E-Flora BC: Electronic Atlas of the Flora of British Columbia

Oxytropis scammaniana Hultén
Scamman's locoweed (Scamman's oxytrope)
Fabaceae (Pea family)

Introduction to Vascular Plants

© Alfred Cook  Email the photographer   (Photo ID #8495)

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Distribution of Oxytropis scammaniana
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Species Information

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Perennial herb from a taproot and branching stem-base covered with persistent straw-coloured stipules; branches loosely tufted, often elongate, 2-9 cm long.
Basal, odd-pinnately compound, 2-9 cm long; leaflets 9 to 13, lanceolate to elliptic, 4-13 mm long, slightly white-hairy to glabrous; stipules about as long as the leaflets, with elliptic, blunt lobes, the margins fringed with black hairs.
Inflorescence a compact cluster of 1 to 5 pea-like flowers, the raceme-stalk 2-8 cm long, erect to ascending, and purplish under a cover of short white hairs; corollas purple, 12-17 mm long; calyces bell-shaped, densely black-hairy, the tube 4-6 mm long, the linear-lanceolate teeth about 1/2 as long as the tube.
Pods, oblong-ellipsoid, membranous, 11-18 mm long, unstalked, erect, black-hairy, more or less 1-chambered.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Mesic to dry stony slopes, heath and tundra in the montane to alpine zones; rare in N BC; N to AK and YT.

Source: The Illustrated Flora of British Columbia


Ecological Framework for Oxytropis scammaniana

The table below shows the species-specific information calculated from
original data (BEC database) provided by the BC Ministry of Forests and Range.
(Updated August, 2013)

Site Information
Value / Class




Elevation (metres) 1620 1675 1740
Slope Gradient (%) 35 43 60
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
225 257 340
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
1 3 5
Modal Nutrient Regime
Number of field plots
 species was recorded in:
Modal BEC Zone Class
All BEC Zones (# of stations/zone) species was recorded in: BAFA(3)


The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References