Biology:Crataegus rivularis
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Short description: Species of hawthorn
| Crataegus rivularis | |
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Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Rosales |
| Family: | Rosaceae |
| Genus: | Crataegus |
| Section: | Crataegus sect. Douglasia |
| Series: | Crataegus ser. Cerrones |
| Species: | C. rivularis
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| Binomial name | |
| Crataegus rivularis | |
Crataegus rivularis is a species of hawthorn known by the common name river hawthorn. It is native to the intermontane region of the northwestern United States, situated between the coastal ranges and the Rocky Mountains.[1]
C. rivularis is one of the black-fruited hawthorn species. It is closely related to C. erythropoda, and less closely related to C. saligna.[1][2]
Images
Young fruit
Young bark.
See also
References
- ↑ 1.0 1.1 Phipps, J.B.; O’Kennon, R.J.; Lance, R.W. (2003). Hawthorns and medlars. Cambridge, U.K.: Royal Horticultural Society. ISBN 0881925918. https://archive.org/details/hawthornsmedlars00jame.
- ↑ Phipps, J.B. (1999). "The relationships of the American black-fruited hawthorns Crataegus erythropoda, C. rivularis, C. saligna and C. brachyacantha to C. ser. Douglasianae (Rosaceae)". SIDA, Contributions to Botany 18 (3): 647–660.
Wikidata ☰ Q4095580 entry
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