Geum macrophyllum

Geum macrophyllum, commonly known as largeleaf avens or large-leaved avens^[2] is a flowering plant found from the Arctic south to the northern U.S. states, and in the Rocky Mountains and west to the Sierra Nevada in California and as far south as Northwestern Mexico.

Large-Leaved Avens
Conservation status
Secure  (NatureServe)[1]
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Rosids
Order:	Rosales
Family:	Rosaceae
Genus:	Geum
Species:	G. macrophyllum
Binomial name
Geum macrophyllum Willd.
Varieties
G. m. var. macrophyllum G. m. var. perincisum

Geum macrophyllum in fruit

It is even more distinctive in fruit than in flower, with spiky spheres of reddish styles.^[3] The fruits are a ball of tiny velcro like hooks that catch on clothing and animal hair.

Uses

Flowers and Fruit of a Bigleaf Avens

The Squamish make a diuretic tea out of the leaves. The Haida make a steam bath with boiled roots to treat rheumatic pain.^[4] Some tribes use the plant in eyewashes, to treat stomach ailments, and to aid childbirth.^[5]