Flora of the Southeastern United States
2022 Edition


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Galium aparine Linnaeus. Cleavers, Sticky-willy. Phen: Apr-Jul. Hab: Meadows, thickets, disturbed areas, forests. Dist: Nearly cosmopolitan, from n. North America south through Central and South America.

Origin/Endemic status: Native

Syn: = Stace (2010), Stace (2010); = Galium aparine var. aparine – Il; < Galium aparine – Ar, F, Fl5, G, GW2, K1, K3, K4, Mi, Mo3, NcTx, NY, Pa, RAB, S, Tn, Va, W, WH3, WV, Dempster (1981); > Galium aparine ssp. infestum – GBI4; > Galium aparine var. aparine – C, GrPl; > Galium aparine var. echinospermum – GrPl; > Galium spurium ssp. spurium – GBI4

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image of plant© Alan M. Cressler
image of plant© Keith Bradley