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

Gentianella amarella (L.) Börner
Northern Gentian (autumn dwarf gentian)
Gentianaceae (Gentian family)

Introduction to Vascular Plants

© Paul Handford  Email the photographer   (Photo ID #68437)

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Distribution of Gentianella amarella
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SUBTAXA PRESENT IN BC
Gentianella amarella ssp. acuta

Species Information

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General:
Annual herb from a taproot; stems ascending to erect, several, simple or branched, 5-55 cm tall.
Leaves:
Basal leaves oblanceolate but soon deciduous; stem leaves opposite, lanceolate to egg-shaped, 1-6 cm long, 3-15 mm wide, not joined at the base, somewhat purplish.
Flowers:
Inflorescence of open to dense axillary or terminal clusters of few to several stalked flowers, the stalks shorter than the adjacent internode; corollas bluish-purple or pink to yellow-green, 10-15 mm long, tubular, 5-lobed, the lobes fringed in the throat; calyces 5-7 mm long, 5-lobed, the lobes longer than the tubes and the margins entire; stamens shorter than the corolla tubes; anthers 1 mm long.
Fruits:
Capsules, cylindric; seeds egg-shaped to spheric, wingless, nearly glabrous, yellow to light brown, 0.5-0.8 mm long.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Moist meadows, streambanks, open forests and roadsides in the lowland, steppe and montane zones; common in BC east of the Coast-Cascade Mountains, less frequent westward; amphiberingian, N to AK, YT and NT, E to NF and S to VT, NM, CA and MX; Eurasia.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Gentianella amarella

The table below shows the species-specific information calculated from
original data (BEC database) provided by the BC Ministry of Forests and Range.
(Updated August, 2013)

Site Information
Value / Class

Minimum

Average

Maximum

Elevation (metres) 34 1420 2459
Slope Gradient (%) 0 23 230
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
0 191 360
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
0 3 8
Modal Nutrient Regime
Class
C
Number of field plots
 species was recorded in:
698
Modal BEC Zone Class
ESSF
All BEC Zones (# of stations/zone) species was recorded in: At(16), BAFA(15), BG(5), BWBS(44), ESSF(200), ICH(8), IDF(144), IMA(5), MH(1), MS(105), PP(3), SBPS(45), SBS(29), SWB(33)

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