Holodiscus
From Wikipedia, the free encyclopedia
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 Holodiscus discolor foliage and flower buds
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Holodiscus (syn. Sericotheca) is a genus of flowering plants in the family Rosaceae, native to the Americas, from southwestern British Columbia, Canada and the western United States south to Bolivia. The species are deciduous shrubs growing to 1-5 m tall.
- Species
Seven to ten species are accepted by different authors, including:
- Holodiscus australis western US (New Mexico; included in H. discolor by USDA)
- Holodiscus argenteus Mexico
- Holodiscus discolor (syn. H. boursieri) coastal western North America
- Holodiscus dumosus interior western North America
- Holodiscus fissus Central America
- Holodiscus microphyllus western US (Nevada, Utah; included in H. discolor by USDA)
- Holodiscus nitida Colombia
- Holodiscus orizabae southern Mexico
- Holodiscus pernethyoides Bolivia
- Holodiscus saxicola western US (California; accepted by New York Botanical Gardens herbarium but not by USDA)
The position of the genus in the family Rosaceae is disputed, with some authorities (e.g. USDA Germplasm Resources) placing it in the subfamily Spiraeoideae, and others (e.g. University of Connecticut) placing it in the subfamily Maloideae.
