External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:209080-2
- Publication
- Flora of Northwest America, A
- Collation
- 1: 175
- Family as entered in IPNI
- Rosaceae
Nomenclatural Notes
Status: nom. illeg. nom. superfl.
Remarks
P. ashlandica Greene (1897) and P. ciliata Howell (1898) are typified by: T. Howell s.n. (OSC). P. ciliata Howell is doubly illegitimate (also a later homonym (non Raf. 1840, nec Greene 1887)).