Lindernia dubia (Linnaeus) Pennell var. dubia . Yellowseed False-pimpernel. Phen: (Apr-) Jun-Sep (-Oct). Hab: Wet sandy or muddy areas. Dist: Nearly throughout North America, Central America, and South America.

Origin/Endemic status: Native

Taxonomy Comments: The extensive and essentially coincident ranges of the taxa "dubia" and "anagallidea" has suggested that they are merely forms (Voss 1996, Cooperrider & McCready 1975, and others).

Synonymy ⓘ: = K1, Pa, Tat; > Ilysanthes attenuata (Muhl.) Small; < Ilysanthes dubia (L.) Barnhart – S; < Lindernia dubia (L.) Pennell – Ar, FNA17, GrPl, GW2, K4, Mex, RAB, Tx, W, WV, Cooperrider & McCready (1975), Fischer, Schäferhoff, & Müller (2013); > Lindernia dubia (L.) Pennell ssp. major (Pursh) Pennell var. major – Pennell (1935); > Lindernia dubia (L.) Pennell ssp. typica – Pennell (1935); < Lindernia dubia (L.) Pennell var. dubia – C, K3, Mi, NE, NY, Tn, Va, WH3, Lewis (2000), Qualls (1984); > Lindernia dubia (L.) Pennell var. dubia – F, G, Il; > Lindernia dubia (L.) Pennell var. inundata (Pennell) Pennell – Pa; > Lindernia dubia (L.) Pennell var. major (Pursh) Pennell; > Lindernia dubia (L.) Pennell var. riparia (Raf.) Fernald – F, G, Il; > Lindernia dubia (L.) Pennell var. typica Pennell; > Lindernia pyxidaria L. – F, Pennell (1935), misapplied

Links to other floras: < Lindernia dubia - FNA17

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Wetland Indicator Status:

• Atlantic and Gulf Coastal Plain: OBL (taxonomic split from wetland indicator species)
• Eastern Mountains and Piedmont: OBL (taxonomic split from wetland indicator species)
• Great Plains: OBL (taxonomic split from wetland indicator species)
• Midwest: OBL (taxonomic split from wetland indicator species)
• Northcentral & Northeast: OBL (taxonomic split from wetland indicator species)

Heliophily ⓘ: 8