Etymology: Epilobium: from 2 Greek words epi, "upon," and lobos, "a pod or capsule," as the flower and capsule appear together, the corolla being borne on the end of the ovary
Plants: erect, perennial, 8"-40" tall forb, hairy; stems often with many branches and many leaves; from thin stolons ending in a thickened turion
Leaves: narrow, lance-linear, in-rolled backwards, mostly stalkless, top with flat-lying hairs
Flowers: white to pink, 4-parted, 1/3"-1/2" wide, stigma not cut, petals notched; inflorescence a cluster (raceme) of stalked flowers from the upper leaf axils; blooms July-Aug.
Fruits: capsule, seeds with tufts of hair at the top
Habitat: wet; meadows, marshes, bogs