4082416 466828 Glandularia canadensis (L.) Small [125 161955 Buchnera canadensis L.] D. Bois, Atl. Pl. Jard., vol. 2 : t. 227, fig. A (1893-1896)
 
1199136 466828 Glandularia canadensis (L.) Small [125 161955 Buchnera canadensis L.] E. Step, D. Bois, Favourite Fl., vol. 3 : t. 220, fig. A (1896) [D.G.J.M. Bois]
 
2365506 466828 Glandularia canadensis (L.) Small [125 161955 Buchnera canadensis L.] A. Lounsberry, E. Rowan, A guide to wild flowers: t. 139 (1899) [E. Rowan]