familyPolygonaceae
subfamilyPolygonaceae subfam. Eriogonoideae
genusEriogonum
subgenusEriogonum subg. Oligogonum
speciesEriogonum pyrolifolium
Eriogonum pyrolifolium var. coryphaeum
Proc. Amer. Acad. Arts 8: 162. 1870.
Common names: Hairy Shasta wild buckwheat
Endemic
Synonyms: Eriogonum pyrolifolium var. bellingeranum M. Peck
Treatment appears in FNA Volume 5. Treatment on page 374.
Aerial flowering-stems prostrate to weakly erect, 0.4–1.5 (–1.8) dm. Leaf-blades densely lanate to tomentose abaxially, mostly glabrous and green adaxially. Perianths usually copiously pilose to villous abaxially with glandular-hairs obscure. 2n = 40.
Phenology: Flowering Jun–Sep.
Habitat: Sandy to gravelly, usually nonvolcanic flats, slopes, and ridges, mixed grassland, sagebrush, and mountain meadow communities, oak, montane, and subalpine conifer woodlands
Elevation: 1600-3100 m
Distribution
B.C., Calif., Idaho, Mont., Oreg., Wash.
Discussion
Variety coryphaeum is by far the more common of the two varieties, being found in the mountains from southern British Columbia south through Washington and Oregon into northwestern California, eastward into central Idaho and central-western Montana.
Selected References
None.
Lower Taxa
None.
"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.
... more about "Eriogonum pyrolifolium var. coryphaeum"
not winged +
light-brown;brown +
glabrous +
homocarpic +
3-gonous +
4mm;5mm +
various +
dehiscing +
absent +
marcescent +
longer +
anthesis +
whorled +
distal +
stipelike +
pilose +
entire +
ovate;round +
not awn-tipped +
leaflike +
connate +
absent +
scale-like +
connate +
not brittle +
free +
aerial +
absent +
scabrellous +
round +
spreading +
absent +
absent +
woody +
woody +
fasciculate +
Hairy Shasta wild buckwheat +
nuclear +
abundant +
adnate +
pilose +
6;100 +
attenuate +
aerial +
not fistulose +
slender +
homocarpic +
obscure +
Sandy to gravelly, usually nonvolcanic flats, slopes, and ridges, mixed grassland, sagebrush, and mountain meadow communities, oak, montane, and subalpine conifer woodlands +
bractlike +
racemose +
not appressed +
spreading +
axillary +
reduced +
trichotomous +
enclosed +
campanulate +
nonmembranous +
persistent +
green +
sheathing +
persistent +
basal +
bractlike +
awn-tipped +
plane +
2;3 +
not swollen +
orthotropous +
basal +
articulate +
absent +
accrescent +
cluster +
reflexed +
absent +
erect to deflexed +
winged +
white;rose +
persistent +
pustulose +
accrescent +
various +
absent +
obscure +
Proc. Amer. Acad. Arts +
1870 +
fibrous +
persistent +
anthesis +
ringlike +
longitudinal +
Endemic +
recurved +
exserted +
absent +
scapose +
scandent +
absent +
peltate +
capitate +
foliaceous +
absent +
chartaceous +
arranged +
involucral +
absent +
distinct +
erect;spreading or recurved +
spreading;erect +
woody +
Eriogonum pyrolifolium var. coryphaeum +
Eriogonum pyrolifolium +
variety +
absent +
monomorphic +
connate +
dimorphic +
obovate +
coriaceous +
single +
longer +
lobelike +
not awned +
erect +
persistent +
membranous +
glandular-punctate +
developing +
raised +
perennial +
matted +
homophyllous +