A Checklist of the Vascular Plants of Washington State
Hosted by the University of Washington Herbarium, Burke Museum
Hosted by the University of Washington Herbarium, Burke Museum
Last updated 12/3/2020 by David Giblin.
Crataegus okennonii J.B. Phipps[FNA9, HC2]
O'Kennon's hawthorn
Publication: Sida 18(1): 170-178, f. 2, 3 [map], 4a-c,f. 1998.
Origin: Native
selected vouchers: WTU
Notes: Recently described (Phipps & O\\'Kennon 1998) and found east of the Cascades. A segregate from C. douglasii, differing in its fruit shape, fruit waxiness, twig color, and larger flowers. It is often difficult to identify. A key to black-fruited taxa is provided in Phipps & O\\'Kennon (2002).
References: (none)
Synonyms & Misapplied Names:
(none)
