Flora of North America species comparison

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Oxytropis besseyi var. salmonensis
Photo is of parent taxon

Salmon River locoweed
Habit Plants low, hairs appressed-silky.
Leaves

4–8 cm;

rachis 6–20 cm, shorter than or equaling longest leaflet;

leaflets 5–9, crowded on rachis, 10–19 mm.
Racemes

7–10(–12)-flowered, subcapitate at anthesis.
Peduncles

6–10 cm, surpassing leaves, axis 1–2.5 cm in fruit.
Corollas

18–21 mm.
Calyces

9–12 mm, appressed silky-hairy, with few ascending hairs.
Legumes

short-stipitate, strongly inflated, subglobose.

Oxytropis besseyi var. salmonensis
Phenology Flowering spring–early summer.
Habitat Clay slopes.
Elevation 1600–1900 m. (5200–6200 ft.)
Distribution
from FNA
ID
[BONAP county map]
Discussion

Variety salmonensis is restricted to the areas of Big Lost and Salmon rivers in Custer County.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 11.
Parent taxa Fabaceae > subfam. Faboideae > Oxytropis > Oxytropis besseyi
Sibling taxa
O. besseyi var. argophylla, O. besseyi var. besseyi, O. besseyi var. fallax, O. besseyi var. obnapiformis, O. besseyi var. ventosa
Synonyms O. nana var. salmonensis
Name authority Barneby: Proc. Calif. Acad. Sci., ser. 4, 27: 234. (1952)
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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