Water Pigmy-weed - Tillaea aquatica
State Rank Reason (see State Rank above)
Collected in Sanders County. Status in the state unresolved.
- Details on Status Ranking and Review
Water Pigmy-weed (Tillaea aquatica) Conservation Status Review
Review Date =
Small glabrous annual. Stems prostrate to ascending, branched, 1–4 cm. Leaves all cauline, opposite, linear, terete, 3–6 mm long, united around the stem. Flowers solitary in leaf axils, 4-merous, calyx up to 1 mm long; petals white, 1–2 mm long. Follicles 1–1.5 mm long, erect, deep red; seeds 1 to few per follicle (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX)