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

Introduction to Vascular Plants

Photograph

© Jim Riley     (Photo ID #981)


Map

E-Flora BC Static Map

Distribution of Silene douglasii
Click here to view the full interactive map and legend

SUBTAXA PRESENT IN BC

Silene douglasii var. douglasii

Species Information

General:
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.
Leaves:
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.
Flowers:
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.
Fruits:
Capsules 1-celled, 8-12 mm long; seeds 1.1-1.5 mm long, reddish-brown, roughened.

SourceThe Illustrated Flora of British Columbia

Ecology

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

Avg

Min

Max

Elevation (metres)
1321 396 2312
Slope Gradient (%)
37 0 70

Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]

170 27 360
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
2 0 5
Modal Nutrient Regime
Class
B
# of field plots
 species was recorded in:
53
Modal BEC Zone Class
ESSF

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)

Habitat and 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.

SourceThe Illustrated Flora of British Columbia