Utah Valley University Herbarium
Polygonaceae  ¦  Polygonum  ¦  Polygonum lapathifolium  ¦  05571

Label

Accession No. 05571 
Family Polygonaceae 
Species Polygonum lapathifolium L.
Common name "curlytop knotweed"
Collector Information K.T. Harper  (2001-366)  08 September 2001
Geography United States,  Utah, Utah County
Lat./Long. 40°  9' 7" N, 111°  48 ' 19" W
Township/Range T8S, R1E, Sec. 2, SW1/4 
Locality Lincoln Beach. 
Ecology Receeding lake edge. 
Climate NCDC temperatures, daily high (red), daily average (green) and daily low (blue), from 1970 to 2000 at this location.   NCDC average monthly precipitation from 1970 to 2000 at this location.
Note Latitude and longitude were derived from township and range information and may be
inaccurate by as much as 0.7 miles (or 4.2 miles if the section is not given).

Taxonomy


Synonyms recognized by ITIS (bold taxon is currently accepted):

     Polygonum lapathifolium L.
     Persicaria incarnata (Ell.) Small
     Persicaria lapathifolia (L.) S.F. Gray
     Persicaria tomentosa (Schrank) Bickn.
     Polygonum incanum F.W. Schmidt
     Polygonum incarnatum Ell.
     Polygonum lapathifolium var. incanum (F.W. Schmidt) W.D.J. Koch
     Polygonum lapathifolium var. nodosum (Pers.) Small
     Polygonum lapathifolium var. ovatum A. Braun
     Polygonum lapathifolium ssp. pallidum (With.) Fries
     Polygonum lapathifolium var. prostratum C.F.H. Wimmer
     Polygonum lapathifolium var. salicifolium Sibthorp
     Polygonum nodosum Pers.
     Polygonum oneillii Brenckle
     Polygonum pensylvanicum ssp. oneillii (Brenckle) Hultén
     Polygonum scabrum Moench
     Polygonum tomentosum Schrank

Common Name(s): curltop ladysthumb, curlytop knotweed, curlytop smartweed, dock-leaf smartweed, nodding smartweed, pale smartweed, smartweed.

Taxonomic Hierarchy: (ITIS TSN=20860, click for more information and references)

        Kingdom: Plantae
            Subkingdom: Tracheobionta
                Division: Magnoliophyta
                    Class: Magnoliopsida
                        Subclass: Caryophyllidae
                            Order: Polygonales
                                Family: Polygonaceae
                                    Genus: Polygonum
                                        Species: Polygonum lapathifolium
                                                                                            

Images

Available images of this specimen (click to view):
specimen image: 05571s1.jpg

Images of other samples of the same species:
specimen image: 05425s1.jpg 
05425
 specimen image: 05528s1.jpg 
05528
 specimen image: 05682s1.jpg 
05682
 specimen image: 10916s2.jpg 
10916

Nearby Accessions


Other accessions in the database collected near this one:

Accession Name Dist., dir.
05572 Bidens comosa      "three-lobed beggarticks" same section
05524 Bothriochloa ischaemum      "yellow bluestem" same section
08011 Buddleja davidii      "orange eye butterflybush" 1.8 mi. SE
05583 Crypsis schoenoides      "swamp pricklegrass" same section
05570 Cyperus erythrorhizos      "redroot flatsedge" same section
05582 Leptochloa fusca  ssp. fascicularis   "bearded sprangletop" same section
05530 Malvella leprosa      "alkali mallow" same section
05525 Panicum capillare      "witchgrass" same section
05528 Polygonum lapathifolium      "curlytop knotweed" same section
05527 Puccinellia distans      "weeping alkaligrass" same section
05569 Sesuvium verrucosum      "western sea purslane" same section
05526 Thinopyrum ponticum      "tall wheatgrass" same section
05529 Xanthium strumarium  var. canadense   "Canada cocklebur" same section

Locale


Nearby locations from the USGS Geographic Name Information System (GNIS) database:

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
Lincoln Point (Cape) Utah County, UT 2601 ft. S 4524  Lincoln Point 
Benjamin Slough (Stream) Utah County, UT 0.9 mi. S   West Mountain 
Rock Island Waterfowl Management Area (Park) Utah County, UT 1.7 mi. N 4492  Lincoln Point 
Bird Island (Island) Utah County, UT 1.7 mi. N 4492  Lincoln Point 
Spanish Fork (Stream) Utah County, UT 3.4 mi. E   Thistle 
West Mountain (Summit) Utah County, UT 4.4 mi. S 6765  West Mountain 
Long Canyon (Valley) Utah County, UT 4.5 mi. S   West Mountain 
Dry Hollow (Valley) Utah County, UT 4.6 mi. S   West Mountain 
Long Ridge (Ridge) Utah County, UT 5 mi. S 5492  West Mountain 
Beer Creek (Stream) Utah County, UT 4.9 mi. S   Spanish Fork 
Spring Creek (Stream) Utah County, UT 4.9 mi. S   Spanish Fork 
South Ditch (Canal) Utah County, UT 4.6 mi. SE 4524  Spanish Fork 
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 4.4 mi. SE 4518  Spanish Fork 
Lake Shore (Populated Place) Utah County, UT 4.5 mi. SE 4521  Spanish Fork 
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 5.4 mi. SE 4534  Spanish Fork 
Central School (School) Utah County, UT 5.4 mi. SE 4534  Spanish Fork 
Benjamin (Populated Place) Utah County, UT 5.4 mi. SE 4534  Spanish Fork 
Miners Canyon (Valley) Utah County, UT 5.3 mi. NW   Soldiers Pass 
Big Cove (Valley) Utah County, UT 6 mi. NW   Soldiers Pass 
Benjamin Cemetery (Cemetery) Utah County, UT 6.5 mi. SE 4534  Spanish Fork 

Links

Taxon Links for species Polygonum lapathifolium  L.

CalPhotos, Berkeley Digital Library Project

CNPS Manual of California Vegetation Database

USDA Plants database
University of Washington Herbarium: Plants of Washington (images)

Texas A&M University: Image Library (images)

Lady Bird Johnson's Wildflower Center

Google Images

External link to this species in the UVU Herbarium:
http://herbarium.UVU.edu/virtual/search.asp?taxon=Polygonum+lapathifolium

Zooming out might reveal more collections in other states.

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