E-Flora BC: Electronic Atlas of the Flora of British Columbia

Gentianella tenella (Rottb.) Börner subsp. tenella
slender gentian (Dane's dwarf gentian)
Gentianaceae (Gentian family)

Introduction to Vascular Plants
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E-Flora BC Static Map
Distribution of Gentianella tenella ssp. tenella
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Species Information

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Annual herb from a taproot; stems ascending to erect, several, branched or simple, 4-15 cm tall.
Basal leaves a pair or more numerous in a rosette, egg-shaped to elliptic; stem leaves opposite, lanceolate to elliptic, 4-15 mm long, 1-4 mm wide, not joined (except for the lower ones).
Inflorescence of solitary, terminal, long-stalked flowers, the stalks longer than the adjacent internodes; corollas blue to white, 8-15 mm long, tubular, 4-lobed (sometimes 5-lobed), the lobes each bearing a pair of fringed scales; calyces 4-10 mm long, 4- to 5- lobed, the lobes 1/2 the length of the corollas or longer; stamens shorter than the corolla tubes; anthers 0.8-1.0 mm long.
Capsules, narrowly egg-shaped; seeds egg-shaped, slightly flattened, wingless, nearly glabrous, yellow to light brown, 0.6-0.8 mm long.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Moist meadows from the montane to alpine zones; rare, known only from Tagish Lake (N BC) and Tenquille Lake (S BC); circumpolar, N to AK, YT and NT and S to CO, UT, NM, AZ and CA; Eurasia.

Source: The Illustrated Flora of British Columbia


The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Synonyms and Alternate Names

Comastoma tenellum (Rottb.) Toyokuni
Gentiana tenella Rottb.
Lomatogonium tenellum

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References