Sedum stenopetalum Pursh
worm-leaved stonecrop (narrow-petaled stonecrop; wormleaf stonecrop)

Introduction to Vascular Plants


© Doug Skilton     (Photo ID #7209)


E-Flora BC Static Map

Distribution of Sedum stenopetalum
Click here to view the full interactive map and legend

Species Information

Perennial from a strong rhizome and rootstock; stems ascending to erect, several, branched above, 5-27 cm tall, glabrous.
Stem leaves alternate, pimply roughened at the tips, linear to narrowly lanceolate, strongly keeled or nerved on the dorsal surface, broadest above midlength and tapered to the base, usually strongly flattened; lower leaves becoming deciduous, often leaving their midribs attached to the stem.
Inflorescence of terminal, umbrella-shaped clusters; petals 5, yellow, 6-10 mm long, narrowly oblong-lanceolate but not long-pointed, longer than the stamens.
Follicles, more or less spreading.

SourceThe Illustrated Flora of British Columbia


If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.


Ecological Framework for Sedum stenopetalum

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)
1140 360 2490
Slope Gradient (%)
42 0 90

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

186 22 360
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(8), BG(2), BWBS(1), ESSF(12), ICH(30), IDF(55), IMA(1), MS(20), PP(10)

Habitat and Range

Mesic to dry rocky cliffs, talus slopes and meadows from the lowland and steppe to subalpine zones; frequent in S BC, rare northward to 57degreeN in NE BC; E to SW AB and S to MT and CA.

SourceThe Illustrated Flora of British Columbia