Flora of North America species comparison

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Johanneshowellia crateriorum

Lunar Crater buckwheat, Lunar Crater Howell's-buckwheat
Habit Plants spreading, reddish, 0.5–3 × 1–3(–5) dm, thinly silky-puberulent.
Stems

0.3–0.5 dm.
Leaf

blades obovate to rounded or somewhat reniform, 0.5–1.5 × 0.5–1.5 cm.
Inflorescences

spreading, diffuse, 5–25 cm;

bracts triangular, 1–2(–2.5) × 1–2(–2.5) mm, scalelike, glabrous but ciliate on margins.
Flowers

perianth white to rose, becoming red in fruit, 2–2.5 mm, smooth;

tepals monomorphic, lanceolate, not auriculate, margins entire;

filaments 1.2–1.8 mm.
Achenes

1.3–1.8 mm.
Involucral

bracts oblanceolate to obovate, 0.5–0.8 × 0.1–0.3 mm, glabrous but ciliate on margins, outermost one deeply 2-lobed.

Johanneshowellia crateriorum
Phenology Flowering May–Sep.
Habitat Sandy, pumice flats and slopes, saltbush communities
Elevation 1700-1900 m (5600-6200 ft)
Distribution
from FNA
NV
[BONAP county map]
Discussion

Johanneshowellia crateriorum is known only from the Lunar Crater area of Nye County.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 5, p. 444.
Parent taxa Polygonaceae > subfam. Eriogonoideae > Johanneshowellia
Sibling taxa
J. puberula
Name authority Reveal: Brittonia 56: 304, fig. 2. (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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