Dracocephalum parviflorum (American Dragonhead) - photos and description
15 cm ruler
General: Branching annual or biennial plant with a dense flower spikes at stem tips and clusters in leaf axils. Stems square, pubescent.
Flowers: Flowers are white to purple-blue, small - measured to 3 mm diameter. Calyx is spiny making the flower clusters prickly. Leaf bottoms pubescent, margins ciliate.
Leaves: Leaves lanceolate, toothed, opposite, leaf highlighted in above photo was 5 cm long (including petiole) and 1 cm wide.
Height: Height is listed to 50 cm, we measured plants to 70 cm tall.
Habitat: Disturbed soil in forest clearings, parklands and boreal forest.
Abundance: Common.
Origin: Native.
When and where photographed: Took the above photos on August 1st, disturbed soil near a forest cabin, Meadow Lake Provincial Forest, about 500 km north west of our home in Regina, SK.