& Cronquist, Arthur J. Polygonum erectum L. Family: Polygonaceae . ). Polygonum erectum L. POLYGONACEAE Initial Editorial Analysis 12 Aug 2005 Source of Report for California: Munz, P.A. Emmet J. Judziewicz . Treatment appears in FNA Volume 5. lxxv + 910 pp." In addition, users can learn about the location of vouchered specimens and see images to get a better visual for each plant. Polygonum erectum L. appears in other Kew resources: IPNI - The International Plant Names Index. Accessed February 2018. It flowers and fruits throughout the summer and into the fall until a killing frost. 1968, as cited in Kartesz & Meacham Initial Editorial Comments: in no way mentioned in Munz (despite Kartesz & Meacham citation), Munz Southern California Flora, The Jepson Manual [Ed. Polygonum erectum : Source: Polygonaceae of North America Update, database (version 2011) Acquired: 2011 : Notes: Updated for ITIS by the Flora of North America Expertise Network, in connection with an update for USDA PLANTS (2007-2010) Reference for: Polygonum erectum : Source: The PLANTS Database, database (version 4.0.4) Acquired: 1996 : Notes: 1913. Scientific classification Kingdom: Plantae (unranked): Angiosperms (unranked): Eudic Relatively few farmers today actively maintain crop biodiversity, but for most of the history of agriculture this was the norm. Polygonum erectum L. - erect knotweed POER2. watsoniae (Polygonaceae) Author: Mueller, Natalie G. Source: Novon 2017 v.25 no.2 pp. Mihai Costea, François J. Tardif, Harold R. Hinds † Common names: Erect knotweed renouée dressée. 166-179 ISSN: 1055-3177 Subject: Polygonum, etc ; biological nomenclature; crops; dimorphism; domestication; pericarp; plant … An Extinct Domesticated Subspecies of Erect Knotweed in Eastern North America: Polygonum erectum subsp. Polygonaceae Including plants for which we do not have seed sources (some unavailable plants do not produce viable seed … Linnaeus. It may be distinguished from common knotweed by its long leafless, rose-colored flower spikes and its shiny seed. Join our friendly community that shares tips and ideas for gardens, along with seeds and plants. Silver-sheathed knotweed is most common in southern California. Charles Scribner's Sons, New York. Polygonum idaeum Hayek; Strand-Knöterich (Polygonum oxyspermum C.A.Mey. François J. Tardif. Polygonum spp. Gilman, A.V. Polygonum hickmanii H.R.Hinds & Rand.Morgan: Sie kommt in Kalifornien vor. KB; Other Data. 2 "Gleason, Henry A. B & T World Seeds log in or create an account. In their wild forms, the lost crops of eastern North America have small seeds with thick, indigestible fruit or seed coats. & Bunge ex Ledeb.) Harold R. Hinds† Information. New flora of Vermont Memoirs of the New York Botanical Garden 110: 1-614. Brown. Pl., 1: 363. Unbeständiger Vogelknöterich (Polygonum aviculare ssp rurivagum (Boreau) Berher). Seeds are shorter than the perianth, dull yellow-green to yellow-brown, minutely bumpy on the surface, 3-sided, egg-shaped to nearly triangular, tapering to a blunt tip. Mentioned on page 549, 551. (2015). IDENTIFYING POLYGONUM SEEDS Alexander C. Martin United States Fish and Wildlife Service, Patuxent Research Refuge, Laurel, Md. Bibliography. erectum (L.) Ledeb. Sp. Br. 1753. Treatment Author(s) Mihai Costea. For many plants, the website displays maps showing physiographic provinces within the Carolinas and Georgia where the plant has been documented. Bailey, C. & al. Treatment on page 550. Pl. in collaboration with D. D. Keck. Polygonum erectum, Erect Knotweed. WeedyEndemic. Plants light green or yellowish, heterophyllous. An illustrated flora of the northern United States, Canada and the British Possessions. Britton, N.L., and A. & D. Löve • ME, VT. Fields, roadsides, waste areas, railroads, lawns. Polygonum aviculare var. Polygonum erectum : Source: Polygonaceae of North America Update, database (version 2011) Acquired: 2011 : Notes: Updated for ITIS by the Flora of North America Expertise Network, in connection with an update for USDA PLANTS (2007-2010) Reference for: Polygonum erectum : Source: The PLANTS Database, database (version 4.0.4) Acquired: 1996 : Notes: The New York Flora Atlas is a source of information for the distribution of plants within the state, as well as information on plant habitats, associated ecological communities, and taxonomy. 1 "Polygonum erectum Linnaeus in Flora of North America @ efloras.org" eFlora. Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA., 2005. Symbol POER2 Common Name erect knotweed Botanical Family Polygonaceae Elsewhere, I have argued on the basis of population morphometrics that some assemblages of erect knotweed exhibit a unique domestication syndrome as a result of hundreds of generations of selection in agroecosystems (Mueller, 2017a, … Manual of vascular plants of northeastern United States and adjacent Canada. Polygonum erectum L. ssp. Polygonum erectum Linnaeus [family POLYGONACEAE], Sp. The lost crops of eastern North America have small seeds with thick, indigestible fruit or seed coats in their wild forms. : 363 (1753) Accepted by. & Harvard University Herbaria, Cambridge, MA., 2005 farmers today actively maintain crop biodiversity, for... 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