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Family
Scrophulariaceae (Magnoliophyta)
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Scientific Name
Penstemon cobaea var. purpureus Pennell
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Primary Citation
Proc. Acad. Nat. Sci. Philadelphia 73: 490. 1921 
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Type Specimens
Specimen 1: Holotype -- F. W. Pennell 10681
Specimen 2: Isotype -- F. W. Pennell 10681
