Wild Yellowcress - Rorippa truncata
Rorippa curvipes var. truncata
MNPS Threat Rank
Taprooted annual to short-lived perennial. Stems prostrate to ascending, 5–20 cm long, branched with racemes terminal and from upper leaf axils. Leaves all cauline, oblanceolate, 2–6 cm long, crenate-dentate to pinnately lobed, the terminal lobe largest. Vestiture of sparse simple hairs or glabrous. Petals yellow, 0.5–1 mm long, shorter than the sepals. Fruits linear-oblong siliques, 4–9 × 1.5–2.4 mm, glabrous; styles 0.2–0.5 mm long; pedicels spreading, 1–5 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX)
The following animal species have been reported as pollinators of this plant species or its genus where their geographic ranges overlap: Bombus rufocinctus
(Thorp et al. 1983).