Flat Pea - Lathyrus sylvestris
Other Names:
Flat Peavine, Narrow-leaved Everlasting-pea
Rhizomatous. Stems winged, climbing, 6–20 cm. Leaves with 2 lanceolate leaflets, 5–12 cm long; rachis prolonged into a tendril; stipules lanceolate, 1–3 cm long. Flowers red (drying blue); calyx tube 4–5 mm long; sepals unequal, shorter than the tube; banner ca. 15 mm long. Legume 4–6 cm long (
Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).
POLLINATORS The following animal species have been reported as pollinators of this plant species or its genus where their geographic ranges overlap:
Bombus appositus,
Bombus fervidus,
Bombus flavifrons,
Bombus sitkensis, and
Bombus occidentalis (Thorp et al. 1983, Colla and Dumesh 2010, Koch et al. 2012).