Perennial herb from fibrous roots, often creeping at the base and frequently stoloniferous as well; stems mostly unbranched, angled, inconspicuously appressed-hairy, 15-60 cm long.
Lower leaves oblanceolate, narrowed at base but scarcely stalked; middle and upper leaves more oblong or elliptic to lance-elliptic; 2.5-8 cm long, 7-20 mm wide, nearly glabrous or with short appressed hairs, entire, alternate.
Inflorescence of lax, coiled, narrow, elongating, bractless, terminal clusters, not much longer than leafy part of stem; fruiting stalks spreading, 1-2 times as long as calyces; petals sky-blue, rarely white, fused at base into a tube that spreads flat (4-10 mm wide) at top to 5 lobes, with 5 bulges at the throat; fruiting calyces 3-5 mm long, closely appressed-hairy.
Nutlets 4, clustered together, narrowly egg-shaped, 2-2.5 mm long, blackish, smooth, shining.
If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.
Illustration Source: The Illustrated Flora of British Columbia
Present from Spring to Summer
Source: The USDA
Synonyms and Alternate Names:
Myosotis palustris (L.) Hill