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

Silene douglasii Hook.
Douglas' Campion (Douglas' catchfly; Douglas' silene; Mountain Navarretia; seabluff catchfly)
Caryophyllaceae (Pink family)

Introduction to Vascular Plants

© Jim Riley  Email the photographer   (Photo ID #981)

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Distribution of Silene douglasii
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Silene douglasii var. douglasii

Species Information

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Perennial from a stout taproot and branched stem-base; tufted, often matted; stems decumbent to ascending, several, branched, finely and densely hairy, 10-70 cm tall/long.
Basal leaves mostly matted at the base of the stems, oblanceolate to lanceolate, 2-5 cm long, hairy, stalked, 2-10 mm wide; stem leaves opposite, 1-8 pairs, oblanceolate, 2-8 cm long, becoming smaller and unstalked above, hairy; stipules lacking.
Inflorescence of solitary or more usually 3 flowers; petals 5, creamy white to yellowish or greenish, often tinged with pink or purple, bilobed, 12-16 mm long, stalklike at the bases, the stalks 8-12 mm long; sepals 5, creamy white or pink, greenish or purplish, united, forming a tube 10-15 mm long, inflated and papery in fruit, 10-nerved.
Capsules 1-celled, 8-12 mm long; seeds 1.1-1.5 mm long, reddish-brown, roughened.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Mesic to dry grasslands, shrublands, meadows and open forests in the lowland, steppe and montane zones; frequent in S BC, rare in N BC; S to MT, VT, NV and CA.

Source: The Illustrated Flora of British Columbia


Ecological Framework for Silene douglasii

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) 396 1321 2312
Slope Gradient (%) 0 37 70
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
27 170 360
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
0 2 5
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: At(2), BG(4), ESSF(15), ICH(3), IDF(9), IMA(1), MS(7), PP(9)


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