Omalotheca sylvatica, synonyms including Gnaphalium sylvaticum, is a species of plant in the family Asteraceae.
[4] It is widespread across the temperate Northern Hemisphere, throughout North America and Eurasia.
[6] It is a perennial herb with short runners, growing to 8 to 60 cm tall.
Its leaves are lanceolate in shape, pointed, 2 to 8 cm long, with a single vein.
The bracts of the flower heads have a green centre, and chaffy brown edges.