| Family Name | Polygonaceae | 
|---|---|
| Currently Accepted Name | Reynoutria japonica Houtt. - Determined By: B. F. Hansen, Mar 2016 | 
| Determination History | 
                                                 
                                                    
                                                        Polygonum cuspidatum
                                                    
                                                    Siebold & Zucc. 
                                                    
                                                        
                                                    
                                                     
                                                 
                                     | 
                            
| Locality | USA. Florida, Alachua Co.: Near junction of NE 15th Street and 22nd Avenue, Gainesville. 29° 39' 5" N 82° 19' 30" W | 
| Description | To 2 m tall; flowers pinkish; persisting with no maintainence; uncommon. | 
| Habitat | Along edge of house. | 
| Reproductive State | Flower | 
| Specimen Notes | CULTIVATED. | 
| Collector | W. S. Judd s.n. | 
| Collection Date | July 1982 | 
| Accession Number | 198518 | 
| Image | 198518.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Polygonaceae | 
|---|---|
| Currently Accepted Name | Reynoutria japonica Houtt. - Determined By: B. F. Hansen, Mar 2016 | 
| Determination History | 
                                                 
                                                    
                                                        Polygonum cuspidatum
                                                    
                                                    Siebold & Zucc. 
                                                    
                                                        
                                                    
                                                     
                                                 
                                     | 
                            
| Locality | USA. California, Sonoma Co.: Western Hills Nursery, Occidental. 38° 23' 60" N 122° 55' 60" W | 
| Description | Perennial ca. 6 ft. tall; small reddish flowers; interminal panicles. | 
| Reproductive State | Flower | 
| Specimen Notes | CULTIVATED. | 
| Collector | E. McClintock s.n. | 
| Collection Date | 21 Oct 1974 | 
| Accession Number | 121697 | 
| Image | 121697.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Polygonaceae | 
|---|---|
| Currently Accepted Name | Reynoutria japonica Houtt. - Determined By: B. F. Hansen, Mar 2016 | 
| Determination History | 
                                                 
                                                    
                                                        Polygonum cuspidatum
                                                    
                                                    Siebold & Zucc. 
                                                    
                                                        
                                                    
                                                     
                                                         - Determined By: S. R. Hill, Dec 2000
                                                 
                                     | 
                            
| Locality | USA. Illinois, Champaign Co.: Urbana 7.5' quadrangle; Carle Foundation Hosptial; NE corner; N side of Univeresity Avenue. 40° 7' 2" N 88° 12' 54" W | 
| Description | Trailing, shrubby perennial; flower and fruits with rose tint. | 
| Habitat | Parking garage; landscape planting; disturbed garden soil and humus; probably calcareous. | 
| Reproductive State | Flower | 
| Elevation | 730 ft | 
| Specimen Notes | CULTIVATED. | 
| Collector | S. R. Hill 33179 | 
| Collection Date | 13 Sep 2000 | 
| Accession Number | 239466 | 
| Image | 239466.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Polygonaceae | 
|---|---|
| Currently Accepted Name | Reynoutria japonica Houtt. | 
| Locality | USA. Florida, Santa Rosa Co.: Along E side of large drainage ditch E of Floridatown Park, ca. 65 ft. S of Parkview Street, Floridatown. 30° 34' 54" N 87° 9' 34" W | 
| Description | Abundant in dense colony, obviously escaped; ca. 2.5 ft. tall. | 
| Habitat | Rock riprap near bottom of embankment slope. | 
| Reproductive State | |
| Specimen Notes | |
| Collector | J. R. Burkhalter 25288 | 
| Collection Date | 18 Apr 2015 | 
| Accession Number | 298929 | 
| Image | 298929.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Polygonaceae | 
|---|---|
| Currently Accepted Name | Reynoutria japonica Houtt. - Determined By: B. F. Hansen, Mar 2016 | 
| Determination History | 
                                                 
                                                    
                                                        Polygonum cuspidatum
                                                    
                                                    Siebold & Zucc. 
                                                    
                                                        
                                                    
                                                     
                                                 
                                     | 
                            
| Locality | USA. Pennsylvania, Philadelphia Co.: Along Ivy Hill Road between Cheltenham and Stenton Avenues, Mount Airy. 40° 2' 60" N 75° 4' 60" W | 
| Description | 8-10 ft. high. | 
| Habitat | Oepn ground. | 
| Reproductive State | Fertile | 
| Specimen Notes | |
| Collector | B. Long 61178 | 
| Collection Date | 28 Jun 1944 | 
| Accession Number | 114216 | 
| Image | 114216.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Polygonaceae | 
|---|---|
| Currently Accepted Name | Reynoutria japonica Houtt. - Determined By: B. F. Hansen, Mar 2016 | 
| Determination History | 
                                                 
                                                    
                                                        Polygonum cuspidatum
                                                    
                                                    Siebold & Zucc. 
                                                    
                                                        
                                                    
                                                     
                                                         - Determined By: S. R. Hill, Aug 1991
                                                 
                                     | 
                            
| Locality | USA. Connecticut, New London Co.: Behind VFW post W of Latimer Point; between route 1 and railroad tracks, Stonington. 41° 20' 1" N 71° 54' 41" W | 
| Description | Flowers white; shrubby perennial 6-7 ft. tall; petioles red; occasional. | 
| Habitat | E edge of sandy/gravelly landfill. | 
| Reproductive State | Fertile | 
| Specimen Notes | |
| Collector | S. R. Hill 22507 | 
| Collection Date | 07 Aug 1991 | 
| Accession Number | 203907 | 
| Image | 203907.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Polygonaceae | 
|---|---|
| Currently Accepted Name | Reynoutria japonica Houtt. - Determined By: B. F. Hansen, Mar 2016 | 
| Determination History | 
                                                 
                                                    
                                                        Fallopia japonica
                                                    
                                                    (Houtt.) Ronse Decr.
                                                    
                                                        
                                                    
                                                     
                                                 
                                     | 
                            
| Locality | USA. Ohio, Athens Co.: Near junction of Hockhocking Adena Bikeway and US 33; the Plains. 39° 21' 56" N 82° 6' 60" W | 
| Habitat | Forest edge. | 
| Reproductive State | Fertile | 
| Specimen Notes | |
| Collector | A. R. Franck 3430 | 
| Collection Date | 20 Jul 2014 | 
| Accession Number | 276112 | 
| Image | 276112.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Polygonaceae | 
|---|---|
| Currently Accepted Name | Reynoutria japonica Houtt. - Determined By: B. F. Hansen, Mar 2016 | 
| Determination History | 
                                                 
                                                    
                                                        Polygonum cuspidatum
                                                    
                                                    Siebold & Zucc. 
                                                    
                                                        
                                                    
                                                     
                                                         - Determined By: S. R. Hill, 2003
                                                 
                                     | 
                            
| Locality | USA. New York, Erie Co.: N Evans, along Eighteenmile Creek W of road crossing and pull-off parking area. 42° 41' 58" N 78° 56' 31" W | 
| Description | Common shrubby perennial 1-2 m tall, flowers white, inflorescence erect. | 
| Habitat | Many on more open flats near creak; alluvial soil over limestone; floodplain forest, shaded, with Acer negundo, Ulmus, Helianthus, Matteuccia struthiopteris, Cornus sericea, Acer saccharinum. | 
| Reproductive State | Fertile | 
| Elevation | 185 m | 
| Specimen Notes | |
| Collector | S. R. Hill 35457 | 
| Collection Date | 11 Sep 2003 | 
| Accession Number | 270973 | 
| Image | 270973.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Polygonaceae | 
|---|---|
| Currently Accepted Name | Reynoutria japonica Houtt. - Determined By: B. F. Hansen, Mar 2016 | 
| Determination History | 
                                                 
                                                    
                                                        Polygonum cuspidatum
                                                    
                                                    Siebold & Zucc. 
                                                    
                                                        
                                                    
                                                     
                                                 
                                     | 
                            
| Locality | USA. Kentucky, Rowan Co.: US 60, 11.6 mi. W of Rowan-Carter County Line; near Morehead. | 
| Habitat | Roadside bank. | 
| Reproductive State | Fertile | 
| Specimen Notes | |
| Collector | 
                                E. M. Browne 4399
                                     with E.T. Browne Jr., J.C. Warden  | 
                        
| Collection Date | 01 Jul 1961 | 
| Accession Number | 43993 | 
| Image | 43993.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Polygonaceae | 
|---|---|
| Currently Accepted Name | Reynoutria japonica Houtt. - Determined By: B. F. Hansen, Mar 2016 | 
| Determination History | 
                                                 
                                                    
                                                        Polygonum cuspidatum
                                                    
                                                    Siebold & Zucc. 
                                                    
                                                        
                                                    
                                                     
                                                 
                                     | 
                            
| Locality | USA. Virginia Near the river's edge, along the Covington River, US 522-211. | 
| Habitat | Near the river's edge. | 
| Reproductive State | Flower Fertile | 
| Specimen Notes | |
| Collector | L. Abbott 208 | 
| Collection Date | 27 Sep 1981 | 
| Accession Number | 183472 | 
| Image | 183472.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Polygonaceae | 
|---|---|
| Currently Accepted Name | Reynoutria japonica Houtt. - Determined By: B. F. Hansen, Mar 2016 | 
| Determination History | 
                                                 
                                                    
                                                        Polygonum cuspitaum
                                                    
                                                    Siebold & Zucc. 
                                                    
                                                        
                                                    
                                                     
                                                         - Determined By: S. R. Hill, 2005
                                                 
                                     | 
                            
| Locality | USA. Illinois, Kendall Co.: Along bridge approach, E side of Big Rock Creek crossing; SE quadrant of Hennig Road Crossing, Plano. 41° 41' 46" N 88° 30' 49" W | 
| Description | Locally common, thicket forming multistemmed perennial hebr 2-2.5 m tall, flowers white, inflorescence. | 
| Habitat | Oaks, Elms, Sugar maples - degraded upland forest above creek. | 
| Reproductive State | Flower | 
| Elevation | 192 m | 
| Specimen Notes | |
| Collector | S. R. Hill 36676 | 
| Collection Date | 01 Sep 2005 | 
| Accession Number | 267566 | 
| Image | 267566.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Polygonaceae | 
|---|---|
| Currently Accepted Name | Reynoutria japonica Houtt. - Determined By: B. F. Hansen, Mar 2016 | 
| Determination History | 
                                                 
                                                    
                                                        Polygonum cuspidatum
                                                    
                                                    Siebold & Zucc. 
                                                    
                                                        
                                                    
                                                     
                                                 
                                     | 
                            
| Locality | USA. New Jersey, Cape May Co.: Cape May. 38° 56' 19" N 74° 56' 31" W | 
| Reproductive State | Flower | 
| Specimen Notes | |
| Collector | L. Griscom 4987 | 
| Collection Date | 20 Sep 1919 | 
| Accession Number | 24976 | 
| Image | 24976.jpg | 
| Plant Atlas Link | Plant Atlas Citation |