General:
Perennial herb from a branching, woody stem-base and a fibrous root; stems numerous, 40-150 cm tall, usually branched, very finely hairy to glabrous, 4-angled.

Leaves:
Opposite, egg- to heart-shaped, 3-10 cm long, 1.5-7 cm wide, margins coarsely toothed, glabrous or slightly roughly short-hairy above, glabrous or very short hairy to roughly short-hairy below; stalks 1-5 cm long.

Flowers:
Inflorescence a terminal spike of unstalked flower clusters, 3-15 cm long; corollas tubular, rose-purple to whitish, 10-14 mm long, 2-lipped, lower broader and longer, upper 2-lobed; calyces usually tinged lavender-purple, 3-veined, teeth 3-5 mm long, narrowly triangular-pointed; stamens 4, exserted, in 2 pairs, one longer.

Fruits:
Nutlets, 4 clustered together, oblong, about 2 mm long, brown, small hairs at tip.

Source:  The Illustrated Flora of British Columbia

If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.

Illustration Source:  The Illustrated Flora of British Columbia

Flower Colour:
Red

Blooming Period:
Late Spring

Fruit/Seed characteristics:
Colour: Green
Present over the Summer

Source:  The USDA