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Photo is of parent taxon

hevron's milkvetch, sentry milkvetch

Habit Plants forming tufts or prickly cushions.
Leaves

rachis erect or ascending, stiff.

Corollas

banner 7–8 × 5.4–6 mm;

keel 5.2–5.7 mm.

Astragalus cremnophylax var. hevronii

Phenology Flowering Apr.
Habitat In Kaibab Limestone crevices.
Elevation 1500–1600 m. (4900–5200 ft.)
Distribution
from FNA
AZ
[BONAP county map]
Discussion

Variety hevronii is known only from the eastern rim of Marble Canyon along the Colorado River.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 11.
Parent taxa Fabaceae > subfam. Faboideae > Astragalus > sect. Humillimi > Astragalus cremnophylax
Sibling taxa
A. cremnophylax var. cremnophylax, A. cremnophylax var. myriorrhaphis
Name authority Barneby: Brittonia 44: 238. (1992)
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