Dieteria canescens (Canescent Aster) - photos and description



Looking straight down on plant





General: A low biennial with a branching growth habit. Foliage puberulent giving it a greyish-green colour.

Flowers: Flowers in an open panicle, flower heads measured at 16 mm diameter, the rays violet in colour. Involucre imbricate, involucre measured at 6 mm tall.

Leaves:  Leaves alternate, linear to spatulate, alternate, entire, sessile. Leaf highlighted in photo above was 28 mm long and 4 mm wide.

Height: Height listed in Budd's Flora to 30 cm.

Habitat: Clay badlands.

Abundance: Common.

Origin: Native.

Synonym: Listed in various guides we use as Machaeranthera canescens, and as Aster canescens.

When and where photographed: The above photos were taken July 26th clay butte, badlands, East Block Grasslands National Park, about 300 km southwest of our home in Regina, SK.