Oxytropis oreophila
mountain locoweed, mountain oxytrope, roundleaf crazyweed
0.5–8.5 cm;
stipules scarious, light tan, 4–12 mm, silky-pilose becoming glabrate, margins ciliate;
leaflets 1–15(or 17), sessile, blades lanceolate, elliptic, ovate, lanceolate, or lanceolate-oblong, 1–15 × 0.5–4 mm, apex acute, surfaces pilose or villous-pilose.
1–12-flowered, subcapitate.
(0–)1–14(–23) cm, axis to 1 cm in fruit, pilose to hirsute;
bract narrowly lanceolate, pilose.
pink-purple or white, 6–16(–17) mm.
campanulate to short-cylindric, villous-hirsute;
tube (3.2–)4–5.5 mm, lobes 1.3–3 mm.
erect, sessile or subsessile, ellipsoid-cylindroid, bladdery-inflated, (7–)9–25 × 5–14 mm, subunilocular to sub-bilocular, hirtellous to villous or villous-pilose.
Oxytropis oreophila
Varieties 3 (3 in the flora).
(Discussion copyrighted by Flora of North America; reprinted with permission.)
1. Corollas (11–)14–16(–17) mm; leaflets 1–7; of shale and limestone in c, e, s Utah. | var. jonesii |
1. Corollas 6–12.5 mm; leaflets 7–15 (or 17); of shale, limestone, and various igneous substrates in w United States, including Utah. | → 2 |
2. Peduncles 4–14(–23) cm; herbage often greenish; leaflets 9–15(–17); legumes (7–)9–17 × 6–14 mm; corollas usually 10–12.5 mm. | var. oreophila |
2. Peduncles 0.5–2(–5) cm; herbage silvery; leaflets 7–11; legumes 10–12 × 5–6 mm; corollas usually 6–10 mm. | var. juniperina |
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