Flora of North America species comparison

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Psorothamnus arborescens var. pubescens
Photo is of parent taxon

Mojave indigobush
Leaves

1.5–3.5 cm;

leaflets (5 or)7–11, blades linear to linear-oblanceolate, 3–14 mm, surfaces silky-strigulose.
Flowers

calyx 7.3–9 mm, tube 3.6–4.4 mm, pilosulous to loosely strigulose;

corolla indigo blue;

banner 7 mm;

keel 6–6.4 mm.

Psorothamnus arborescens var. pubescens
Phenology Flowering spring–early summer.
Habitat Rocky slopes, clay barrens.
Elevation 1000–1500 m. (3300–4900 ft.)
Distribution
from FNA
AZ; UT
[BONAP county map]
Discussion

Variety pubescens is known from areas near the Colorado River.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 11.
Parent taxa Fabaceae > subfam. Faboideae > Psorothamnus > Psorothamnus arborescens
Sibling taxa
P. arborescens var. arborescens, P. arborescens var. californicus, P. arborescens var. minutifolius
Synonyms Parosela johnsonii var. pubescens
Name authority (Parish) Barneby: Mem. New York Bot. Gard. 27: 38. (1977)
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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(If the plant you're looking for doesn't show up in the auto-complete list, that means it either isn't described in Flora of North America yet, or it's listed under a synonym. And please note that Flora of North America is still missing several plant families, including Apiaceae, Boraginaceae, and Polemoniaceae.)

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