Veronica serpyllifolia (Thyme-Leaved Speedwell) - photos and description

Veronica serpyllifolia

Veronica serpyllifolia
Looking straight down on a plant

Veronica serpyllifolia

Veronica serpyllifolia

Veronica serpyllifolia
Lower leaves have petioles

Veronica serpyllifolia

General: Small plants with a decumbent growth habit, rhizomatous. Stems with fine hairs.

Flowers: The flowers are pale purple-blue and grow in leafy racemes. Flowers measured at 7 mm diameter.

Leaves: Leaves opposite. Upper leaves ovate, sessile. Lower leaves more or less orbicular and having petioles. Bottom of leaves with fine hairs, top of leaves are glabrous.

Height: Budd's Flora lists the height to 20 cm. I've measured plants to 9 cm tall.

Habitat: Marshy ground and swamps in the Cypress Hills.

Abundance: Provincially this plant is extremely rare, listed as an S1 (as of 2019) by the Saskatchewan Conservation Data Centre. The plant is fairly common in the Cypress Hills.

Origin: Native.

When and where photographed: Took the above photos May 19th wet ground near a spring, and June 4th in a grassy beaver swamp, Cypress Hills, 450 km southwest of our home in Regina, SK.