Opuntia humifusa (Raf.) Raf.

Native to:

Alabama, Connecticut, Delaware, District of Columbia, Kentucky, Maryland, Massachusetts, Mexico Northeast, Mississippi, New Hampshire, New Jersey, New York, Pennsylvania, Virginia, West Virginia

Introduced into:

Austria, Bulgaria, Central European Rus, China North-Central, East Himalaya, France, Free State, Great Britain, Greece, Italy, Korea, Kriti, Lebanon-Syria, Lesotho, Netherlands, New South Wales, North Caucasus, Queensland, South Australia, Spain, Switzerland, Transcaucasus, Victoria, Western Australia, Yugoslavia

POWO follows these authorities in accepting this name:

• Bailey, C. & al. (2015). Guide to the Vascular Plants of Tennessee: 1-813. University of Tennessee press.
• Chadde, S.W. (2019). Minnesota Flora. An illustrated guide to the vascular plants of Minnesota ed. 2: 1-776. Steve W. Chadde.
• Flora of North America Editorial Committee (2003). Flora of North America North of Mexico 4: 1-559. Oxford University Press, New York, Oxford.
• George, A.S. & Menadue, M. (eds.) (1984). Flora of Australia 4: 1-354. Australian Government Publishing Service, Canberra.
• Jones, R.L. (2005). Plant life of Kentucky. An illustrated guide to the vascular flora: 1-833. The universitry press of Kentucky.
• Knapp, W.M. & Naczi, R.F.C. (2021). Vascular plants of Maryland, USA. A comprehensive account of the state's botanical diversity. Smithsonian Contributions to Botany 113: 1-151.
• Kral, R., Diamond, A.R., Ginzbarg, S.L., Hansen, C.J., Haynes, R.R., Keener, B.R., Lelong, M.G., Spaulding, D.D. & Woods, M. (2011). Annotated checklist of the vascular plants of Alabama: 1-112. Botanical reseach institute of Texas.
• Mohlenbrock, R.H. (2014). Vascular Flora of Illinois. A Field Guide, ed. 4: 1-536. Southern Illinois University Press, Carbondale.
• Retief, E. & Meyer, N.L. (2017). Plants of the Free State inventory and identification guide. Strelitzia 38: 1-1236. National Botanical Institute, Pretoria.
• Saksonov, S.V. & al. (2014). Addition to the "synopsis of the flora of Eastern Europe vol. 1" (2012) in the middle Volga region and adjacent regions. Botanicheskii Zhurnal. Moscow & Leningrad 99: 1067-1072.
• Takhtajan, A.L. (ed.) in Takhtajan, A.L. (ed.) (2012). Konspekt Flora Kavkaza 3(2): 1-623. Editio Universitatis Petropolitanae.
• Tashev, A. (2012). Characteristics of the Opuntia humifusa (Cactaceae) locality in the Harmanli district, South Bulgaria. Phytologia Balcanica 18: 11-16.
• Tohmé, G. & Tohmé, H. (2014). Illustrated Flora of Lebanon, ed. 2: 1-610. CNRS Publication.
• Villaseñor, J.L. (2016). Checklist of the native vascular plants of Mexico. Revista Mexicana de Biodiversidad 87: 559-902.
• Vladimirov, V. & al. (2023). New floristic records in the Balkans: 50. Phytologia Balcanica 29: 107-148.
• Vladimirov, V. Aybeke, M. & Kit Tan (2018). New floristic records in the Balkans: 37. Phytologia Balcanica 24: 397-461.
• Vladimirov, V., Aybeke, N. & Kit Tan (eds.) (2017). New floristic records in the Balkans: 32. Phytologia Balcanica 23: 119-146.
• Vladimirov, V., Dane, F. & Kit Tan (2012). New floristic records in the Balkans: 19. Phytologia Balcanica 18: 205-230.
• Vladimirov, V., Dane, F. & Kit Tan (2013). New floristic records in the Balkans: 21. Phytologia Balcanica 19: 131-157.
• Vázquez Pardo, F.M. & García Alonso, D. (2017). Aproximación al conocimiento del grupo Opuntia Mill. (s.l.) (Cactaceae) en Extremadura (España). Folia Botanica Extremadurensis 11: 51-75.

An alternative taxonomy had been proposed by the following authorities:

• Tutin, T.G. & al. (eds.) (1968). Flora Europaea 2: 1-469. Cambridge University Press. [Cited as Opuntia vulgaris.]

Kew Backbone Distributions

• (2019). http://www.abcjournal.org/index.php/BothaliaABC/article/view/39/33. epublication.
• George, A.S. & Menadue, M. (eds.) (1984). Flora of Australia 4: 1-354. Australian Government Publishing Service, Canberra.
• Grierson, A.J.C. & Long, D.G. (1984). Flora of Bhutan 1(2): 189-462. Royal Botanic Gardens, Edinburgh.
• Jones, R.L. (2005). Plant life of Kentucky. An illustrated guide to the vascular flora: 1-833. The universitry press of Kentucky.
• Kral, R., Diamond, A.R., Ginzbarg, S.L., Hansen, C.J., Haynes, R.R., Keener, B.R., Lelong, M.G., Spaulding, D.D. & Woods, M. (2011). Annotated checklist of the vascular plants of Alabama: 1-112. Botanical reseach institute of Texas.
• Retief, E. & Meyer, N.L. (2017). Plants of the Free State inventory and identification guide. Strelitzia 38: 1-1236. National Botanical Institute, Pretoria.
• Saksonov, S.V. & al. (2014). Addition to the "synopsis of the flora of Eastern Europe vol. 1" (2012) in the middle Volga region and adjacent regions. Botanicheskii Zhurnal. Moscow & Leningrad 99: 1067-1072.
• Takhtajan, A.L. (ed.) in Takhtajan, A.L. (ed.) (2012). Konspekt Flora Kavkaza 3(2): 1-623. Editio Universitatis Petropolitanae.
• Tashev, A. (2012). Characteristics of the Opuntia humifusa (Cactaceae) locality in the Harmanli district, South Bulgaria. Phytologia Balcanica 18: 11-16.
• Tohmé, G. & Tohmé, H. (2014). Illustrated Flora of Lebanon, ed. 2: 1-610. CNRS Publication.
• Tutin, T.G. & al. (eds.) (1968). Flora Europaea 2: 1-469. Cambridge University Press.
• Villaseñor, J.L. (2016). Checklist of the native vascular plants of Mexico. Revista Mexicana de Biodiversidad 87: 559-902.
• Vázquez Pardo, F.M. & García Alonso, D. (2017). Aproximación al conocimiento del grupo Opuntia Mill. (s.l.) (Cactaceae) en Extremadura (España). Folia Botanica Extremadurensis 11: 51-75.