Boechera pendulocarpa A. Nelson
earless suncress
Brassicaceae (Mustard family)
Introduction to Vascular Plants
earless suncress
Brassicaceae (Mustard family)
Introduction to Vascular Plants
Species Information
General:
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.
Leaves:
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.
Flowers:
Many-flowered racemes; petals 3-5 mm long, white to pale lavender; sepals not bulging on one side at the base.
Fruits:
siliques, strongly bent downward, straight, 3-5 cm long, 2 mm wide; seeds 1 mm long with very narrow wings.
Notes:
Often included in A. holboellii, where it is out of place, without clasping, ear-like lobes at the bases of the stem leaves.
Illustration
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.
Illustration Source: The Illustrated Flora of British Columbia
Ecology
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)
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 |
||
|
Avg |
Min |
Max |
|
| Elevation
(metres) |
1213 | 720 | 2459 |
| Slope
Gradient (%) |
47 | 10 | 68 |
|
Aspect (degrees) |
206 | 56 | 272 |
| Soil
Moisture Regime (SMR) [0 - very xeric; 4 - mesic; 8 - hydric] |
1 | 0 | 5 |
| Modal
Nutrient Regime
Class |
C | ||
| #
of field plots species was recorded in: |
11 | ||
| Modal
BEC Zone Class |
IDF | ||
|
All BEC Zones (# of stations/zone) species was recorded in |
BG(1), ESSF(1), IDF(6), MS(2), PP(1) | ||
|
Source:
Klinkenberg 2013
|
|||
Habitat and 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.Status Information
Synonyms
Synonyms and Alternate Names:
Arabis exilis A. Nelson