The AGP II states that Alangiaceae is a synonym of Cornaceae (the Dogwood family), but still recognizes it as a nom. cons. ( = name to be retained)
Cornus florida, a deciduous tree also known as Flowering Dogwood
Today the arboretum has grown to contain more than 370 taxa of woody plants, including major collections of Acer (130 taxa including 90 species and subspecies, with the remainder cultivars), Viburnum (27 taxa), Quercus (27), Cornus (23), Euonymus (15), Rhus (10), Tilia (9), and Liquidambar (4).
Cornus florida (flowering dogwood) is a species of flowering plant in the family Cornaceae native to eastern North America, from southern Maine west to southern Ontario, Illinois, and eastern Kansas, and south to northern Florida and eastern Texas, with a disjunct population in Nuevo León and Veracruz in eastern Mexico.
stolonifera, Swida sericea, (red osier dogwood) is a species of flowering plant in the family Cornaceae, native throughout northern and western North America from Alaska east to Newfoundland, south to Durango and Nuevo León in the west, and Illinois and Virginia in the east.
The name Discula is ambiguous and also refers to a genus of fungi in the family Valsaceae to which belongs the plant pathogen dogwood anthracnose Discula destructiva.
The Calico Scale is a pest to many trees in the United States, including dogwoods, honey locust, magnolias, maples, sweetgums and fruit trees.
In August 2012, a cecropia moth caterpillar was accidentally imported from Ontario to St. John’s, Newfoundland, via a shipment of dogwood shrubs.
The larvae feed on various herbaceous plants, including Privet, Honeysuckle and Dogwood.
TobRSV is a widespread nepovirus in annual crops in North America that infects tobacco, soybean, blueberry, apple, ash, autumn crocus, blackberry, cherry, dogwood, elderberry, grapevine, spearmint, and in Wisconsin has an economically important impact on cucurbits.