Calopogon tuberosus, the tuberous grass pink, is an orchid native to eastern North America.
|Tuberous grass pink|
In the United States, it occurs from as far southwest as Texas and Oklahoma and southeast to the Florida Everglades to as far northeast as Maine and as far northwest as Minnesota. In Canada, it is found in all provinces from Newfoundland to Manitoba. It also is found in St. Pierre & Miquelon, Cuba and the Bahamas.
- Calopogon tuberosus var. simpsonii (Small) Magrath – southern Florida
- Calopogon tuberosus var. tuberosus – from Texas to Florida, north to Manitoba and Nova Scotia, also Cuba and Bahamas
It is listed as "G5 - Secure" under the NatureServe conservation status system. However it is listed as an endangered species by the states of Illinois, Kentucky, and Maryland, and as exploitably vulnerable by New York.
- ^ a b Justice, William S.; Bell, C. Ritchie; Lindsey, Anne H. (2005). Wild Flowers of North Carolina (2. printing. ed.). Chapel Hill, NC: Univ. of North Carolina Press. p. 53. ISBN 0807855979.
- ^ "Calopogon tuberosus (L.) Britton, Sterns & Poggenb". Plants of the World Online. Board of Trustees of the Royal Botanic Gardens, Kew. Retrieved 8 April 2021.
- ^ "Calopogon tuberosus". County-level distribution map from the North American Plant Atlas (NAPA). Biota of North America Program (BONAP). 2014.
- ^ Kew World Checklist of Selected Plant Families
- ^ USDA, NRCS (n.d.). "Calopogon tuberosus". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team.
- Go Orchids, North American Orchids Conservation Center
- Calopogon tuberosus gallery link
- Lady Bird Johnson Wildflower Center, University of Texas
- Orchids of Wisconsin
- Florida's Native and Naturalized Orchids
- Go Botany, New England Wildflower Society
- Missouri Plants, photo
- Paul Smith's College, College of the Adirondacks, Visitor's Interpretive Center
- Ontario Wildflowers
- Minnesota Wildflowers