External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:173501-2
- Publication
- A Flora of California. Berkeley, London, San Francisco
- Collation
- 2: 589
- Family as entered in IPNI
- Onagraceae
Links
- Nomenclatural link
- Oenothera deltoides var. piperi Munz, Amer. J. Bot. 18: 314 (1931).
- Same citation as
- Oenothera trichocalyx var. piperi (Munz) Jeps.