Flora of North America species comparison

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Eriogonum corymbosum var. nilesii
Photo is of parent taxon

Las Vegas wild buckwheat, Niles' wild buckwheat
Habit Shrubs, 3–12 × 4–23 dm.
Leaves

cauline 1/2 or more length of flowering stem;

petiole 0.3–1.5 cm;

blade elliptic to oblong, 0.8–2.5(–3) × 0.4–0.8 cm, white-lanate to densely white-tomentose abaxially, silvery-floccose adaxially.
Inflorescences

2–20 cm;

branches floccose.
Involucres

1.5–2 × 1–1.5 mm.
Flowers

2–3 mm;

perianth yellow to pale yellow or, rarely, white, glabrous.

Eriogonum corymbosum var. nilesii
Phenology Flowering Aug–Nov.
Habitat Sandy to gravelly or gypsum flats and washes, saltbush communities
Elevation 200-900 m (700-3000 ft)
Distribution
from FNA
NV; UT
[BONAP county map]
Discussion

Variety nilesii is a plant of the Mojave Desert, known for certain only from the Las Vegas and Muddy Mountains region of Clark County, Nevada. A collection from the flood plain of the Paria River in Kane County, Utah, is tentatively assigned to this variety.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 5, p. 258.
Parent taxa Polygonaceae > subfam. Eriogonoideae > Eriogonum > subg. Eucycla > Eriogonum corymbosum
Sibling taxa
E. corymbosum var. aureum, E. corymbosum var. corymbosum, E. corymbosum var. glutinosum, E. corymbosum var. heilii, E. corymbosum var. orbiculatum, E. corymbosum var. revealianum, E. corymbosum var. velutinum
Name authority Reveal: Phytologia 86: 128. (2004)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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