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

Lathyrus lanszwertii var. bijugatus
pinewood peavine
Fabaceae (Pea family)

Introduction to Vascular Plants
Once images have been obtained, photographs of this species will be displayed in this window.Click on the image to enter our photo gallery.
Currently no image is available for this taxon.
E-Flora BC Static Map
Distribution of Lathyrus lanszwertii var. bijugatus
Click here to view our interactive map and legend
Details about map content are available here
Click on the map dots to view record details.

Species Information

Click on the image below to view an expanded illustration for this species.



General:
Perennial herb from a slender rhizome; stems slender, erect, 10-30 cm tall, not winged, glabrous to sparsely short-hairy.
Leaves:
Alternate, pinnately compound; leaflets 2 or 4, usually paired but sometimes scattered, linear to broadly oblong, 2-15 cm long, 2-14 mm wide, distinctly veined; tendrils bristle-like, 1-3 mm long; stipules narrow, unequally 2-lobed, less than 1/3 the length of the leaflets.
Flowers:
Inflorescence of 2 to 3 pea-like flowers in a leaf axil; corollas pink to bluish, 10-13 mm long, the wings longer than the keel, about equal to the banner, the wing-blade slightly longer than the claw; calyces 6-8 mm long, the teeth narrowly lanceolate, the upper two about equal to or shorter than the lower three, the lowest one only slightly shorter than the tube.
Fruits:
Pods, glabrous, 3-4 cm long, 4-7 mm wide; seeds 7 to 12.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Dry open forests and clearings in the montane zone; rare in SE BC, known only from Elko; S to ID and E WA.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Lathyrus lanszwertii var. bijugatus

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

Minimum

Average

Maximum

Elevation (metres) 865 865 865
Slope Gradient (%) 28 28 28
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
50 49 50
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
4 4 4
Modal Nutrient Regime
Class
D
Number of field plots
 species was recorded in:
1
Modal BEC Zone Class
IDF
All BEC Zones (# of stations/zone) species was recorded in: IDF(1)

Synonyms and Alternate Names

Lathyrus lanszwertii (T.G. White) Broich

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References