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

Pinguicula villosa L.
hairy butterwort
Lentibulariaceae (Bladderwort family)

Introduction to Vascular Plants

© Alfred Cook  Email the photographer   (Photo ID #8502)

E-Flora BC Static Map
Distribution of Pinguicula villosa
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Species Information

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Insect-eating perennial herb from a fibrous root; stems erect, simple, solitary to few, 2-12 cm tall, densely, long glandular-hairy, the hairs club-shaped.
Basal leaves several, simple, entire, fleshy, oblanceolate, 0.4-1.5 cm long, 2-7 mm wide, glabrous below, glabrous or slimy-glandular above (where small insects are digested), margins not rolled under; stem leaves lacking.
Inflorescence of single flowers; corollas funnel-like, lavender-blue, 6-10 mm long, with a spur, white hairs in the throat, the lobes of the lower lip oblong; calyces 5-lobed, 1-2 mm long.
Capsules, 3-5 mm long, erect.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Bogs and ponds (usually in Sphagnum) in the lowland and montane zones; rare in NW, NE and WC BC and on the Queen Charlotte Islands; circumboreal, N to AK, YT and NT and E to Labr.; Eurasia.

Source: The Illustrated Flora of British Columbia


Ecological Framework for Pinguicula villosa

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




Elevation (metres) 70 434 780
Slope Gradient (%) 0 8 20
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
5 231 220
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
6 7 8
Modal Nutrient Regime
Number of field plots
 species was recorded in:
Modal BEC Zone Class
All BEC Zones (# of stations/zone) species was recorded in: BWBS(2), CMA(1), CWH(2)


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

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General References