Crataegus ser. Pinnatifidae (C.K.Schneid.) Rehder
, Man. Cult. Trees, ed. 2 372 (1940).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:77220877-1
- Publication
- Manual of Cultivated Trees and Shrubs Hardy in North America, ed. 2 ...
- Collation
- 372
- Family as entered in IPNI
- Rosaceae
Remarks
Reference to the basionym indirect (via Zabel)