Lathyrus lanszwertii var. bijugatus |
Lathyrus lanszwertii var. leucanthus |
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drypark pea, pinewood peavine, Sandberg's vetchling |
Nevada pea |
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Stems | erect, sprawling, or climbing, 2–4 dm. |
erect, 1–3 dm. |
Leaves | 0.5–2 cm, terminating in simple bristle less than 1 cm; leaflets 2–4, blades lanceolate or linear, 20–50 × 4–15 mm or 30–90 × 2–5 mm. |
2–3 cm, terminating in simple bristle, less than 1 cm; leaflets 4–6, blades lanceolate and 25–50 × 5–15 mm, or linear and 35–70 × 2–5 mm. |
Inflorescences | 2–3 cm. |
3–5 cm. |
Flowers | 8–10 mm, corolla pink or blue. |
10–15 mm, corolla white. |
2n | = 28. |
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Lathyrus lanszwertii var. bijugatus |
Lathyrus lanszwertii var. leucanthus |
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Phenology | Flowering Apr–Jun. | Flowering Apr–Jun. |
Habitat | Edges and openings of coniferous woodlands. | In sagebrush, openings in pine, oak, and aspen woodlands. |
Elevation | 600–1600 m. (2000–5200 ft.) | 2000–3200 m. (6600–10500 ft.) |
Distribution |
ID; MT; WA; BC |
AZ; CO; NM; UT; WY |
Discussion | Variety bijugatus, which is found from southern British Columbia to eastern Washington, northern Idaho, and western Montana, includes two distinct sympatric races: one with lanceolate leaflets (= L. bijugatus var. bijugatus in the sense of White), and one with linear leaflets (= L. bijugatus var. sandbergii). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Variety leucanthus includes two distinct sympatric races: one with lanceolate leaflets (= L. leucanthus), and one with linear leaflets (= L. arizonicus Britton). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 11. | FNA vol. 11. |
Parent taxa | ||
Sibling taxa | ||
Synonyms | L. bijugatus, L. bijugatus var. sandbergii | L. leucanthus, L. arizonicus, L. lanszwertii var. arizonicus |
Name authority | (T. G. White) Broich: Madroño 54: 371. (2008) | (Rydberg) Dorn: Vasc. Pl. Wyoming, 171, 297. (1988) |
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