Eriogonum corymbosum var. heilii

Reveal

Phytologia 86: 125. 2004.

Common names: Heil’s wild buckwheat
Treatment appears in FNA Volume 5. Treatment on page 257. Mentioned on page 256.
Revision as of 09:30, 30 July 2020 by imported>Volume Importer
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)

Subshrubs, 0.5–1.5 × 2–4 dm or 2–4.5 × 4–9 dm. Leaves cauline 1/4 length of flowering-stem or 3/4 length of nonscapose flowering-stem; petiole 0.1–0.3 cm; blade lanceolate to elliptic or oblanceolate, 0.5–2 × 0.3–0.6 (–0.8) cm, densely tomentose abaxially, tomentose to floccose and greenish adaxially. Inflorescences capitate,1–1.5 cm wide, or umbellate or cymose, 2–4 (–8) × 3–6 (–12) cm, tomentose to floccose; branches tomentose to floccose. Involucres (2–) 2.5–3.5 × 1.5–2.5 mm. Flowers 2–3 mm; perianth white to pink, glabrous or, rarely, sparsely pilose.


Phenology: Flowering Jul–Aug.
Habitat: Steep rocky slopes, subalpine conifer woodlands
Elevation: 2500-2800 m

Discussion

Variety heilii is known only from the upper Deep Creek drainage on the eastern slope of Thousand Lake Mountain in Capitol Reef National Park, Wayne County, where it occurs with Rocky Mountain bristlecone pine (Pinus aristata Engelmann).

Selected References

None.

Lower Taxa

None.

"/2" is not declared as a valid unit of measurement for this property."dm" is not declared as a valid unit of measurement for this property."dm" is not declared as a valid unit of measurement for this property."/4lengthofflowering-stemorlengthofnonscaposeflowering-stem" is not declared as a valid unit of measurement for this property."dm" is not declared as a valid unit of measurement for this property."dm" is not declared as a valid unit of measurement for this property.

0.25 cm2.5 mm <br />0.0025 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
included +  and exserted +
3-gonous +
usually red +  and cream or yellow +
oblong +  and ellipsoid or oval +
acute;obtuse or rounded +
James L. Reveal +
Reveal +
deciduous +  and persistent +
stipelike +
Undefined subg. Eucycla +
occasional +
papillate +
awn-tipped +  and simple +
3 cm30 mm <br />0.03 m <br /> (4.5 cm45 mm <br />0.045 m <br />) +
0.6 cm6 mm <br />0.006 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (2 cm20 mm <br />0.02 m <br />) +
tomentose +  and floccose +
lanceolate;elliptic or oblanceolate +
0.3 cm3 mm <br />0.003 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
not awn-tipped +
0.3 cm3 mm <br />0.003 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
glandular +, pubescent +  and glabrous +
triangular +  and scale-like +
1 cm10 mm <br />0.01 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
not brittle +
spreading +  and erect +
tomentose +  and floccose +
scabrellous +
ridged +, angled +  and round +
spreading +  and erect +
whorled +, opposite +  and alternate +
Heil’s wild buckwheat +
2500-2800 m +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
unisexual +, , +  and bisexual +
not attenuate +
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
decumbent to erect +  and prostrate +
not fistulose +
stout;slender +
unwinged +  and winged +
black +, red +, brown +  and yellowish +
exserted +  and included +
pubescent +  and glabrous +
spheroidal +, 4-gonous +, lenticular +, biconvex +, discoid +, 3-gonous +  and 2-gonous +
Steep rocky slopes, subalpine conifer woodlands +
reduced +
cymose +  and umbellate +
4 cm40 mm <br />0.04 m <br /> (8 cm80 mm <br />0.08 m <br />) +
6 cm60 mm <br />0.06 m <br /> (12 cm120 mm <br />0.12 m <br />) +
2 cm20 mm <br />0.02 m <br /> (4 cm40 mm <br />0.04 m <br />) +
tomentose +  and floccose +
cymelike +, paniclelike +, racemelike +  and spikelike +
3 cm30 mm <br />0.03 m <br /> (6 cm60 mm <br />0.06 m <br />) +
connate +  and free +
0.2 cm2 mm <br />0.002 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
nonmembranous +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
in whorls +, opposite +, alternate +  and rosulate +
persistent +
bractlike +
crenulate +
not swollen +
orthotropous +
accrescent +
curved +  and straight +
erect to deflexed +
pilose +, , +  and glabrous +
cylindric +  and urceolate +
accrescent +
fleshy +, indurate +  and membranous +
with extrafloral nectaries +  and not articulate +
tomentose +  and floccose +
0.1 cm1 mm <br />0.001 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Flowering Jul–Aug. +
homostylous +  and 3-carpellate +
, +  and solid +
slender;stout +
persistent +
Illustrated +  and Endemic +
0.4 cm4 mm <br />0.004 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
included +  and slightly exserted +
0.1 cm1 mm <br />0.001 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
decumbent to erect +  and prostrate +
erect +  and spreading +
glandular +, pubescent +  and glabrous +
penicillate +, fimbriate +  and capitate +
deciduous +  and persistent +
2-lobed +  and cylindric +
coriaceous +  and membranous +
consisting of a series +  and tubular +
distinct +
erect;spreading or recurved +
spreading;erect +
Eriogonum effusum subsp. corymbosum +
chambered +  and solid +
slender +  and stout +
Eriogonum corymbosum var. heilii +
Eriogonum corymbosum +
variety +
emarginate +  and entire +
0 +  and 1/2 +
1/4 +  and 1/3 +
oblanceolate +  and spatulate +
coriaceous +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
persistent +
membranous +
pubescent +  and glabrous +
greenish +  and grayish +
erect;spreading;erect;spreading +
reddish-brown-tomentose +  and floccose or glabrous +
synoecious +, monocarpic +, polycarpic +  and , +
2-4.5×4-9 dm;2dm;4dm +
3 +, 2 +  and 1 +