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Viburnum rufidulum, also known as the rusty blackhaw, [2] blue haw, [2] rusty nanny-berry, [2] or southern black haw, [2] is a flowering species of shrub or small tree that is common in parts of the Eastern and Central United States. [3] [4] It produces attractive flowers and fall foliage, as well as fruits that are popular with some species of ...
As a folk remedy, black haw has been used to treat menstrual pain, and morning sickness. Due to its antispasmodic properties, the plant may also be of use in treating cramps of the digestive tract or the bile ducts. [4] Black haw's primary use was to prevent miscarriages. [4] The primary use of black haw today is to prevent menstrual cramps.
Black haw is a common name for several woody plants and may refer to: Sideroxylon lanuginosum; Viburnum lentago, native to North America; Viburnum prunifolium;
Viburnum prunifolium: blackhaw viburnum Caprifoliaceae (honeysuckle family) Viburnum rufidulum: rusty blackhaw; rusty viburnum Caprifoliaceae (honeysuckle family) Viburnum suspensum: sandankwa; sandankwa viburnum Caprifoliaceae (honeysuckle family) Viburnum trilobum: cranberry viburnum; highbush cranberry Caprifoliaceae (honeysuckle family)
Hopkins' bioclimatic law states that in North America east of the Rockies, a 130-m (400-foot) increase in elevation, a 4° change in latitude North (444.48 km), or a 10° change in longitude East (two-thirds of a time zone) will cause a biological event to occur four days later in the spring or four days earlier in the fall. [1]
Viburnum is a genus of about 150–175 species of flowering plants in the moschatel family, Adoxaceae. Its current classification is based on molecular phylogeny . [ 2 ] It was previously included in the honeysuckle family Caprifoliaceae .
Viburnum acerifolium is native to eastern North America, from southwestern Quebec and Ontario south to northern Florida and eastern Texas. [4] It is found in the US states of Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, New York, Vermont, [5] Illinois, Wisconsin, and Arkansas. [6] It is adapted for USDA hardiness zones of 4 to 8.
Viburnum – Viburnum. Blackhaw viburnum – Viburnum prunifolium; Leatherleaf viburnum – Viburnum rhytidophyllum; Violet – (several genera) Viola species; African violet – Streptocarpus sect. Saintpaulia species; Damask violet – Hesperis matronalis; Dame's violet – Hesperis matronalis; Dog's-tooth-violet or dogtooth violet ...