Azolla filiculoides Lam.

Native to:

Alaska, Argentina Northeast, Argentina Northwest, Argentina South, Arizona, Arkansas, Bolivia, Brazil North, Brazil Northeast, Brazil South, Brazil Southeast, Brazil West-Central, British Columbia, California, Chile Central, Chile North, Chile South, Colombia, Colorado, Costa Rica, Dominican Republic, Ecuador, El Salvador, Galápagos, Guatemala, Guyana, Honduras, Illinois, Iowa, Kansas, Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest, Minnesota, Missouri, Nebraska, Nevada, New Mexico, Nicaragua, Oklahoma, Oregon, Panamá, Paraguay, Peru, Texas, Tristan da Cunha, Uruguay, Utah, Venezuela, Venezuelan Antilles, Washington, Wisconsin

Introduced into:

Albania, Assam, Austria, Baltic States, Bangladesh, Belgium, Bulgaria, Canary Is., Cape Provinces, China Southeast, Czechoslovakia, Denmark, France, Free State, Germany, Great Britain, Greece, Hawaii, Hungary, India, Iraq, Ireland, Italy, Japan, Jawa, Korea, KwaZulu-Natal, Lesotho, Malaya, Morocco, Mozambique, Namibia, Nansei-shoto, Nepal, Netherlands, New York, Northern Provinces, Pakistan, Palestine, Poland, Portugal, Romania, Sardegna, Sicilia, Spain, Swaziland, Sweden, Tadzhikistan, Taiwan, Turkey, Turkey-in-Europe, West Himalaya, Yugoslavia, Zimbabwe

POWO follows these authorities in accepting this name:

• Chang, C.-S., Kim, H. & Chang, K.S. (2021). Checklist of Far East Asian Vascular Flora 1: 1-626. EABCN, Seoul.
• Chang, C.S., Kim, H. & Chang, K.S. (2014). Provisional checklist of vascular plants for the Korea peninsula flora (KPF): 1-660. DESIGNPOST.
• Delipavlov, D. & Cheshmedzhiev, I. (eds.) (2011). Opredelitel na rasteniiata v Bulgariia: 1-590. Akad. Isd. Agrar. Univers. Plovdiv.
• Dufour-Dror, J.M. & Fragman-Sapir, O. in Dufour-Dror, J.M. (2019). Alien Plant Species in Natural & Disturbed Areas in Israel. Alien Invasive Plants in Israel, ed. 2: 1-246. Dan Perry Pub., Nature & Parks Authority, Israel Ministry of Environmental Protection.
• Fraser-Jenkins, C.R. & Kandel, D.R. (2019). Ferns and Fern-Allies of Nepal 2: 1-446. Government of Nepal, Ministry of Forests and Environment, Department of Plant Resources.
• Fraser-Jenkins, C.R. & al. (2021). An Annotated Checklist of Indian Pteridophytes 3: 1-450. Dehra Dun : BSMPS.
• Fraser-Jenkins, C.R., Shah, S.N. & Ullah, A. (2023). Ferns of Swat Revisited: 1-260. Bishen Singh Mahendra Pal Singh, Dehra Dun, India.
• Gonggrijp, S. & al. (2021). Nova Flora Neerlandica, Lycopodiopsida & Polypodiopsida: 1-275. KNVV uitgeverij.
• Güner, A. (ed.) (2018). Resimli Türkiye Florası (Illustrated Flora of Turkey) 2: 1-1054. ANG Vakfı/Nezahat Gökyiğit Botanik Bahçesi, Istambul.
• Mirek, Z., Piękoś-Mirkowa, H., Zając, A. & Zając, M (2020). Vascular plants of Poland an annotated checklist: 1-526. W. Szafer institute of botany, Polish academy of sciences, Krakow, Poland.
• Nowak, A. & Nobis, M. (eds.) (2020). Illustrated Flora of Tajikistan and adjacent areas 2: 367-766. PAN, Polish academy of sciences.
• Prelli, R. & Boudrie, M. (2021). Les Fougères et plantes alliées d'Europe: 1-528. BIOTOPE.
• Retief, E. & Meyer, N.L. (2017). Plants of the Free State inventory and identification guide. Strelitzia 38: 1-1236. National Botanical Institute, Pretoria.
• Roskov Y. & al. (eds.) (2018). World Ferns: Checklist of Ferns and Lycophytes of the World. Species 2000 & ITIS Catalogue of Life Naturalis, Leiden, the Netherlands.
• Stace, C. (2019). New Flora of the British Isles ed. 4: 1-1266. C & M Floristics.
• Verloove, F. (2019). Manual of the Alien Plants of Belgium http://alienplantsbelgium.be.

Catálogo de Plantas y Líquenes de Colombia

• Bernal, R., Gradstein, S.R. & Celis, M. (eds.). 2015. Catálogo de plantas y líquenes de Colombia. Instituto de Ciencias Naturales, Universidad Nacional de Colombia, Bogotá. http://catalogoplantasdecolombia.unal.edu.co

Useful Plants of Boyacá Project

• Bernal, R., Gradstein, S.R. & Celis, M. (eds.). 2015. Catálogo de plantas y líquenes de Colombia. Instituto de Ciencias Naturales, Universidad Nacional de Colombia, Bogotá. http://catalogoplantasdecolombia.unal.edu.co
• Kew Medicinal Plant Names Services (MPNS) https://www.kew.org/science/data-and-resources/tools-and-services/medicinal-plant-names-services in The State of the World’s Plants Report–2016. (2016). Royal Botanic Gardens, Kew https://stateoftheworldsplants.or

Kew Backbone Distributions

• (2019). https://www.banglajol.info/index.php/BJPT/article/view/44598. epublication.
• Delipavlov, D. & Cheshmedzhiev, I. (eds.) (2011). Opredelitel na rasteniiata v Bulgariia: 1-590. Akad. Isd. Agrar. Univers. Plovdiv.
• Dufour-Dror, J.M. & Fragman-Sapir, O. in Dufour-Dror, J.M. (2019). Alien Plant Species in Natural & Disturbed Areas in Israel. Alien Invasive Plants in Israel, ed. 2: 1-246. Dan Perry Pub., Nature & Parks Authority, Israel Ministry of Environmental Protection.
• Fraser-Jenkins, C.R. & Kandel, D.R. (2019). Ferns and Fern-Allies of Nepal 2: 1-446. Government of Nepal, Ministry of Forests and Environment, Department of Plant Resources.
• Fraser-Jenkins, C.R. & Parris, B.S. (2020). Pteridophytes of Turkey - A revised check-list and their relationship to Europe and the West Himalaya. Indian Journal of Forestry 43: 263-284.
• Fraser-Jenkins, C.R. & al. (2021). An Annotated Checklist of Indian Pteridophytes 3: 1-450. Dehra Dun : BSMPS.
• Fraser-Jenkins, C.R., Shah, S.N. & Ullah, A. (2023). Ferns of Swat Revisited: 1-260. Bishen Singh Mahendra Pal Singh, Dehra Dun, India.
• GBIF ( 2021-continuously updated). Global Biodiversity Information Facility http://www.gbif.org/.
• Güner, A. (ed.) (2018). Resimli Türkiye Florası (Illustrated Flora of Turkey) 2: 1-1054. ANG Vakfı/Nezahat Gökyiğit Botanik Bahçesi, Istambul.
• Mirek, Z., Piękoś-Mirkowa, H., Zając, A. & Zając, M (2020). Vascular plants of Poland an annotated checklist: 1-526. W. Szafer institute of botany, Polish academy of sciences, Krakow, Poland.
• Nowak, A. & Nobis, M. (eds.) (2020). Illustrated Flora of Tajikistan and adjacent areas 2: 367-766. PAN, Polish academy of sciences.
• Prelli, R. & Boudrie, M. (2021). Les Fougères et plantes alliées d'Europe: 1-528. BIOTOPE.
• Retief, E. & Meyer, N.L. (2017). Plants of the Free State inventory and identification guide. Strelitzia 38: 1-1236. National Botanical Institute, Pretoria.
• Roux, J.P. (2016). The Lycopods and Ferns of Drakensberg and Lesotho: 1-384. Briza academic books, Pretoria, South Africa.

Useful Plants and Fungi of Colombia

• Bernal, R., Gradstein, S.R., & Celis, M. (eds.). (2020). Catálogo de Plantas y Líquenes de Colombia. v1.1. Universidad Nacional de Colombia. Dataset/Checklist. https://doi.org/10.15472/7avdhn
• Diazgranados et al. (2021). Catalogue of plants of Colombia. Useful Plants and Fungi of Colombia project. In prep.
• Diazgranados, M., Allkin, B., Black N., Cámara-Leret, R., Canteiro C., Carretero J., Eastwood R., Hargreaves S., Hudson A., Milliken W., Nesbitt, M., Ondo, I., Patmore, K., Pironon, S., Turner, R., Ulian, T. (2020). World Checklist of Useful Plant Species. Produced by the Royal Botanic Gardens, Kew. Knowledge Network for Biocomplexity.
• GBIF.org (2021). GBIF species matching tool. https://www.gbif.org/tools/species-lookup
• GRIN (2021). Germplasm Resources Information Network from the United States Department of Agriculture. https://www.ars-grin.gov/
• Medicinal Plant Names Services (MPNS) v.10 (2021); http://mpns.kew.org/
• Willis, K.J. (ed.) (2017). State of the World’s Plants 2017. Report. Royal Botanic Gardens, Kew.