Trifolium aureum Pollich
yellow clover (golden clover)
Fabaceae (Pea family)
Introduction to Vascular Plants
yellow clover (golden clover)
Fabaceae (Pea family)
Introduction to Vascular Plants
Species Information
General:
Annual herb from a taproot; stems several, erect or ascending, 20-50 cm tall, short-hairy or glabrous.
Leaves:
Alternate, palmately compound; leaflets 3, oblong-elliptic to oblanceolate, 1-3 cm long, fine-toothed along upper half; stipules lanceolate, 10-18 mm long, joined to the leaf-stalk for about 2/3 their length, the free tips long-pointed.
Flowers:
Inflorescence a dense, egg-shaped, axillary head of 30 to 100 drooping, pea-like flowers, the heads 1-1.5 cm wide, lacking an involucre; corollas 5-7 mm long, yellow, the banner somewhat flared and spreading, much longer than the wings and keel; calyces about 1/2 as long as the corollas, 5-veined, usually glabrous, the upper pair of teeth 1/2 as long as the lower 3.
Fruits:
Pods, oblong; seeds 1 or 2.
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 Trifolium aureum
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) |
927 | 706 | 1300 |
| Slope
Gradient (%) |
17 | 0 | 50 |
|
Aspect (degrees) |
247 | 14 | 340 |
| Soil
Moisture Regime (SMR) [0 - very xeric; 4 - mesic; 8 - hydric] |
3 | 1 | 7 |
| Modal
Nutrient Regime
Class |
D | ||
| #
of field plots species was recorded in: |
32 | ||
| Modal
BEC Zone Class |
IDF | ||
|
All BEC Zones (# of stations/zone) species was recorded in |
ICH(1), IDF(15), MS(3), PP(2), SBS(8) | ||
|
Source:
Klinkenberg 2013
|
|||
Habitat and Range
Mesic to dry roadsides, fields and waste places in the lowland, steppe and montane zones; common in S BC; introduced from Eurasia.Status Information
Synonyms
Synonyms and Alternate Names:
Trifolium agrarium L. p.p.