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Volume 14 (2022)

Front Matter

Monographs

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Taxonomic delimitations within the Penstemon scariosus Pennell (Plantaginaceae) complex
Mikel R. Stevens, Robert L. Johnson, Jason M. Stettler, Lindsey M. Meservey, Matthew D. Robbins, Chris D. Anderson, Sydney J. Porter, Nathan J. Ricks, and Sarah Harrison

End Matter