Silene drummondii (Drummond's Cockle) - photos and description

Silene drummondii

Silene drummondii

Silene drummondii

Silene drummondii

Silene drummondii

 

Silene drummondii
Stem leaves in above photo.


Basal leaves in above photo.

General: Slender, erect perennial, few-branched, with a rosette of basal leaves. Upper half of stem is sticky with glandular hairs.

Flowers: Flowers terminal from upper leaf axils. Petals are pale yellow, barely exerted or not exerted at all from sepals. Calyx is a cylindrical tube, not inflated, yellow green with green stripes, sticky to touch, calyx measured at 14 mm long.

Leaves: Basal leaves spatulate with long petioles. Basal leaves puberulent, basal leaf measured at 6 cm long (including petiole) and 11 mm wide. Stem leaves opposite, linear, long-pointed at tip, stem leaf measured at 48 mm long by 4 mm wide.

Height: Height listed in Budd's Flora to 70 cm, we measured plants to 67 cm tall.

Habitat: Sandy soils on open prairie.

Abundance: Fairly common, ranked as an S4? (= fairly common, maybe) by the Saskatchewan Conservation Data Centre. We've only seen this plant a handful of times in open sandy jack pine woods, boreal forest.

Origin: Native.

Synonym: Listed in some of the reference books we use as Lychnis drummondii.

When and where photographed: Took the above photos June 30th, and July 1st, grassy meadows along road, sandy soil, boreal forest, about 375 km north of our home in Regina, SK.