Family: Scrophulariaceae
Genus: Besseya
Species:
Besseya alpina (A. Gray) Rydb. Besseya arizonica Pennell Besseya bullii (Eaton) Rydb. Besseya oblongifolia Pennell Besseya plantaginea (James) Rydb. Besseya ritteriana (Eastw.) Rydb. Besseya rubra (Douglas ex Hook.) Rydb. Besseya wyomingensis (A. Nelson) Rydb. Besseya cinerea (Raf.) Pennell
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