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

Saxifraga adscendens L.
Ascending Saxifrage (wedgeleaf saxifrage; wedge-leaved saxifrage)
Saxifragaceae (Saxifrage family)

Introduction to Vascular Plants

© Virginia Skilton  Email the photographer   (Photo ID #7059)

E-Flora BC Static Map
Distribution of Saxifraga adscendens
Click here to view the full interactive map and legend
Details about map content are available here
Click on the map dots to view record details.

Saxifraga adscendens ssp. oregonensis

Species Information

Click on the image below to view an expanded illustration for this species.

Perennial herb from taproots; stems erect, simple or branched, 2-10 cm tall; plants glandular-hairy.
Basal leaves in a rosette, oblanceolate to egg-shaped, 5-15 mm long, entire to 3 (5)-toothed or shallowly lobed at tip, gradually narrowed to the stalk-like base, often reddish-purple; stem leaves alternate, similar to the basal, 3 to 10.
Inflorescence a loosely-flowered spike-like cluster; petals white, deciduous, 2- to 3-times length of calyx lobes, clawed, the blades usually egg-shaped; calyces reddish-purple, bell-shaped, 2.5-3.5 mm long, joined to ovary for part of length; calyx lobes 5, triangular egg-shaped, erect, about length of free hypanthium; stamens 10.
Capsules, 3.5-5 mm long; seeds egg-shaped, about 0.5 mm long, brownish-black, nearly smooth.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Moist cliffs, ledges and scree slopes in the alpine zone; frequent throughout BC, mostly in and E of the Coast-Cascade Mountains, absent from the Queen Charlotte Islands and adjacent coast; N to AK, YT and SW NT and S to CO, UT, NV and OR.

Source: The Illustrated Flora of British Columbia


Ecological Framework for Saxifraga adscendens

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) 1560 1999 2450
Slope Gradient (%) 0 28 110
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
20 228 290
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
0 3 6
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(4), BAFA(5), ESSF(2), IMA(2)

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References