Crataegus improvisa Sarg.
, Ontario Nat. Sci. Bull. 4: 69 (1908).- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:68425-2
- Publication
- Ontario Natural Science Bulletin; Journal of the Wellington Field Naturalists' Club. Gguelph
- Collation
- 4: 69
- Family as entered in IPNI
- Rosaceae
Type Information
- Distribution Of Types
- Ontario (Eastern Canada, Northern America)