Described as a new species is Penstemon flowersii Neese & Welsh from Utah. An illustration is provided. The species is named in honor of the late Seville Flowers, professor of botany at the University of Utah.
Neese, Elizabeth and Welsh, Stanley L.
"A new species of Penstemon (Scrophulariaceae) from the Uinta Basin, Utah,"
Great Basin Naturalist: Vol. 43
, Article 8.
Available at: https://scholarsarchive.byu.edu/gbn/vol43/iss3/8