Brook-pimpernell - Veronica anagallis-aquatica
Blue Water Speedwell, Water Speedwell,
Rhizomatous perennial. Stems ascending, simple or branched, 10–50 cm. Herbage glabrous. Leaves sessile, 2–6 cm long, lanceolate, crenate, the upper clasping. Inflorescence glabrous to sparsely glandular-pubescent, axillary racemes; pedicels 3–7 mm long. Flowers: calyx 2–3 mm long; corolla blue, 3–5 mm across; style 2–3 mm long. Capsule obovoid, 2–4 mm long, glabrous, barely notched (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX)
Lesica (2012) treats V. catenata
as a distinct species.
The following animal species have been reported as pollinators of this plant species or its genus where their geographic ranges overlap: Bombus vagans
and Bombus pensylvanicus
(Colla and Dumesh 2010).