Eriogonum brevicaule var. caelitum

Reveal

Phytologia 86: 123. 2004.

Common names: Wasatch Plateau wild buckwheat
Treatment appears in FNA Volume 5. Treatment on page 267. Mentioned on page 264, 265.

Plants cespitose, 0.6–1.8 (–2) × 1–2.5 dm. Aerial flowering-stems erect or nearly so, scapelike, 0.5–1.5 dm, densely floccose to tomentose. Leaves: blade linear to linear-oblanceolate, 0.2–4.5 (–5) × (0.2–) 0.3–0.6 (–0.7) cm, tomentose abaxially, thinly floccose and bright green adaxially, margins plane or slightly thickened. Inflorescences capitate, 1–2 cm; branches absent. Involucres 3–7 per cluster, turbinate to turbinate-campanulate, 2–3.5 (–4) × 2–3 (–3.5) mm, floccose to tomentose. Flowers 2.5–3.5 (–4) mm; perianth yellow, glabrous.


Phenology: Flowering Jul–Sep.
Habitat: Gravelly to rocky, mostly limestone soil, high-elevation sagebrush communities, subalpine conifer woodlands
Elevation: 2700-3700 m

Discussion

Variety caelitum is restricted to the limestone Flagstaff Formation on the high mesa tops of the Wasatch Mountains in Sanpete and northern Sevier counties.

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."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.

light-brown;brown +
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 +
roughened +  and papillate +
awn-tipped +  and simple +
4.5 cm45 mm <br />0.045 m <br /> (5 cm50 mm <br />0.05 m <br />) +
0.6 cm6 mm <br />0.006 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
bright green +
0.2 cm2 mm <br />0.002 m <br /> (4.5 cm45 mm <br />0.045 m <br />) +
floccose +  and tomentose +
linear;linear-oblanceolate +
0.3 cm3 mm <br />0.003 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
not awn-tipped +
leaflike +  and semileaflike +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
glandular +, pubescent +  and glabrous +
scale-like +  and triangular +
0.1 cm1 mm <br />0.001 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
not brittle +
spreading +  and erect +
tomentose +  and floccose or glabrous +
scabrellous +
ridged +, angled +  and round +
whorled +, opposite +  and alternate +
Wasatch Plateau wild buckwheat +
2700-3700 m +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
unisexual +, , +  and bisexual +
not attenuate +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
decumbent to erect +  and prostrate +
not fistulose +
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 +
Gravelly to rocky, mostly limestone soil, high-elevation sagebrush communities, subalpine conifer woodlands +
reduced +
capitate +, umbellate +, subumbellate +  and cymose +
10 cm100 mm <br />0.1 m <br /> (25 cm250 mm <br />0.25 m <br />) +
10 cm100 mm <br />0.1 m <br /> (15 cm150 mm <br />0.15 m <br />) +
dense +  and diffuse +
3 cm30 mm <br />0.03 m <br /> (10 cm100 mm <br />0.1 m <br />) +
cymelike +, paniclelike +, racemelike +  and spikelike +
1 cm10 mm <br />0.01 m <br /> (2 cm20 mm <br />0.02 m <br />) +
1 cm10 mm <br />0.01 m <br /> (10 cm100 mm <br />0.1 m <br />) +
connate +  and free +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
floccose +  and tomentose +
turbinate +  and turbinate-campanulate +
nonmembranous +
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
in whorls +, opposite +, alternate +  and rosulate +
7 cm70 mm <br />0.07 m <br /> (15 cm150 mm <br />0.15 m <br />) +
persistent +
1 cm10 mm <br />0.01 m <br /> (7 cm70 mm <br />0.07 m <br />) +
bractlike +
pubescent +  and glabrous +
not swollen +
orthotropous +
accrescent +
curved +  and straight +
tomentose;floccose or glabrous +
erect to deflexed +
0.3 cm3 mm <br />0.003 m <br /> (3 cm30 mm <br />0.03 m <br />) +
cylindric +  and urceolate +
accrescent +
fleshy +, indurate +  and membranous +
with extrafloral nectaries +  and not articulate +
2 cm20 mm <br />0.02 m <br /> (4 cm40 mm <br />0.04 m <br />) +
tomentose +  and floccose +
0.2 cm2 mm <br />0.002 m <br /> (2 cm20 mm <br />0.02 m <br />) +
Flowering Jul–Sep. +
homostylous +  and 3-carpellate +
, +  and solid +
slender;stout +
persistent +
Illustrated +  and Endemic +
0.2 cm2 mm <br />0.002 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
decumbent to erect +  and prostrate +
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 campanulatum subsp. brevicaule +
chambered +  and solid +
slender +  and stout +
Eriogonum brevicaule var. caelitum +
Eriogonum brevicaule +
variety +
emarginate +  and entire +
0 +  and 1/2 +
1/4 +  and 1/3 +
oblong +  and obovate or ovate +
coriaceous +
erect +  and spreading +
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 green +
plant +  and cespitose +
tomentose +  and floccose or glabrous +
synoecious +, monocarpic +, polycarpic +  and , +
3 +, 2 +  and 1 +