Plant: annual or biennial herb; glabrous, to 70 cm tall; 1 stem, branched or unbranched, or on older plants several stems arising from the base

Leaves: linear, lanceolate, or obovate, to 7.5 cm long, sessile or petioled, particularly in basal rosettes formed on older plants

Flowers: on pedicels to 21 cm long; calyx quadrangular, keeled; lobes linear to lanceolate, often with attenuate tips, the larger lobes 1.1-3 cm long, the smaller lobes 1-2.7 cm long, the tube 0.9-1.7 cm long. Corolla blue, (2.5-)3.5-6 cm long; lobes spatulate, (0.8-)1.5-3.8 cm long, with erose-dentate apices and fimbriate margins

Fruit: SEEDS elliptic to cylindric, densely papillate

Misc: Wet meadows, marshes and along streams; 1450-2850 m (4700-9400 ft); Aug-Nov

REFERENCES: Mason, Charles T. 1998 Gentianaceae. J. Ariz. - Nev. Acad. Sci. 30(2): 84.