Annual herb from a taproot; stems erect, several, simple or few-branched, 15-40 cm tall.
Basal leaves numerous, tufted, oblanceolate to spoon-shaped, 1.5-4 cm long, soon deciduous; stem leaves opposite, 2-4 pairs, narrowly lanceolate to oblanceolate, 1.5-5 cm long.
Inflorescence of 1 to few terminal or axillary flowers on long, naked stalks; corollas deep blue or purplish, tubular, 4-lobed, sometimes 3-lobed, the lobes minutely jagged and with a few slender lateral teeth, rounded at the tips, not fringed in the throat, 3.5-5.5 mm long; calyces 15-25 mm long, 1/2 the length of the corollas, the lobes pointed and subequal; stamens shorter than the corolla lobes; anthers 3-4 mm long.
Capsules, cylindric; seeds oblong, angular, wingless, finely pimpled, dark-brown, 0.5 mm long.
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
||Value / Class
Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
of field plots
species was recorded in:
BEC Zone Class
All BEC Zones (# of stations/zone) species was recorded in
Source: Klinkenberg 2013
Synonyms and Alternate Names:
Anthopogon tonsum (Lunell) Rydb.
Gentiana crinita var. tonsa (Lunell) Boivin
Gentiana detonsa var. unicaulis
Gentiana gaspensis Victorin
Gentiana macounii T. Holm
Gentiana tonsa (Lunell) Victorin
Gentianella crinita subsp. macounii (T. Holm) J.M. Gillett
Gentianopsis procera subsp. macounii (Holm) Iltis