Utah Valley University Herbarium
Polygonaceae  ¦  Polygonum  ¦  Polygonum lapathifolium  ¦  05682

Label

Accession No. 05682 
Family Polygonaceae 
Species Polygonum lapathifolium L.
Common name "curlytop knotweed"
Collector Information Donna M. Barnes  (1054)  10 August 2001 , with K.T. Harper
Geography United States,  Utah, Summit County
Lat./Long. 40°  52' 0.01" N, 111°  34 ' 0.01" W at 5776 feet (1760 m)
Township/Range T2N, R3E, Sec. 26 at 5776 feet (1760 m) 
Locality East Canyon Creek, just S of reservoir, RD 65 N of Park City. 
Ecology stream, on sandbar, stream margin. 
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.

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: 05682s1.jpg

Images of other samples of the same species:
specimen image: 05425s1.jpg 
05425
 specimen image: 05528s1.jpg 
05528
 specimen image: 05571s1.jpg 
05571
 specimen image: 10916s2.jpg 
10916

Nearby Accessions


Other accessions in the database collected near this one:

Accession Name Dist., dir.
05681 Artemisia biennis      "biennial wormwood" same section
05677 Bidens cernua      "nodding beggarticks" same section
05534 Chenopodium glaucum  var. salinum  same section
05535 Crypsis alopecuroides      "foxtail pricklegrass" same section
05674 Juncus alpinus     same section
05755 Potamogeton crispus      "curly pondweed" same section
05533 Rorippa tenerrima      "Modoc yellowcress" same section
05673 Rumex maritimus      "golden dock" same section
05756 Scirpus validus      "tule" same section
05680 Solidago velutina      "three-nerved goldenrod" same section
05532 Veronica anagallis-aquatica      "water speedwell" same section

Locale


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

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
Sheep Creek (Stream) Morgan County, UT 1 mi. S   Big Dutch Hollow 
Kurzy Hollow (Valley) Morgan County, UT 0.9 mi. W   Big Dutch Hollow 
Monument Creek (Stream) Morgan County, UT 1 mi. NW   Mountain Dell 
Rabbit Hollow (Valley) Morgan County, UT 1.1 mi. N   East Canyon Reservoir 
Dead Ox Canyon (Valley) Morgan County, UT 1.1 mi. NW   Porterville 
Macfarlane Ranch (Locale) Morgan County, UT 1.3 mi. SW 5889  Big Dutch Hollow 
Big Dutch Hollow (Valley) Morgan County, UT 1.4 mi. SW   Big Dutch Hollow 
Bauchmanns Pony Express Station Historical Marker (Park) Morgan County, UT 1.4 mi. SW 5791  Big Dutch Hollow 
Little Dutch Hollow (Valley) Morgan County, UT 1.4 mi. SW   Mountain Dell 
Camp Clayton Historical Marker (Park) Morgan County, UT 2 mi. SW 5945  Big Dutch Hollow 
Quaking Asp Creek (Stream) Morgan County, UT 2 mi. SW   Mountain Dell 
Cottonwood Canyon (Valley) Morgan County, UT 2.2 mi. N   East Canyon Reservoir 
Spring Hollow (Valley) Morgan County, UT 2 mi. N   Porterville 
Grants Grave (Locale) Morgan County, UT 2.3 mi. N 6142  East Canyon Reservoir 
Right Fork Taylor Hollow (Valley) Morgan County, UT 2.2 mi. NE   Wanship 
Left Fork Taylor Hollow (Valley) Morgan County, UT 2.2 mi. NE   East Canyon Reservoir 
Clark Spring (Spring) Morgan County, UT 2.1 mi. NE 6772  East Canyon Reservoir 
Taylor Hollow (Valley) Morgan County, UT 2.4 mi. N   East Canyon Reservoir 
Dry Pine Creek (Stream) Morgan County, UT 2.3 mi. N   Porterville 
East Canyon Campground (Locale) Morgan County, UT 2.5 mi. N 5801  East Canyon Reservoir 

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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