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

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

Introduction to Vascular Plants

© Doug Skilton  Email the photographer   (Photo ID #7209)

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Distribution of Sedum stenopetalum
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Species Information

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General:
Perennial from a strong rhizome and rootstock; stems ascending to erect, several, branched above, 5-27 cm tall, glabrous.
Leaves:
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.
Flowers:
Inflorescence of terminal, umbrella-shaped clusters; petals 5, yellow, 6-10 mm long, narrowly oblong-lanceolate but not long-pointed, longer than the stamens.
Fruits:
Follicles, more or less spreading.

Source: The Illustrated Flora of British Columbia

Habitat / 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.

Source: The Illustrated Flora of British Columbia

Ecology

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

Minimum

Average

Maximum
Elevation (metres) 360 1140 2490
Slope Gradient (%) 0 42 90
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W] 		22 186 360
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric] 		0 1 5
Modal Nutrient Regime
Class		 B
Number of field plots
 species was recorded in:		 150
Modal BEC Zone Class
 IDF
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)

Climate

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

Flora North America treatment for Crassulaceae
Genetic information (NCBI Taxonomy Database)
 International Plant Names Index
 Taxonomic Information from the World Flora Online
 Integrated Taxonomic Information System

Additional Photo Sources

Images From CalPhoto
UT Austin's Native Plant Database
 Google Image Search
 Flickr Image Search

General References

Google Scholar Search
Family References
 General Botanical References for BC
Recommended citation: Author, Date. Page title. In Klinkenberg, Brian. (Editor) 2020. E-Flora BC: Electronic Atlas of the Plants of British Columbia [eflora.bc.ca]. Lab for Advanced Spatial Analysis, Department of Geography, University of British Columbia, Vancouver. [Accessed: 2025-01-18 2:23:10 AM ]
Disclaimer: The information contained in the E-Flora atlas pages is derived from expert sources as cited in each section. This information is scientifically based. E-Flora also acts as a portal to other sites via deep links. As always, users should refer to the original sources for complete information. E-Flora BC is not responsible for the accuracy or completeness of the original information.
© E-Flora BC: An initiative of the Spatial Data Lab, Department of Geography UBC, and the UBC Herbarium.