Portulaca oleracea (Purslane) - photos and description

Flowers just beginning to open at 9:30 a.m.


Open flower and seeds 

General: Matt-forming, weedy annual. Stems reddish and fleshy. Plants glabrous.

Flowers: Flowers bright yellow and grow in leaf axils. The flowers open for only a short time in the morning, starting at about 9:30 a.m., and begin closing within 20 minutes. A couple of hours later, the yellow of the flowers is completely absent from the plants. We measured flowers from 4 to 6 mm diameter.

Leaves: Leaves are alternate, obovate, thick and fleshy. We measured a leaf at 20 mm long by 9 mm wide.

Height: n/a, Budd's Flora lists a plant spread to 40 cm, we measured plants to 39 cm across.

Habitat: Gardens, bare soil on waste ground, sidewalks.

Abundance: Common.

Origin: Introduced.

When and where photographed: Photos taken July 26th to August 1st on our driveway and in a neighbour's garden in our home in Regina, SK.