpurea, Sidalcea malviflora subsp. rostrata (de Candolle) A. Gray Smithsonian Contr. Knowl. 3(5): 16. 1852. Steven R. Hill Common names: California
  13 KB (796 words) - 11:34, 30 July 2020
• Digitaria
  californica 17 Upper lemmas pale yellow, tan, or gray, sometimes purple-tinged, when immature; gray, yellow, tan, light brown, or purple at maturity; primary branches
  23 KB (1,318 words) - 03:56, 30 July 2020
• Ulmus alata
  Flora of North America Association Trees, 10-18 m; crowns open. Bark light-brown to gray with shallow ridges and plates. Wood hard. Branches: young and old-growth
  7 KB (464 words) - 08:23, 30 July 2020
• Orobanche ludoviciana
  cream, sometimes pinkish or light purplish tinged, internally pink or purple, sometimes white with purple veins, rarely light yellow, abaxial lip spreading
  10 KB (786 words) - 19:25, 29 July 2020
• Quercus montana
  deciduous, to 30 m. Bark dark gray or brown, hard, with deep V-shaped furrows. Twigs light-brown, 2-3 (-4) mm diam., glabrous. Buds light-brown, ovoid, (3-) 4-6
  9 KB (846 words) - 08:45, 30 July 2020
• Delphinium variegatum
  variegatum subsp. thornei, Delphinium variegatum subsp. variegatum Torrey & A. Gray Fl. N. Amer. 1: 32. 183. , not D. variegatum Baillon 1883. Michael J. Warnock
  7 KB (629 words) - 08:24, 30 July 2020
• Holodiscus microphyllus
  epidermis exfoliating, periderm shiny maroon or dark red, aging into light to dark gray or nearly black bark; short-shoots (usually predominant) 0.2–3 cm;
  14 KB (991 words) - 14:27, 30 July 2020
• Astrolepis
  containing 32 or 64 spores, not intermixed with farina-producing glands. Spores light to dark-brown, tetrahedral-globose, rugose, lacking prominent equatorial-ridge
  9 KB (562 words) - 00:25, 30 July 2020
• Antennaria friesiana
  mm, tips mucronate, abaxial faces tomentose, adaxial green-glabrescent to gray-pubescent. Cauline leaves linear, 4–20 mm, flagged. Heads 2–6 in corymbiform
  7 KB (694 words) - 20:34, 29 July 2020
• Arenaria benthamii
  Alsinoideae genusArenaria speciesArenaria benthamii Fenzl ex Torrey & A. Gray Fl. N. Amer. 1: 675. 1840. Ronald L. Hartman, Richard K. Rabeler, Frederick
  7 KB (659 words) - 10:04, 30 July 2020
• Crataegus chrysocarpa
  appressed-pubescent, 1-year old usually dull yellowish to greenish brown or gray-brown to light or dark tan; thorns on twigs variable, straight to slightly recurved
  13 KB (1,160 words) - 13:44, 30 July 2020
• Cupressus macnabiana
  mostly 1.5–2.5 cm, brown or gray, not glaucous; scales 3–4 pairs, smooth except for erect conic umbos, 2–4 mm. Seeds 2–5 mm, light to medium brown, sometimes
  4 KB (396 words) - 00:22, 30 July 2020
• Planera
  Treatment appears in FNA Volume 3. Trees, to 12 m; crowns low, broad. Bark gray or light-brown, scaly and flaky. Wood weak, brittle. Branches unarmed, spreading;
  5 KB (272 words) - 08:20, 30 July 2020
• Arctostaphylos nummularia
  mound-forming, 0.1–5 m; burl absent; bark on older stems persistent, gray or red-gray, shredded or rough; twigs densely short-haired with longer gland-tipped
  6 KB (588 words) - 13:12, 30 July 2020
• Rhinotropis
  beaked keel petal Basionym: Polygala sect. Rhinotropis S. F. Blake Contr. Gray Herb. 47: 70. 1916 Treatment appears in FNA Volume 10. Herbs, perennial,
  13 KB (712 words) - 21:03, 7 June 2022
• Descurainia californica
  Basionym: Smelowskia californica A. Gray Proc. Amer. Acad. Arts 6: 520. 1865 Synonyms: Sisymbrium californicum (A. Gray) S. Watson Sophia leptostylis Rydberg
  8 KB (752 words) - 12:28, 30 July 2020
• Cirsium occidentale var. coulteri
  speciesCirsium occidentale varietyCirsium occidentale var. coulteri (Harvey & A. Gray) Jepson Fl. W. Calif., 509. 1901. David J. Keil Common names: Coulter’s thistle
  6 KB (893 words) - 19:56, 29 July 2020
• Simsia calva
  Heliantheae) subtribe Helianthinae genusSimsia speciesSimsia calva (A. Gray & Engelmann) A. Gray Boston J. Nat. Hist. 6: 228. 1850. David M. Spooner Common names:
  6 KB (645 words) - 23:14, 29 July 2020
• Rhynchospora
  rhynchos, snout, and spora, seed Synonyms: Dichromena Michaux Psilocarya A. Gray Treatment appears in FNA Volume 23. Treatment on page 200. Mentioned on page
  38 KB (1,253 words) - 01:40, 30 July 2020
• Philadelphus serpyllifolius
  of North America Association Shrubs, 5–10 (–20) dm. Stems light reddish-brown, weathering gray and striate, stiffly divaricately to loosely branched, moderately
  10 KB (649 words) - 18:31, 29 July 2020
• Waltheria detonsa
  subfamilyMalvaceae subfam. Byttnerioideae genusWaltheria speciesWaltheria detonsa A. Gray Smithsonian Contr. Knowl. 5(6): 24. 1853. Janice G. Saunders Illustrated
  11 KB (763 words) - 11:23, 30 July 2020
• Cirsium occidentale
  140, 1. Biennials, 5–400 cm; taproots. Stems usually 1, thinly to densely gray or white-tomentose, sometimes ± glabrate; branches few–many, usually from
  10 KB (732 words) - 19:56, 29 July 2020
• Cylindropuntia bigelovii var. bigelovii
  emarginate-apiculate, often erose; filaments green; anthers orange; style light green; stigma lobes light to dark green. Fruits usually sterile, not proliferating, yellow
  10 KB (853 words) - 09:15, 30 July 2020
• Fagus grandifolia
  Copyright: Flora of North America Association Trees, to 20 (-30) m. Bark gray, smooth. Twigs glabrous at maturity, or with scattered, straight, silky,
  7 KB (851 words) - 08:24, 30 July 2020
• Moneses uniflora
  subfam. Monotropoideae genusMoneses speciesMoneses uniflora (Linnaeus) A. Gray Manual, 273. 1848,. Craig C. Freeman Illustrated Basionym: Pyrola uniflora Linnaeus
  8 KB (694 words) - 13:10, 30 July 2020
• Sisyrinchium albidum
  asheianum E. P. Bicknell Sisyrinchium bermudianum var. albidum (Rafinesque) A. Gray Sisyrinchium floridanum Rafinesque Sisyrinchium hastile E. P. Bicknell Sisyrinchium
  8 KB (621 words) - 06:04, 30 July 2020
• Pedicularis semibarbata
  glabrous or ciliate; corolla 12–25 mm, tube light green or pale-yellow, sometimes cream, 7–13 mm; galea concolored, light green or pale-yellow, sometimes cream
  7 KB (635 words) - 19:30, 29 July 2020
• Juglans hindsii
  Copyright: Flora of North America Association Trees, 6-23 m. Bark light or medium gray, split into smooth or ± scaly plates. Twigs with distal edge of leaf-scar
  8 KB (594 words) - 08:30, 30 July 2020
• Isotria medeoloides
  sepals arching, green to light green, linear-oblanceolate, 12–25 × 2–3 mm; petals light green, oblanceolate, 12–18 × 2–4 mm; lip light yellowish green to pale
  7 KB (658 words) - 05:20, 30 July 2020
• Symphyotrichum ontarionis
  white, rarely pinkish or light purple to blue, laminae 3.5–5.5 (–8) × 0.5–1.5 mm. Disc-florets 12–25; corollas cream or light yellow turning magenta or
  12 KB (894 words) - 21:06, 29 July 2020
• Cirsium
  lobed, teeth and lobes bristly-tipped, faces green and glabrous or densely gray-canescent, usually eglandular. Heads discoid, borne singly, terminal and
  60 KB (2,205 words) - 13:43, 10 February 2021
• Cirsium occidentale var. californicum
  usually 50–200 cm, thinly to densely gray-tomentose, sometimes glabrate. Leaf faces abaxially green to gray, adaxially gray. Heads in ± open clusters, short
  6 KB (827 words) - 19:57, 29 July 2020
• Allium columbianum
  acuminate; stamens equaling or longer than tepals; anthers blue-gray; pollen light blue to gray; ovary crested; processes 6, 2 per lobe, low, rounded, margins
  8 KB (548 words) - 05:53, 30 July 2020
• Allium constrictum
  margins entire, apex acuminate; stamens exserted; anthers blue-gray; pollen light blue to gray; ovary crested; processes 6, 2 per lobe, low, rounded, margins
  8 KB (548 words) - 05:53, 30 July 2020
• Malus
  1+ (derived from root shoots), erect; bark dark-brown, reddish-brown, or gray, firm, platy or scaly; long and short-shoots present; thorns present (modified
  17 KB (1,038 words) - 14:33, 30 July 2020
• Hastingsia alba
  shriveled foliage persisting at base of scape; blade glaucous-green, aging to light green. Scape 40–89 cm, often with 1–3 ascending branches, 3–5 mm thick at
  4 KB (491 words) - 06:00, 30 July 2020
• Elatine californica
  LAYOUT:treatment:TUOYAL familyElatinaceae genusElatine speciesElatine californica A. Gray Proc. Amer. Acad. Arts 13: 361, 364. 1878. Hamid Razifard, Gordon C. Tucker
  6 KB (445 words) - 18:23, 29 July 2020
• Chaetadelpha
  tribe Cichorieae genusChaetadelpha Show Lower Taxa Chaetadelpha wheeleri A. Gray ex S. Watson Amer. Naturalist 7: 301. 1873. L. D. Gottlieb Etymology: Greek
  6 KB (405 words) - 20:28, 29 July 2020
• Ephedra trifurca
  Copyright: Flora of North America Association Shrubs erect, 0.5–5 m. Bark gray, cracked and irregularly fissured. Branches alternate or whorled, rigid,
  7 KB (407 words) - 00:23, 30 July 2020
• Celtis occidentalis
  Celtis occidentalis var. crassifolia (Lamarck) A. Gray Celtis occidentalis var. pumila (Pursh) A. Gray Celtis pumila Celtis pumila var. deamii Sargent Treatment
  7 KB (576 words) - 08:36, 30 July 2020
• Quercus sect. Quercus
  FNA Volume 3. Trees or shrubs, evergreen or deciduous. Bark nearly white, gray, brown, or black, smooth, scaly, flaky, or rarely furrowed. Leaf-blade lobed
  27 KB (606 words) - 08:45, 30 July 2020
• Delphinium californicum
  subsp. californicum, Delphinium californicum subsp. interius Torrey & A. Gray Fl. N. Amer. 1: 31. 1838. Michael J. Warnock Endemic Treatment appears in
  7 KB (625 words) - 08:24, 30 July 2020

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