Cornus × arnoldiana, the Arnold dogwood, is a hybrid dogwood native to eastern North America. It is reported from Ontario, Missouri, Ohio, Pennsylvania, and Massachusetts.[1] It is a member of the dogwood genus Cornus and the family Cornaceae.

Cornus × arnoldiana
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Cornales
Family: Cornaceae
Genus: Cornus
Subgenus: Cornus subg. Kraniopsis
Species:
C. × arnoldiana
Binomial name
Cornus × arnoldiana

Arnold dogwood is derived from natural crosses between silky dogwood (Cornus amomum) and gray dogwood (Cornus racemosa).[1][2] Intermediate shrubs were first noted in the Arnold Arboretum by Alfred Rehder, who described and named the hybrid. The name is an allusion to the place of its discovery.

Classification

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The Arnold dogwood is usually included in the dogwood genus Cornus as Cornus × arnoldiana Rehd., although it is sometimes segregated in a separate genus as Swida × arnoldiana (Rehd.) Soják.

References

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  1. ^ a b "Plants Profile for Cornus arnoldiana (dogwood)". USDA PLANTS. Retrieved 2020-06-15.