Penstemon davidsonii var. praeteritus Cronquist
, Leafl. W. Bot. 10: 129 (1964).- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:187332-2
- Publication
- Leaflets of Western Botany. San Francisco, CA
- Collation
- 10: 129
- Family as entered in IPNI
- Scrophulariaceae
Type Information
- Distribution Of Types
- Nevada &
Oregon, United States of America (Northern America)