Crataegus putnamiana
Appearance
Crataegus putnamiana | |
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Species: | C. putnamiana
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Binomial name | |
Crataegus putnamiana |
Crataegus putnamiana is a rare species of North American hawthorn derived from hybridization between a species in Crataegus series Coccineae and a species in series Dilatatae.[1]
References
- ^ Phipps, J.B. (2015), "Crataegus Linnaeus (sect. Coccineae) ser. Coccineae (Loudon) Rehder, Man. Cult. Trees ed. 2 362 1940", in L. Brouillet; K. Gandhi; C.L. Howard; H. Jeude; R.W. Kiger; J.B. Phipps; A.C. Pryor; H.H. Schmidt; J.L. Strother; J.L. Zarucchi (ed.), Flora of North America North of Mexico, vol. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae, New York, Oxford: Oxford University Press, p. 558
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has extra text (help)CS1 maint: multiple names: editors list (link)