familyPolygonaceae
subfamilyPolygonaceae subfam. Eriogonoideae
genusEriogonum
subgenusEriogonum subg. Eucycla
speciesEriogonum thompsoniae
Eriogonum thompsoniae var. albiflorum
Madroño 19: 299. 1969.
Common names: Virgin wild buckwheat
Endemic
Synonyms: Eriogonum corymbosum var. albiflorum (Reveal) S. L. Welsh Eriogonum corymbosum var. matthewsiae Reveal Eriogonum thompsoniae var. matthewsiae (Reveal) Reveal
Plants 2–5 (–6) dm. Leaf-blade oblong to oblanceolate or elliptic, 2–5 × 0.8–2.5 cm, tomentose abaxially, margins plane. Involucres 2–3 mm. Perianths white.
Phenology: Flowering Jun–Oct.
Habitat: Sandy to gravelly, often volcanic flats and slopes, saltbush and blackbrush communities, pinyon-juniper and oak woodlands
Elevation: 900-1400 m
Discussion
Variety albiflorum is known only from scattered populations in Washington County, Utah, and in adjacent portions of Mohave County, Arizona.
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.
... more about "Eriogonum thompsoniae var. albiflorum"
not winged +
light-brown;brown +
glabrous +
homocarpic +
3-gonous +
2.5mm;3mm +
various +
dehiscing +
acute;obtuse or rounded +
absent +
marcescent +
longer +
anthesis +
distal +
stipelike +
papillate +
entire +
green +
oblong;oblanceolate or elliptic +
not awn-tipped +
connate +
absent +
scale-like +
connate +
dichotomous +
diffuse +
not brittle +
free +
aerial +
glabrous +
scabrellous +
deciduous +
exposed +
spreading +
absent +
glabrous +
woody +
woody +
fasciculate +
Virgin wild buckwheat +
curved +
nuclear +
abundant +
adnate +
pilose +
6;100 +
not attenuate +
fasciculate +
aerial +
not fistulose +
slender +
homocarpic +
minute +
Sandy to gravelly, often volcanic flats and slopes, saltbush and blackbrush communities, pinyon-juniper and oak woodlands +
scattered +
few +
bractlike +
racemose +
spreading +
axillary +
reduced +
trichotomous +
enclosed +
glabrous +
turbinate +
nonmembranous +
persistent +
tomentose +
0.8cm;2.5cm +
sheathing +
persistent +
basal +
bractlike +
awn-tipped +
plane +
not swollen +
orthotropous +
basal +
articulate +
absent +
accrescent +
cluster +
erect +
absent +
erect to deflexed +
winged +
white +
persistent +
glabrous +
pustulose +
accrescent +
various +
absent +
obscure +
Madroño +
1969 +
fibrous +
persistent +
anthesis +
ringlike +
longitudinal +
Endemic +
recurved +
exserted +
absent +
scapose +
matted +
spreading +
absent +
peltate +
capitate +
foliaceous +
absent +
chartaceous +
arranged +
involucral +
absent +
distinct +
erect;spreading or recurved +
spreading;erect +
woody +
Eriogonum thompsoniae var. albiflorum +
Eriogonum thompsoniae +
variety +
absent +
monomorphic +
connate +
dimorphic +
coriaceous +
single +
single +
lobelike +
not awned +
erect +
persistent +
membranous +
glandular-punctate +
developing +
raised +
not scapose +
perennial +
spreading +
glabrous +
2dm;5dm +