1. Penstemon lewisii Benth.

    1. This is a synonym of Penstemon fruticosus (Pursh) Greene

Penstemon lewisii Benth. appears in other Kew resources:

First published in A.P.de Candolle, Prodr. 10: 321 (1846)

Sources

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2019. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0