Galium arvense (Linnaeus) F. Hermann. Blue Woodruff, Field Madder. Phen: Mar-May. Hab: Disturbed areas. Dist: Native of Europe. South to WV, MD, DE (USDA NRCS 2007), and se. PA (Rhoads & Klein 1993).
Origin/Endemic status: Europe
Syn: = K3, K4, NY; = Asperula arvensis – C, G, K1, NcTx, NE, Tx, WV, Stace (2010)
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