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river hawthorn
Scientific Name: Crataegus rivularis
Family: Rosaceae
Category: Dicot
Growth: Tree, Shrub
Duration: Perennial
Other Names:
River Hawthorn (Crataegus rivularis)
Crataegus rivularis, commonly known as river hawthorn, is a species of hawthorn native to the intermontane region of the northwestern U.S.
Taxonomy and Nomenclature
- Scientific Name: Crataegus rivularis
- Common Name: River Hawthorn
- Synonym: Crataegus fluviatilis Sarg.
- Family: Rosaceae (Rose Family)
Distribution and Habitat
River hawthorn is native to the intermontane region of the northwestern United States. Crataegus fluviatilis is relatively rare in New England.
Morphological Characteristics
- Crataegus rivularis is a deciduous tree growing up to 4 meters (approximately 13 feet 1 inch) in height.
- It flowers in May, and the seeds ripen later in the year.
Hardiness
- River hawthorn is hardy to zone 5 (UK) and is not frost tender.