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

Halenia deflexa (Sm.) Griseb.
Spurred Gentian (American spurred gentian)
Gentianaceae (Gentian family)

Introduction to Vascular Plants

© Bryan Kelly-McArthur  Email the photographer   (Photo ID #58466)

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Distribution of Halenia deflexa
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SUBTAXA PRESENT IN BC
Halenia deflexa ssp. deflexa

Species Information

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General:
Annual herb from a taproot; stems erect, solitary, simple or branched above, 10-50 cm tall.
Leaves:
Basal leaves several, oblanceolate or spoon-shaped, stalked; stem leaves opposite, lanceolate to egg-shaped, unstalked, 2-5 cm long, lowermost somewhat reduced.
Flowers:
Inflorescence of loose, terminal or axillary clusters of stalked flowers; corollas purplish-green or bronze, tubular, 10 mm long, 4- to 5-lobed, the lobes cleft nearly to the base, each lobe with 1-5 mm slender spurs; calyces 1/2 the length of the corollas, deeply 4-lobed, the lobes lanceolate; stamens 2/3 the length of the corollas; anthers 0.5-0.6 mm long.
Fruits:
Capsules, oblanceolate; seeds oblong, round in cross-section, wingless, glabrous or granular, light-brown, 1.2-1.4 mm long. vol3_5

Source: The Illustrated Flora of British Columbia

Habitat / Range

Moist meadows and open forests in the montane zone; infrequent in SE and NE BC; E to NF and S to NY, MI, SD, MT and MX.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Halenia deflexa

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) 872 1139 1325
Slope Gradient (%) 0 12 32
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W] 		90 291 292
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric] 		3 4 6
Modal Nutrient Regime
Class		 C
Number of field plots
 species was recorded in:		 6
Modal BEC Zone Class
 IDF
All BEC Zones (# of stations/zone) species was recorded in: BWBS(1), IDF(3), MS(2)

Climate

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.

Taxonomic and Nomenclatural Links


Genetic information (NCBI Taxonomy Database)
 International Plant Names Index
 Taxonomic Information from the World Flora Online
 Integrated Taxonomic Information System

Additional Photo Sources

UBC Herbarium Scanned Collection Record
 Images From CalPhoto
UT Austin's Native Plant Database
 Google Image Search
 Flickr Image Search

General References

Google Scholar Search
Family References
 General Botanical References for BC
Recommended citation: Author, Date. Page title. In Klinkenberg, Brian. (Editor) 2020. E-Flora BC: Electronic Atlas of the Plants of British Columbia [eflora.bc.ca]. Lab for Advanced Spatial Analysis, Department of Geography, University of British Columbia, Vancouver. [Accessed: 2024-05-19 2:20:23 AM ]
Disclaimer: The information contained in the E-Flora atlas pages is derived from expert sources as cited in each section. This information is scientifically based. E-Flora also acts as a portal to other sites via deep links. As always, users should refer to the original sources for complete information. E-Flora BC is not responsible for the accuracy or completeness of the original information.
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