Name | Crataegus phaenopyrum f. fastigiata A. D. Slavin |
Authorship | A. D. Slavin |
Rank | Forma |
Placed in | Crataegus phaenopyrum (Linnaeus f.) Medikus |
Citation | 1931 Amer. Midl. Naturalist 12(9): 365–366 |
Holdings | 1 Specimen held in the Harvard University Herbaria identified as Crataegus phaenopyrum f. fastigiata A. D. Slavin |
Identification made in | [no date] (1) |