Flora of North America species comparison

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Oxytropis lagopus var. lagopus

Oxytropis lagopus var. conjugans
Photo is of parent taxon

haresfoot locoweed
Photo is of parent taxon

hare's-foot locoweed
Habit Plants 5–15 cm. Plants 5–15 cm.
Leaves

1–10 cm, rachis longer than longest leaflet;

leaflets 11–15, well distributed on rachis, blade surfaces sericeous.

1–6 cm, rachis about equaling longest leaflet;

leaflets 7 or 9(–13), congested on rachis, blade surfaces shaggy-pilose.
Racemes

6–18-flowered.

5–9-flowered.
Peduncles

erect, 2–15 cm, appressed-pilose, ascending-pilose, or villous-hirsute.

villous hairs spreading, horizontal, fine.
Corollas

15–18(–20) mm.

15–19 mm.
Calyces

becoming swollen, accrescent in fruit, constricted at mouth, enclosing mature legume, 10–14(–18) mm.

somewhat accrescent and inflated, ruptured in fruit or not, entirely or partially enclosing pod.
Legumes

falling enclosed within calyx prior to dehiscence, ovoid, 6–10 × 4–5 mm.

usually not disarticulated from calyx, ovoid-oblong, 8–13 × 5 mm.

Oxytropis lagopus var. lagopus

Oxytropis lagopus var. conjugans
Phenology Flowering spring–early summer. Flowering spring–early summer.
Habitat Sandy and gravelly bluffs and slopes, with sagebrush. Stony, calcareous ridge crests.
Elevation 1300–3300 m. (4300–10800 ft.) 800–2000 m. (2600–6600 ft.)
Distribution
from FNA
ID; MT; WY
[BONAP county map]
from FNA
MT; AB
[BONAP county map]
Source FNA vol. 11. FNA vol. 11.
Parent taxa Fabaceae > subfam. Faboideae > Oxytropis > Oxytropis lagopus Fabaceae > subfam. Faboideae > Oxytropis > Oxytropis lagopus
Sibling taxa
O. lagopus var. atropurpurea, O. lagopus var. conjugans
O. lagopus var. atropurpurea, O. lagopus var. lagopus
Synonyms Aragallus lagopus, Astragalus lagopus, Spiesia lagopus
Name authority unknown Barneby: Proc. Calif. Acad. Sci., ser. 4, 27: 227. (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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