Reference:Phipps1999a


Verbatim text: Phipps, J. B. 1999c The relationships of the American black-fruited hawthorns Crataegus erythropoda, C. rivularis, C. saligna and C. brachyacantha to C. ser. Douglasianae (Rosaceae). Sida 18: 647–620.
Author: Phipps, J.B.
Year: 1999c
Title: The relationships of the American black-fruited hawthorns Crataegus erythropoda, C. rivularis, C. saligna and C. brachyacantha to C. ser. Douglasianae (Rosaceae)
Journal: Sida
Volume: 18
Pages: 647–620

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