Eutrochium maculatum (Joe-Pye Weed) - photos and description

 

 

 

 

 

 

General: Tall, robust plants with flat topped panicles of showy pink flowers in August. Stems glabrous.

Flowers: Panicles measured to 22 cm across, individual flower heads measured to 1 cm tall.

Leaves: Leaves in whorls of 4 or 5, oblanceolate to lanceolate, serrate, downy hairy on the bottom. We measured a leaf blade at 15 cm long by 5.5 cm wide.

Height: Height listed in Budd's Flora to 200 cm, we measured plants to 196 cm tall.

Habitat: Moist woods and swamps on the extreme eastern edge of the province, and riparian areas in Saskatchewan's boreal forest.

Abundance: Uncommon.

Origin: Native.

Synonym: Listed in some of the field guides we use as Eupatorium maculatum.

When and where photographed: Took the above photos August 9th along the banks of the Red Deer River near Hudson Bay 400 km north east of Regina, SK,, and August 20th in a swampy area in heavy forest, Duck Mountain provincial park, about 300 km north-east of our home in Regina, SK.