Oxytropis campestris var. jordalii |
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jordal's field locoweed, jordal's locoweed, jordal's oxytrope |
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Habit | Plants 5–12(–18) cm, herbage sparsely pilose, hairs subappressed. |
Leaves | 1.5–9 cm; stipules glabrous or strigose abaxially, margins ± ciliate, apex often bristly; leaflets 9–19, scattered or opposite, blades 1–11 mm. |
Racemes | usually 2–9-flowered, subcapitate or somewhat elongate. |
Peduncles | 3–12(–14) cm, axis 1–4.5 cm in fruit. |
Corollas | whitish or yellowish, sometimes polychrome, 10–14(–15) mm. |
Calyces | tube (3.7–)4–5.5 mm, lobes 1–1.5 mm. |
Legumes | 9–12 × 3.5–5 mm. |
2n | = 32. |
Oxytropis campestris var. jordalii |
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Phenology | Flowering spring–summer. |
Habitat | Alpine tundra, heathlands, gravel bars, exposed ridges. |
Elevation | 10–1300 m. (0–4300 ft.) |
Distribution |
AK; BC; NT; YT |
Discussion | Variety jordalii is transitional to vars. roaldii and varians. Data from J. L. Jorgensen et al. (2003) give some support to O. jordalii and O. varians as distinct species. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 11. |
Parent taxa | |
Sibling taxa | |
Synonyms | O. jordalii, O. campestris subsp. jordalii, O. leucantha subsp. jordalii |
Name authority | (A. E. Porsild) S. L. Welsh: Leafl. W. Bot. 10: 25. (1963) |
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