Checklist » Rosaceae » Crataegus macracantha
Last updated 3/4/2016 by David Giblin.
Crataegus macracantha Lodd. ex Louden[FNA9, HC2]
large-thorned hawthorn, western large-thorned hawthorn

Publication: Rhodora 10(113): 82.

Origin: Native

selected vouchers: WTU

Notes: Authorship is Lodd. ex Loud., not Dodd. ex Loud. as in Kz99. Taxonomy follows Phipps (1998). Found east of the Cascades. Can be difficult to separate from C. chrysocarpa. Nutlet pitting obvious only after drying.

References:

» Phipps, J. B. 1998. Introduction to the red-fruited hawthorns (Crataegus, Rosaceae) of western North America. Canadian Journal of Botany 76: 1863-1899.
» Phipps, J. B. 1999a. The genus Crataegus (hawthorn) of the Pacific Northwest. Menziesia 4(4): 11-13.
Synonyms & Misapplied Names:
Crataegus succulenta Schrad. ex Link, misapplied