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

Boechera pendulocarpa A. Nelson
earless suncress
Brassicaceae (Mustard family)

Introduction to Vascular Plants

© Bryan Kelly-McArthur  Email the photographer   (Photo ID #74445)

E-Flora BC Static Map
Distribution of Boechera pendulocarpa
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.

Species Information

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

Biennial or short-lived perennial herb from a simple or branched stem-base; stems 1-several, usually simple, 15-30 cm tall, glaucous, with simple to several-branched hairs toward base, glabrous above.
Basal leaves in prominent, persistent rosette, lanceolate, 10-15 mm long, 3-5 mm wide, tapering to a slender stalk, densely grey-hairy with branched hairs; stem leaves unstalked, often broadly attached to stem, but not clasping or ear-like at the bases, sparsely hairy, fringed margins, glaucous.
Many-flowered racemes; petals 3-5 mm long, white to pale lavender; sepals not bulging on one side at the base.
siliques, strongly bent downward, straight, 3-5 cm long, 2 mm wide; seeds 1 mm long with very narrow wings.
Often included in A. holboellii, where it is out of place, without clasping, ear-like lobes at the bases of the stem leaves.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Mesic to dry grasslands, shrublands, meadows, rocky slopes and rock outcrops in the steppe and montane zones; common throughout BC, N to YT, E to SK and S to CO, NV and CA.

Source: The Illustrated Flora of British Columbia


Ecological Framework for Boechera pendulocarpa

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) 720 1213 2459
Slope Gradient (%) 10 47 68
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
56 206 272
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
0 1 5
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: BG(1), ESSF(1), IDF(6), MS(2), PP(1)


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.

Synonyms and Alternate Names

Arabis exilis A. Nelson

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References