Search results

Treatment on page 518. Mentioned on page 510, 512, 515. Shrubs, 5–15 or 20–150 (–200) cm, aromatic; root-sprouting (caudices with adventitious-buds, fibrous-rooted)

Association Shrubs, 20–150 (–200) cm. Leaves 1.5–4 × 0.5–1.5 cm, lobes linear, to 0.5 mm wide. Heads in spiciform arrays (6–) 8–15 (–35) × (1–) 4–5 cm. Involucres

blades linear-filiform, to 1 mm wide. > 5 4 Plants tall, usually (20–)30–150(–200) cm, more robust, densely to sparsely tufted perennials; leaf blades 1+

1991), who usually favored traditional generic circumscriptions. In the last 20 years or so, developments in molecular systematics have led to revisions of

Mentioned on page 51, 136, 148, 149, 157, 170. Annuals or perennials, (5–) 20–300 (–500) cm. Stems erect or ascending to decumbent or procumbent, usually branched

8, 43, 135. Annuals, perennials, subshrubs, or shrubs, (3–) 10–200 (–400+) [2500+] cm. Leaves usually cauline, sometimes mostly basal, or basal and cauline;

Synonyms: Achaetogeron A. Gray Trimorpha Cassini Treatment appears in FNA Volume 20. Treatment on page 256. Mentioned on page 3, 9, 11, 12, 14, 17, 36, 204, 257

appears in FNA Volume 20. Treatment on page 465. Mentioned on page 3, 9, 12, 18, 458, 459, 461, 462, 466. Annuals or perennials, 2–200 cm (colonial or cespitose

×arizonica, Agave ×glomeruliflora Linnaeus Sp. Pl. 1: 323. 1753. , Gen. Pl. ed. 5, 150. 1754. James L. Reveal, Wendy C. Hodgson Common names: Century plant Etymology:

66, 67. Annuals or perennials [shrubs, trees], 7–15+ cm (Verbesina nana) or 30–200 (–400) [–2500+] cm. Stems usually erect, usually branched (internodes

Treatment on page 448. Mentioned on page 20, 427, 433, 449, 450, 454, 461, 468, 469. Shrubs, subshrubs, or trees, 0–150 [–180] dm. Stems 1–25, erect, ascending

cylindric, sometimes tapering distally, (1–) 2–70 (–130) [–200] × (0.6–) 1–15 cm, less than 40 cm at flowering, skin hard and brittle (less often soft), tuberculate

page 396. Mentioned on page 5, 255, 364, 365, 366. Annuals or perennials, 5–150 cm. Stems erect, simple or branched (aerial shoots often from subterranean

335, 336, 352, 354, 363, 380. Annuals, perennials, subshrubs, or shrubs, 1–200 cm. Stems erect or decumbent, usually branched (proximally, distally, or ±

Volume 21. Treatment on page 114. Mentioned on page 65, 66, 67. Perennials, 20–150 cm. Stems erect, usually branched. Leaves basal and cauline; opposite (proximal)

page 460, 507. Annuals, perennials, subshrubs, or shrubs, (12–) 30–120 (–200) cm. Stems mostly erect, often much branched (sometimes virgate, often striate)

in Pereskia and several genera outside the flora), terete or flat, 0–3 cm (to 10 cm in Pereskia); stipules absent. Spines flexible and hairlike or bristlelike

in FNA Volume 20. Treatment on page 88. Mentioned on page 8, 9, 13, 87, 89, 94, 95, 437. Annuals, perennials, or subshrubs, 10–150 (–200) cm (taprooted)

429. Annuals, biennials, or perennials (sometimes aromatic), (4–) 15–150 (–200) cm (usually taprooted, sometimes fibrous-rooted). Stems 1+, usually erect

species Treatment appears in FNA Volume 20. Treatment on page 629. Mentioned on page 540, 542. Shrubs, mostly 30–200 cm. Stems 1–5+, erect to spreading (tomentose

appears in FNA Volume 20. Treatment on page 230. Mentioned on page 10, 13, 14, 211, 214, 222, 231. Annuals or perennials, (5–) 30–60 (–200) cm (sometimes becoming

perennials, 3–120 cm; usually taprooted, sometimes rhizomatous (roots deep or shallow, woody or fibrous, caudices often woody). Stems 1–20+, erect to decumbent

these often sharply distinct from the blades of the cauline leaves. Culms 5-150 cm, herbaceous, hollow, usually erect or ascending, rarely sprawling, in the

rhizomatous, or stoloniferous. Culms 3-400 cm, erect, spreading or prostrate, sometimes trailing for 200+ cm. Sheaths open; auricles sometimes present;

Inflorescences terminal, 2-9-flowered cymes or umbels, or flowers solitary, to 60 cm; involucres present, often with primary involucres subtending inflorescences

subshrubs 100–200 cm that are initially arachnose to tomentose, soon glabrescent, and have oblanceolate to linear or filiform leaves (2–7 cm), notably small

257, 300, 301, 306. Annuals, perennials, subshrubs, or shrubs, (0.5–) 1–250 cm. Leaves mostly basal, or basal and cauline, or mostly cauline; opposite and/or

terminal, sometimes also axillary, (1-) 2-200-flowered panicles, racemes, corymbs, umbels, or flowers solitary, to 41 cm; involucres absent or present, involucral-bracts

morphological similarities. Estimates of numbers of species in Ribes range from 150 to 200. The plants are found primarily in the Northern Hemisphere; it is likely

Treatment on page 473. Mentioned on page 40, 471, 474. Perennials [annuals], 20–200 cm. Leaves basal (usually withering before flowering) and cauline; petiolate

Treatment appears in FNA Volume 20. Mentioned on page 466, 467, 469, 475, 477, 501, 509, 516. Perennials, 30–150 (–200) cm, colonial; long-rhizomatous (rhizomes

shoots not keeled and tubular, of extravaginal shoots scalelike. Culms 1-150 cm, hollow, usually unbranched above the base. Sheaths from almost completely

1803 Treatment appears in FNA Volume 20. Treatment on page 480. Mentioned on page 467, 481. Annuals, (10–) 30–150 cm; taprooted. Stems 1, erect (often with

appears in FNA Volume 21. Treatment on page 150. Mentioned on page 142, 143, 151, 153. Annuals or perennials, 30–200 cm (taprooted). Stems decumbent to erect

Plants (30–) 50–150 (–200) cm. Stems erect, glabrous or densely and retrorsely pubescent. Leaves: ocrea reddish-brown, funnelform, 1–2.2 cm, margins oblique

Mentioned on page 65, 66, 119, 120. Perennials, subshrubs, or shrubs (10–) 30–150 cm. Stems erect, usually branched from bases, often throughout (scapiform in

often cespitose, sometimes mat-forming, rarely stoloniferous. Culms 2-300 cm, erect, geniculate, or decumbent, usually herbaceous, sometimes becoming woody

FNA Volume 20. Treatment on page 193. Mentioned on page 11, 13, 17, 194, 351. Annuals, biennials, or perennials, 1–2 (–3) or (1–) 5–15 (–75+) cm (usually

in many regions of the world as naturalized or casual aliens Species 190–200 (63 in the flora). Carefully collected mature specimens with well-developed

Receptacles glabrous (paleate in A. palmeri). Florets: usually peripheral 3–20 pistillate and fertile (0 pistillate in A. nesiotica, A. palmeri); central

Volume 20. Treatment on page 44. Mentioned on page 78. Illustrator: Marjorie C. Leggitt Copyright: Flora of North America Association Plants 50–200 cm (short

Treatment on page 462. Mentioned on page 459, 461, 470, 471. Perennials, 30–200 cm. Stems erect, usually not branched proximal to arrays of heads (from caudices

Inflorescence bracts 1, 10–15 mm. Pedicels 0.3–0.4 (–0.7) cm × 1 mm. Flowers (5–) 6–10 cm diam.; sepals lanceolate, (11–) 14–18 × 6–9 mm; petals 5 (–8)

1836 Treatment appears in FNA Volume 20. Treatment on page 532. Mentioned on page 476, 533, 534, 537. Perennials 10–60 cm, colonial; long-rhizomatous. Stems

well-developed trunks. Stems dark green, growing to 200 cm per season; ribs from base to rib crest 3–5 cm, less than 1 cm thick. Spines abruptly thickened at base

plants to 50 cm, leaf blades linear to narrowly elliptic (mostly 2–7 cm × 4–8 mm), involucres mostly hemispheric, usually much less than 1 cm high or wide

Treatment on page 410. Plants densely cespitose, with¬out rhizomes. Culms 30-150 (200) cm, glabrous or pubescent, sometimes scabrous. Sheaths closed for less than

page 598. Plants (50–) 70–150 (–200) cm. Stems erect, glabrous or pubescent. Leaves: ocrea reddish-brown, funnelform, 1–3 cm, margins oblique, glabrous

or not, unbranched proximal to inflorescence, trigonous, (6–) 10–100 (–125) cm (high-climbing into trees), weak or wiry. Leaves few-to-many per culm, cauline

Perennials, subshrubs, or shrubs, 10–100+ cm. Leaf-blades obovate or oblong to elliptic or oblanceolate, 30–50 (–100+) × 10–20 (–40+) mm, margins entire or denticulate

appears in FNA Volume 20. Treatment on page 508. Mentioned on page 473, 475, 500, 510, 521, 537. Perennials (15–) 20–70 (–120) cm, cespitose; stoutly short-rhizomatous

Taylor Treatment appears in FNA Volume 20. Treatment on page 126. Mentioned on page 127. Plants (20–) 40–90 (–100) cm; caudices woody. Stems 1–4, erect, straight

campanulate; racemes (50–)70–200(–300) mm, (50–)100–300-flowered. > 13 13 Stems usually with 10–20 nodes, (50–)70–120(–150) cm; leaf blade margins serrate

white, oblong to elliptic, (18-) 20-40 × (8-) 10-15 mm, abaxially villous, adaxially glabrous; petals present; stamens 150-200. Heads of achenes spheric to

(–100) cm × 1–4 mm, soft (flattened in drying), glabrous. Leaves usually reduced to sheaths, occasionally with blades, flat to V-shaped, (3–) 10–30 cm × (1–)

50 cm; stolons to 45 cm. Leaves: petioles 1.5–40 cm × 0.9–9 mm, sheathing base to 8.5 cm; blade broadly ovate to orbiculate, 1.4–11.9 × 0.9–10.6 cm, veins

in FNA Volume 20. Treatment on page 345. Mentioned on page 262, 320, 344, 346, 347. Annuals, biennials, or short-lived perennials, 30–70 cm; fibrous-rooted

Wilson-Ramsey Copyright: Flora of North America Association Perennials, mostly 40–150 cm. Stems 1–2+ (ridged), erect, branched distally (glabrous or sparsely hairy)

Volume 20. Treatment on page 151. Mentioned on page 146, 150, 153, 156, 157. Plants 30–150 (–200) cm; rhizomes short to long creeping. Stems 1–20+, erect

distal blades lanceolate to linear, entire. Heads 20–200+ per plant, in paniculiform arrays. Peduncles 2–14 cm, moderately to densely hairy. Involucres globoid

471. Annuals, perennials, subshrubs, or shrubs (often ± woolly annuals 1–10 cm). Leaves basal and/or cauline; usually alternate, rarely opposite; petiolate

Small Treatment appears in FNA Volume 20. Treatment on page 163. Mentioned on page 162, 164, 165. Plants 30–150 cm; caudices branching, woody. Stems 1–10+

flexible throughout; blades 25-43 cm long, 4.5-15 mm wide. Panicles 16-42 cm long, 12-20 cm wide, open; branches (7) 10-18 cm, lax, widely divergent to drooping

Plants (50–) 90–150 cm. Leaves: petiole 3.5–4.5 (–8) cm, glandular-pubescent; leaflet blade oblanceolate to rhombic, 2.5–4.5 × 1.2–2.5 cm, margins serrulate-denticulate

goldenrod Endemic Treatment appears in FNA Volume 20. Treatment on page 134. Mentioned on page 130. Plants 50–150 cm; caudices short, rhizomes creeping, elongate

America Association Plants perennial, acaulescent, not stoloniferous, 1–20 cm; rhizome thick, fleshy. Leaves basal, 2–5, prostrate to ascending, often

apices rounded-truncate. Cypselae (brown) ± terete, 10–20-nerved, glabrous; pappi persistent, of 150–200, white or stramineous, barbellulate bristles (in 3–4

Mentioned on page 65, 66, 119. Subshrubs or shrubs [trees], to 100 (–200) [–500+] cm. Stems erect, branched from bases or ± throughout. Leaves cauline; alternate;

1902 Treatment appears in FNA Volume 20. Treatment on page 532. Mentioned on page 476. Perennials 50–150 (–200) cm, colonial; long-rhizomatous. Stems 1–5

page 31, 48, 49, 52, 53, 68, 486, 488. Perennials [annuals, subshrubs], 5–150 cm (usually rhizomatous; usually aromatic). Stems 1 or 2–5+, erect or prostrate

page 514. Mentioned on page 512, 523. Plants 15–78 cm. Leaves: basal 5–25, blade elliptic, 60–150 (or 200–250) x 3–23 mm, 1-pinnatifid or 2-pinnatifid, margins

abaxially hairy, adaxially glabrous; stamens 150-200. Heads of achenes spheric, rarely cylindric; pedicel 15-20 (-22) cm. Achenes: body ellipsoid, 3-4 × ca. 1

lanceolate, 50–150 × 8–25 mm, bases cuneate, often auriculate, apices acute; distal sessile, blades linear to narrowly lanceolate, 20–120 × 3–20 mm, bases cuneate

predominant) 0.5–2 cm, developing more frequently in xeric or exposed conditions, rarely in moist or shaded ones; water-sprout shoots uncommon, 20–150 cm. Leaves:

trees, sometimes forming clonal thickets, 1–400 dm, glabrous or hairy. Stems 1–20+; bark reddish, reddish-brown, gray-brown, or dark gray; long and short-shoots

Cronquist Treatment appears in FNA Volume 20. Treatment on page 534. Mentioned on page 477. Perennials, 70–150 cm, colonial; long-rhizomatous. Stems 1–5+

Volume 21. Treatment on page 152. Mentioned on page 142, 150, 151, 154, 155. Annuals, 40–200 cm. Stems erect, usually densely canescent, hispid, or strigillose

1818, Treatment appears in FNA Volume 20. Treatment on page 94. Mentioned on page 6, 95. Shrubs, 50–150 (–200) cm (glabrous, heavily resinous; taprooted)

haute Treatment appears in FNA Volume 20. Treatment on page 153. Mentioned on page 151, 152, 156, 157. Plants 50–200 cm; rhizomes short to long-creeping. Stems

Association Plants (20–) 30–100 (–120) cm. Leaves: proximal blades usually entire, rarely serrate; mid and distal leaves entire. Heads 20–100 (–200+). Peduncles

or trees, 60–100 (–150) dm. Stems: trunk bark dark gray-brown, plated; thorns on twigs absent or present, recurved, short, to 1.5 cm. Leaves: petiole length

annual or perennial; sometimes rhizomatous, sometimes cespitose. Culms 5-150 cm, glabrous or pubescent, basal branching extravaginal. Sheaths open the entire

Gray) House Treatment appears in FNA Volume 20. Treatment on page 45. Mentioned on page 44. Plants 50–150 cm (short to long-rhizomatous). Stems usually

Perennials, to 200 cm (robust, glaucous). Stems erect to subdecumbent. Leaves sessile; blades oblong-ovate to lanceolate or hastate, (20–) 30–100 × 10–40

paniculiform arrays, branches 20–30 cm. Peduncles sparsely to densely cinereous, bracts lanceolate. Involucres campanulate, 10–20 mm. Phyllaries in 4–5 series

Jepson Treatment appears in FNA Volume 20. Treatment on page 536. Mentioned on page 477. Perennials, 40–150 (–200) cm, colonial; long-rhizomatous. Stems 1–5

80–150 (–200) cm. Leaves: ocrea deciduous or partially persistent at maturity; blade lanceolate or oblong-lanceolate, normally 20–55 (–70) × 2–7 cm, base

suckering; rosettes not cespitose, 10–15 × 15–20 dm. Leaves spreading to recurved, 70–100 (–200) × 7–10 cm; blade green, without budprints, linearlanceolate

tightly to loosely cespitose, sometimes shortly rhizomatous. Culms 10-250 cm, erect, not branching at the upper nodes; basal branching extra or intravaginal;

Mentioned on page 450, 454, 456. Plants small, to ca. 1 cm, forming dull green tufts. Stems 0.4–1.2 cm, simple. Leaves to ca. 3.5 mm, erect-patent, weakly

Wieboldt Sida 20: 1596, fig. 1. 2003. John C. Semple, Rachel E. Cook Common names: Gorge goldenrod Endemic Treatment appears in FNA Volume 20. Treatment on

Association Plants perennial, to 150 (–200) cm, cespitose or not; rhizomes scaly, slender, elongate. Culms wandlike, at least 50 cm. Leaves nearly distichous

rootstock. Stems erect, branched from above middle or in distal 2/3, 70–150 (–200) cm. Leaves: ocrea deciduous or partially persistent at maturity; blade broadly

deep) in fruit; petals not or rarely overlapping, elliptic; carpels (20–) 50–200 (–250). Achenes without dorsal groove. 2n = 28. Phenology: Flowering summer

[perennial], 50–200 cm. Stems sparsely to profusely branched; glandular-pubescent (spiny). Leaves: stipular spines 2–5 mm; petiole 2.5–10 cm, glandular-pubescent

glanddotted. Heads 1–9. Peduncles 2–20 cm. Involucres hemispheric or broader, 15–40 (–200+) mm diam. Phyllaries 20–30 (–100+), ovate to lanceovate, 13–25

Association Annuals, to 200+ cm (delicate or robust, glabrate or glabrous). Stems erect. Leaves petiolate (proximal, petioles 10–20 mm) or sessile (distal);

inhabited continents, is presumably of ancient origins, and many of the 150-200 species may be only distantly related. The shortage of clear-cut morphological

glutinosa Elliott Treatment appears in FNA Volume 21. Treatment on page 498. Plants 30–150 cm. Leaves opposite; petioles 1–10 mm; blades 1-nerved or 3-nerved from bases

Heads 3–20 per plant, in paniculiform to corymbiform arrays. Peduncles 3–11 cm, moderately to densely hairy. Involucres globoid to ovoid, 9–17 × 10–20 mm.

Wetter Treatment appears in FNA Volume 20. Treatment on page 428. Mentioned on page 426. Annuals, 50–150 (–200) cm. Stems erect, stramineous, glabrous. Cauline

chestnut-brown, slender, 4–7 cm. Leaves: petiole length 20% blade, villous early, glabrescent; blade narrowly obovate, 5–6 cm, base narrowly cuneate, lobes

sheath. Inflorescences: rays 100–250, 5–16 cm; 2d order rays 0.5–5 cm; bracts 2–3, horizontal or reflexed, 4–12 cm × 1.5–4 mm. Spikelets 1–30, linear-lanceoloid

Wilson-Ramsey Copyright: Flora of North America Association Shrubs, 20–80 (–150+) cm. Stems erect. Leaves mostly alternate; petioles 0; blades mostly filiform

Mentioned on page 306. Perennials. Stems erect, usually with 10–20 nodes, (50–) 70–120 (–150) cm, proximal 1/2 glabrous, distal 1/2 eglandular-hairy with some

Annuals, (5–) 20–70 (–200) cm. Leaves sessile or petioles 5–15 (–35+) mm (± winged); blades ± elliptic to ovate or lanceolate, 40–80 (–150+) × 15–40 (–60+)

cespitose, rhizomatous. Culms (5–) 10–25 (–45) cm, smooth. Leaves flat to slightly folded, (6–) 10–20 (–30) cm × 2–3 (–4) mm. Inflorescences: spikes 1–3 (–4)

cespitose, not rhizomatous. Culms (5–) 15–30 (–55) cm, smooth. Leaves flat to V-shaped, 4–20 (–30) cm × 1.5–3 (–3.6) mm. Inflorescences: spikes 1–3, pale

Volume 21. Treatment on page 433. Mentioned on page 428, 430. Annuals, 20–80 cm. Stems usually 1, branched distally, narrowly winged, sparsely hairy proximally

Jepson Treatment appears in FNA Volume 20. Treatment on page 536. Mentioned on page 475, 537. Perennials, 40–100 (–120) cm, colonial or cespitose; long-rhizomatous

Copyright: Flora of North America Association Stems ascending to erect, 45–150 (–200) cm, glaucous. Leaves glabrous, glaucous; basal and proximal cauline 75–130

texensis Friesner Treatment appears in FNA Volume 20. Treatment on page 99. Mentioned on page 98. Perennials or subshrubs, 40–150 cm. Stems (simple or branched) glabrous

Plants 15–35 (–50) cm. Stolons none. Basal leaves (ephemeral) 3–5-nerved, narrowly oblanceolate or narrowly elliptic, 25–150 (–200) × 4–20 (–25) mm, tips mucronate

yellow, laminae oblong to oblanceolate, 20–40 × 5–12 mm, abaxially hairy. Discs 12–25 × 12–20 mm. Disc-florets 150–400+; corollas greenish yellow proximally

abaxial often glabrescent; basal petiolate, 20–65 × 8–20 cm, bases attenuate; cauline sessile, 15–40 × 4–15 cm, bases auriculate to truncate. Heads (usually

abaxially on veins); basal petiolate, 17–60 × 10–25 cm; cauline petiolate or sessile, 8–30 × 5–20 cm (blades among heads not lobed). Heads borne singly

Treatment on page 161. Plants perennial; cespitose, not rhizomatous. Culms 4-150 cm, usually erect, sometimes decumbent, glabrous, not branched above the base;

Wilson-Ramsey Copyright: Flora of North America Association Annuals, (2–) 20–100 (–400+) cm (stems sometimes rooting at proximal nodes). Leaves (rarely in 3s)

appears in FNA Volume 20. Treatment on page 521. Mentioned on page 475, 477, 501, 509, 516, 522. Perennials (10–) 50–150 (–200) cm, colonial; fleshy long-rhizomatous

hairs usually whitish, sometimes rufous. Panicles 75–200+-flowered, flat-topped or rounded, 6–18 cm diam.; peduncles ± whitish-villous. Pedicels densely

fusiform, vertical rootstock. Stems erect, branched from above middle, 80–150 (–200) cm. Leaves: ocrea deciduous or partially persistent at maturity; blade ovatelanceolate

also axillary, paniclelike; plants (30-)50-150(-200) cm; leaf blades narrowly lanceolate to ovate, 5-20 × 1.4-8 cm, not glaucous > 2 2 Achenes 2.6-3.8 mm,

of North America Association Plants perennial, densely cespitose, 80–150 (–200) cm, bases deep-set, stout; rhizomes absent. Leaves erect or ascending, 1/2–2/3

410. Illustrator: Cindy Roché Copyright: Utah State University Culms 60-150 (200) cm, densely pubescent for less than 5 mm below the nodes, particularly the

Copyright: Flora of North America Association Stems ascending to erect, 50–100 (–150) cm, glabrous. Leaves basal and cauline, glabrous; basal and proximal cauline

strigosa Small Treatment appears in FNA Volume 20. Treatment on page 132. Mentioned on page 130. Plants 50–90 (–150) cm; rhizomes deep-seated, main, short, or

blackish green distally, yellowbrown to dark-brown proximally. Stems usually to 2 cm, occasionally branching; rounded-pentagonal in transverse-section, hyalodermis

Annuals, (5–) 25–150 (–200) cm. Leaves: sessile or petioles (± winged) 5–15 (–35+) mm; blades ± elliptic to lanceolate, (20–) 40–100 (–200+) × 10–30 (–70)

somesii Treatment appears in FNA Volume 20. Treatment on page 156. Mentioned on page 150, 157, 158, 166. Plants 50–200 cm (solitary or clustered); rhizomes short

Volume 21. Treatment on page 35. Annuals, 20–150+ cm. Leaf-blades ± deltate to rhombic-deltate, 40–200+ × 25–150+ mm, lengths 1–2 (–3+) times widths, margins

Biennials, 40–150 cm. Leaves 2-pinnate, 8–15 cm, lobes (3–) 5–15+ × 0.5–1.5+ mm; cauline 8–30. Heads 20–200 per stem. Peduncles 1–5 cm. Phyllaries yellowish

Endemic Treatment appears in FNA Volume 20. Treatment on page 125. Mentioned on page 119, 123. Plants 20–70 (–100) cm; caudices thick, woody. Stems single

Sida 20: 1589, fig. 1. 2003. John C. Semple, Rachel E. Cook Common names: Southern racemose goldenrod Endemic Treatment appears in FNA Volume 20. Treatment

in FNA Volume 20. Treatment on page 217. Mentioned on page 215. Weak perennials (sometimes monocarpic, somewhat suffrutescent), 60–150 cm, odor slightly

Volume 21. Treatment on page 166. Mentioned on page 142, 145. Perennials, 200–300 cm (rhizomatous). Stems erect, glabrous (glaucous). Leaves cauline; usually

Treatment on page 164. Mentioned on page 144, 147, 166. Perennials, 50–150+ cm (with crown buds, rhizomes absent or poorly developed). Stems erect, usually

follicetums cylindric to nearly ovoid, 2.5–6.5 × 1.5–4cm; leaf blade 17–56cm; stamens 170–350; pistils 20–50. Magnolia ashei 4 Leaf blade rhombic-obovate to

Acad. Arts 20: 299. 1885. John L. Strother Treatment appears in FNA Volume 21. Treatment on page 111. Mentioned on page 107. Plants 50–150+ cm (perennating

17. Treatment on page 350. Mentioned on page 346. Biennials. Stems 50–150 (–200) cm, densely and loosely white-floccose, glabrescent, eglandular. Leaves:

ramosa Peck Treatment appears in FNA Volume 20. Treatment on page 120. Mentioned on page 119, 122, 123. Plants 30–150 cm; caudices branching. Stems 1–5+, erect

Treatment on page 209. Mentioned on page 200, 210. Illustrator: Copyright: Plants perennial, cespitose, 100–150 (–200) cm, coarse; rhizomes absent. Culms stiffly

rarely white or pinkish, adaxially, laminae 7–15 (–20+) mm, glabrous abaxially. Disc-florets 150–200+; corollas 4.5–6 mm. Cypselae 3–4.5+ mm, hairy, hair

Illustrator: Copyright: Plants perennial, cespitose, also strongly clonal, 80–150 cm; rhizomes stoloniferous, scaly, 3–4 mm thick. Culms stiffly erect, leafy

mm; blades 12-20 cm long, (3) 4-7 mm wide, flat to folded. Panicles 9-20 cm, narrowly lanceolate, silvery-white or light tan; rachises 7-15 cm, with numerous

10–16; laminae oblong to oblanceolate, 20–50 × 8–12 mm, abaxially hairy. Discs 20–45 × 10–20 mm. Disc-florets 200–500+; corollas proximally greenish yellow

Volume 21. Treatment on page 73. Mentioned on page 72, 74. Annuals, to 100 (–200) cm. Stems greenish, becoming yellowish to purplish, unbranched or sparingly

e) Porter Treatment appears in FNA Volume 20. Treatment on page 157. Mentioned on page 150. Plants 50–150 cm (solitary or clustered); rhizomes creeping

rafinesquii Kuntze Treatment appears in FNA Volume 20. Treatment on page 158. Mentioned on page 150. Plants 60–130 cm; rhizomes short, stout. Stems 1–10+, ascending

not leathery, glabrate or puberulent; basal and proximal cauline 20–70 × (5–) 9–20 mm, blade oblanceolate, base tapered, margins entire or ± serrate or

shorter calyx lobes [1.5–3.5(–4) mm versus 4–9 mm], corollas [15–20(–22) mm versus (17–)20–35 mm], and pollen sacs (0.8–1 mm versus 1.2–1.7 mm). The species

Synonyms: Townsendia sericea Hooker Treatment appears in FNA Volume 20. Treatment on page 200. Mentioned on page 195. Illustrator: Yevonn Wilson-Ramsey Copyright:

page 685. Stems simple or with 1–15 ascending branches proximally, 6–24 (–30) cm, glabrous proximally, sparsely retrorsely short-strigose distally. Leaves

Plants annual or perennial; tufted or cespitose, not rhizomatous. Culms 10-200 cm, herbaceous, not branching at the upper nodes; basal branching usually intravaginal;

Treatment on page 118. Mentioned on page 98. Biennials or perennials, 60–150 (–200) cm; crown sprouts from cluster of fibrous-roots, these often tuberous-thickened

Kuntze Treatment appears in FNA Volume 20. Treatment on page 157. Mentioned on page 110, 151, 158. Plants (50–) 100–200 cm (solitary or clustered); rhizomes

1898 Treatment appears in FNA Volume 20. Treatment on page 372. Mentioned on page 366, 373. Plants (30–) 50–120 cm; strongly in clones or scattered clumps

entire; petiole 3–20 cm; blade basally attached, usually 3–10-lobed, sometimes unlobed, lobes without secondary lobes, median lobe 5–18 cm, margins neither

Endemic Basionym: Crataegus flava var. integra Nash Bull. Torrey Bot. Club 22: 150. 1895 Synonyms: C. dolosa Beadle C. lassa var. integra (Nash) Lance C. sodalis Beadle

389. Annuals, 10–200 cm. Stems scabrous to nearly glabrous, sometimes distally stipitate-glandular. Leaf-blades lance-linear to linear, 20–120 × 2–55 mm.

Volume 20. Treatment on page 339. Mentioned on page 262, 264, 269, 337, 338, 340, 341, 342. Annuals or short-lived perennials, (7–) 12–40 (–70) cm; taprooted

of sod-formers and bunchgrasses, with foliage 40--100+ cm tall and inflorescences up to 200+ cm tall. Most of the tallgrass prairie is now in cultivation