Medicago lupulina (Black Medick) - photos and description
Looking straight down on plant in above photo
Seed pods in above photo
General: Annual plants with a decumbent to prostrate, branching growth habit.
Flowers: Flowers small, bright yellow in colour, and grow in a dense, orbicular raceme. We measured a flower at 3 mm long, and a raceme 5 mm diameter.
Fruit: Pods are small, black, kidney-shaped. We measured a pod at 3 mm long and a pod cluster at 1 cm long.
Leaves: Leaves alternate, trifoliate, leaflets obovate, toothed towards the tips. Leaflets sparingly hairy above and below, stems pubescent above, and sparingly hairy below.
Height: Budd's Flora lists the plant's spread to 60 cm, we measured plants to 20 cm tall, and stems to 44 cm long.
Habitat: Disturbed ground, roadsides, pastures, parklands and boreal forest.
Abundance: Common.
Origin: Introduced.
When and where photographed: Photos taken July 16th pasture, Parklands, about 40 km east of Regina, SK, and August 28th on a roadside, about 40 km east our home in Regina, SK.