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

Oxytropis campestris var. spicata (L.) DC. Hook.
Nelson's oxytrope (field locoweed; Silky Locoweed)
Fabaceae (Pea family)

Introduction to Vascular Plants

General:
Perennial herb from a taproot and stout, branching stem-base, hairy throughout; tufted or matted, 5-40 cm tall.

Leaves:
Basal, odd-pinnately compound, 6-23 cm long; leaflets 17 to 33, linear-oblong to narrowly egg-shaped, 5-25 mm long, appressed silky-hairy on both surfaces; stipules membranous, 5-15 mm long, loosely soft-hairy to nearly glabrous.

Flowers:
Inflorescence a spike-like raceme, on a stalk (10) 15-40 cm long, of 10 to 30 pea-like flowers; corollas white or yellowish white, occasionally bluish, 12-17 mm long, calyces appressed long-soft-hairy, often with black hairs.

Fruits:
Pods, oblong-egg-shaped, 1-2.5 cm long, papery-membranous, black- and white-hairy, nearly 2-chambered.

Source: The Illustrated Flora of British Columbia

Ecological Framework for Oxytropis campestris var. spicata

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
Site Information	Avg	Min	Max
Elevation (metres)	1369	225	2360
Slope Gradient (%)	22	0	72
Aspect (degrees) [0 - N; 90 - E; 180 - S; 270 - W]	215	1	360
Soil Moisture Regime (SMR) [0 - very xeric; 4 - mesic; 8 - hydric]	2	0	5
Modal Nutrient Regime Class	C
# of field plots species was recorded in:	66
Modal BEC Zone Class	PP
All BEC Zones (# of stations/zone) species was recorded in	AT(7), BG(3), ESSF(16), ICH(1), IDF(9), MS(7), PP(18)
Source: Klinkenberg 2013

Scientific Name	Origin Status	Provincial Status	BC List (Red Blue List)	COSEWIC
Oxytropis campestris var. cusickii	Native	S5	Yellow	Not Listed
Oxytropis campestris var. davisii	Native	S3?	Yellow	Not Listed
Oxytropis campestris var. jordalii	Native	S3?	Blue	Not Listed
Oxytropis campestris var. spicata	Native	S5	Yellow	Not Listed
Oxytropis campestris var. varians	Native	S5	Yellow	Not Listed

BC Ministry of Environment: BC Species and Ecosystems Explorer.

Synonyms and Alternate Names:
Oxytropis campestris var. columbiana (H. St. John) Barneby
Oxytropis macounii (Greene) Rydb.
Oxytropis monticola A. Gray
Oxytropis monticola subsp. monticola
Oxytropis sericea subsp. spicata (Hook.) Cody
Oxytropis sericea var. spicata (Hook.) Barneby
Oxytropis spicata (Hook.) Standl.

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