Scaldweed

Perennial herbaceous plant. Grows in thickets and in fields. Feeds on a living host, at its expense.

There are 112 observations of Scaldweed in Québec, mostly in Montérégie, Capitale-Nationale and Chaudière-Appalaches, and it has been reported in 12 of the 17 regions. They peak in August and become rare from October to June.