Flora of the Southeastern United States
2022 Edition

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PLANTAGINACEAE

Linaria canadensis (Linnaeus) Dumont de Courset. Common Toadflax. Phen: Mar-Aug; Apr-Nov. Hab: In a wide variety of natural and disturbed habitats, especially common and weedy in disturbed sites such as roadsides and fields, also common and apparently native in thin soil of rock outcrops. Dist: NS west to ND, south to s. FL and TX; also adventive on the west coast, from WA to CA.

Origin/Endemic status: Native

Syn: = Fl6, K4, Pa, Tx, WH3, WV, Pennell (1935), Yousefi, Heubl, & Zarre (2017); = Linaria canadensis var. canadensis – C, F, G, GrPl, S; = Nuttallanthus canadensis – Ar, FNA17, Il, K1, K3, Mi, Mo3, NcTx, NE, NY, Tn, Va, Sutton (1988); < Linaria canadensis – RAB, W

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image of plant© Keith Bradley [image randomly selected]
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