Phacelia sericea var. sericea
silky phacelia
Hydrophyllaceae (Waterleaf family)

Introduction to Vascular Plants


Once images have been obtained, photographs of this taxon will be displayed in this window.Click on the image to enter our photo gallery.
Currently no image is available for this taxon.


E-Flora BC Static Map

Distribution of Phacelia sericea var. sericea
Click here to view the full interactive map and legend

Species Information

Perennial herb from a branched stem-base and a taproot; stems several, ascending to erect, silky spreading-hairy during flowering otherwise, appressed stiff-hairy to fine grey-hairy, 10-40 cm tall.
Basal and lower stem leaves alternate, oblong to oblanceolate in outline, stalked, pinnatifid, the lobes linear-oblong, silky spreading hairy, at least when young, 2-6.5 cm long; middle and upper stem leaves similar, reduced upwards.
Inflorescence a coiled, 1-sided, short, dense, spike-like, terminal cluster; corollas dark blue or purple, hairy inside and out, 5-6 mm long and wide; calyces hairy, the lobes linear; stamens long-exserted, 2-3 times as long as the corolla, glabrous.
Capsules; seeds 8-18, 1-2 mm long, pitted.

SourceThe Illustrated Flora of British Columbia


Ecological Framework for Phacelia sericea var. sericea

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)
2100 252 2661
Slope Gradient (%)
46 0 86

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

179 15 350
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
1 0 5
Modal Nutrient Regime
# of field plots
 species was recorded in:
Modal BEC Zone Class

All BEC Zones (# of stations/zone) species was recorded in

AT(29), BAFA(6), CMA(2), ESSF(93), IDF(1), IMA(15), MH(1), MS(5)

Habitat and Range

Dry rocky slopes, scree slopes, talus slopes, meadows and forest openings from the montane to alpine zones; common in and E of the Coast-Cascade Mountains in S BC, rare on Vancouver Island; E to SW AB and S to CO, NV and N CA, reportedly disjunct in E AK.

SourceThe Illustrated Flora of British Columbia