Tall annual willowherb (panicle-leaf willowherb), Epilobium brachycarpum, and sowthistle, Sonchus oleraceus, growing around a landscape tree.

Tall annual willowherb, panicle-leaf or panicled willowherb or willowweed, Epilobium brachycarpum (=E. paniculatum) Onagraceae, and sowthistle, Sonchus oleraceus Asteraceae (=Compositae) in bare soil around landscape tree trunk. Davis by JKC. Credit: Jack Kelly Clark
Tall annual willowherb (panicle-leaf willowherb), Epilobium brachycarpum, and sowthistle, Sonchus oleraceus, growing around a landscape tree. Credit: Jack Kelly Clark