Persicaria pensylvanica (L.) M.Gómez

Native to:

Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Cuba, Delaware, District of Columbia, Dominican Republic, Florida, Georgia, Haiti, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Mexico Central, Mexico Northeast, Mexico Northwest, Mexico Southwest, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Brunswick, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Nova Scotia, Ohio, Oklahoma, Ontario, Pennsylvania, Québec, Rhode I., South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, West Virginia, Wisconsin, Wyoming

Introduced into:

Czechoslovakia, Denmark, Ecuador, Finland, Great Britain, Italy, Japan, Newfoundland, Norway, Portugal, Spain, Sweden

POWO follows these authorities in accepting this name:

• Ackerfield, J. (2015). Flora of Colorado: 1-818. BRIT Press.
• Akeroyd, J.R. (2013). Docks and Knotweeds of Britain and Ireland: 1-258. Botanical Society of Britain and Ireland.
• Allred, K.W. (2012). Flora Neomexicana, ed. 2, 1: 1-599. Range Science Herbarium, Las Cruces, New Mexico.
• Bailey, C. & al. (2015). Guide to the Vascular Plants of Tennessee: 1-813. University of Tennessee press.
• Danihelka, J. Chrtek, J. & Kaplan, Z. (2012). Checklist of vascular plants of the Czech Republic. Preslia. Casopsi Ceské Botanické Spolecnosti 84: 647-811.
• Flora of North America Editorial Committee (2005). Flora of North America North of Mexico 5: 1-656. Oxford University Press, New York, Oxford.
• Gilman, A.V. (2015). New flora of Vermont. Memoirs of the New York Botanical Garden 110: 1-614.
• Greuter, W. & al. (eds.) (2021). Flora de la republica de Cuba : Serie A, Plantas vasculares 26: 1-166.
• Iwatsuki, K., Boufford, D.E. & Ohba, H. (eds.) (2006). Flora of Japan IIa: 1-550. Kodansha Ltd., Tokyo.
• Jones, R.L. (2005). Plant life of Kentucky. An illustrated guide to the vascular flora: 1-833. The universitry press of Kentucky.
• Jonsell, B. (ed.) (2000). Flora Nordica 1: 1-344. The Bergius Foundaton.
• 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.
• Meades, S.J. & Brouillet, L. (2019). Annotated Checklist of the Vascular Plants of Newfoundland and Labrador https://newfoundland-labradorflora.ca/checklist/.
• Mohlenbrock, R.H. (2014). Vascular Flora of Illinois. A Field Guide, ed. 4: 1-536. Southern Illinois University Press, Carbondale.
• Stace, C. (2019). New Flora of the British Isles ed. 4: 1-1266. C & M Floristics.
• Villaseñor, J.L. (2016). Checklist of the native vascular plants of Mexico. Revista Mexicana de Biodiversidad 87: 559-902.

Kew Backbone Distributions

• Acevedo-Rodríguez, P. & Strong, M.T. (2012). Catalogue of seed plants of the West Indies. Smithsonian Contributions to Botany 98: 1-1192.
• Ackerfield, J. (2015). Flora of Colorado: 1-818. BRIT Press.
• Akeroyd, J.R. (2013). Docks and Knotweeds of Britain and Ireland: 1-258. Botanical Society of Britain and Ireland.
• Allred, K.W. (2012). Flora Neomexicana, ed. 2, 1: 1-599. Range Science Herbarium, Las Cruces, New Mexico.
• Bailey, C. & al. (2015). Guide to the Vascular Plants of Tennessee: 1-813. University of Tennessee press.
• Danihelka, J. Chrtek, J. & Kaplan, Z. (2012). Checklist of vascular plants of the Czech Republic. Preslia. Casopsi Ceské Botanické Spolecnosti 84: 647-811.
• Flora of North America Editorial Committee (2005). Flora of North America North of Mexico 5: 1-656. Oxford University Press, New York, Oxford.
• Gilman, A.V. (2015). New flora of Vermont. Memoirs of the New York Botanical Garden 110: 1-614.
• Iwatsuki, K., Boufford, D.E. & Ohba, H. (eds.) (2006). Flora of Japan IIa: 1-550. Kodansha Ltd., Tokyo.
• Jones, R.L. (2005). Plant life of Kentucky. An illustrated guide to the vascular flora: 1-833. The universitry press of Kentucky.
• Jonsell, B. (ed.) (2000). Flora Nordica 1: 1-344. The Bergius Foundaton.
• 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.
• Meades, S.J. & Brouillet, L. (2019). Annotated Checklist of the Vascular Plants of Newfoundland and Labrador https://newfoundland-labradorflora.ca/checklist/.
• Mohlenbrock, R.H. (2014). Vascular Flora of Illinois. A Field Guide, ed. 4: 1-536. Southern Illinois University Press, Carbondale.
• Villaseñor, J.L. (2016). Checklist of the native vascular plants of Mexico. Revista Mexicana de Biodiversidad 87: 559-902.