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Polygonum cespitosum Blume, nom. inq.
ORIENTAL LADYS THUMB
Longbristle smartweed; Persicaria longiseta; Polygonum caespitosum; Polygonum posumbu

Life   Plantae   Dicotyledoneae   Polygonaceae   Polygonum

Polygonum cespitosum, Cespitose Bristled Smartweed
© Copyright Sheryl Pollock 2011 · 5
Polygonum cespitosum, Cespitose Bristled Smartweed

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Polygonum cespitosum
© Copyright Bobby Hattaway 2011 · 5
Polygonum cespitosum
Polygonum cespitosum
© Copyright Bobby Hattaway 2011 · 5
Polygonum cespitosum

Polygonum cespitosum
© Copyright Bobby Hattaway 2011 · 5
Polygonum cespitosum
Polygonum cespitosum
© Copyright Bobby Hattaway 2011 · 5
Polygonum cespitosum

Polygonum cespitosum
© Copyright Bobby Hattaway 2011 · 5
Polygonum cespitosum
Polygonum cespitosum
© Copyright Bobby Hattaway 2011 · 5
Polygonum cespitosum

Polygonum cespitosum
© Copyright Bobby Hattaway 2011 · 5
Polygonum cespitosum
Polygonum cespitosum
© Copyright Bobby Hattaway 2011 · 5
Polygonum cespitosum

Polygonum cespitosum
© Copyright Bobby Hattaway 2011 · 5
Polygonum cespitosum
Polygonum cespitosum
© Copyright Bobby Hattaway 2011 · 5
Polygonum cespitosum

Polygonum cespitosum
© Copyright Bobby Hattaway 2011 · 5
Polygonum cespitosum
Polygonum cespitosum
© Copyright Bobby Hattaway 2011 · 5
Polygonum cespitosum

Polygonum cespitosum
© Copyright Bobby Hattaway 2011 · 5
Polygonum cespitosum
Polygonum cespitosum
© Copyright Bobby Hattaway 2011 · 5
Polygonum cespitosum

Associates · map
FamilyScientific name @ source (records)
_  Crabronidae @ PN- (1)

Ichneumonidae @ PN- (1)

Miridae @ PN- (1)

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Following modified from Flora of Taiwan, National Taiwan University
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Following modified from Delaware Wildflowers
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Delaware Wildflowers  •  Scientific names

Persicaria longiseta (de Bruijn) Kitagawa ( Polygonum cespitosum ) Longbristle Smartweed
Polygonaceae — Smartweed family
Invasive non-native
Persicaria longiseta
Carousel Farm Park
November 2002 Persicaria longiseta
White Clay Creek State Park -- Creek Road
September 2010

Guide to Persicaria of Delaware

Search Google Delaware USDA

Photos copyright David G. Smith

Delaware Wildflowers main page

Following modified from Plants Database, United States Department of Agriculture
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http://plants.usda.gov/java/profile?symbol=POCE4 ---> https://plants.usda.gov/java/profile?symbol=POCE4
https://plants.usda.gov/java/profile?symbol=POCE4 ---> http://plants.usda.gov/core/profile?symbol=POCE4
http://plants.usda.gov/core/profile?symbol=POCE4 ---> https://plants.usda.gov/core/profile?symbol=POCE4
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Polygonum cespitosum Blume, nom. inq.
Oriental lady's thumb

Image of Polygonum cespitosum

General Information
Symbol: POCE4
Group: Dicot
Family: Polygonaceae
Duration: Annual
Growth Habit : Forb/herb
Native Status : CAN   I
L48   I
Data Source and Documentation
About our new maps
Plants-NRCS Logos
green round image for nativity Native blue round image for introduced Introduced ocre round image for introduced and nativity Both white round image for no status Absent/Unreported
image for native, but no county data Native, No County Data image for introduced, but no county data Introduced, No County Data both introduced and native, but no county data Both, No County Data
Native Status:
lower 48 status L48    Alaska status AK    Hawaii status HI    Puerto Rico status PR    Virgin Islands status VI    Navassa Island NAV    Canada status CAN    Greenland status GL    Saint Pierre and Michelon status SPM    North America NA   

Images

click on a thumbnail to view an image, or see all the Polygonum thumbnails at the Plants Gallery

Robert H. Mohlenbrock. USDA SCS. 1989. Midwest wetland flora: Field office illustrated guide to plant species . Midwest National Technical Center, Lincoln. Provided by USDA NRCS Wetland Science Institute (WSI). Usage Requirements .

USDA NRCS. Wetland flora: Field office illustrated guide to plant species. USDA Natural Resources Conservation Service. Provided by NRCS National Wetland Team . Usage Requirements .

slideshow

Synonyms

Symbol Scientific Name Other Common Names
PEPO2 Persicaria posumbu (Buch.-Ham. ex D. Don) H. Gross Oriental Lady's-Thumb
POCA49 Polygonum caespitosum Blume, orth. var.

Classification

Click on a scientific name below to expand it in the PLANTS Classification Report.
Rank Scientific Name and Common Name
Kingdom Plantae – Plants
Subkingdom Tracheobionta – Vascular plants
Superdivision Spermatophyta – Seed plants
Division Magnoliophyta – Flowering plants
Class Magnoliopsida – Dicotyledons
Subclass Caryophyllidae
Order Polygonales
Family Polygonaceae – Buckwheat family
Genus Polygonum L. – knotweed
Species Polygonum cespitosum Blume, nom. inq. – Oriental lady's thumb

Subordinate Taxa

The Plants Database includes the following 2 subspecies of Polygonum cespitosum . Click below on a thumbnail map or name for subspecies profiles. Plant is native (blue) Native Plant is introduced Introduced Plant is introduced Native and Introduced Related taxa legend Distribution of <i>
Polygonum cespitosum</i>
Blume var. <i>
cespitosum </i>
Polygonum cespitosum var. cespitosum
Oriental lady's thumb Distribution of <i>
Polygonum cespitosum</i>
Blume var. <i>
longisetum</i>
(Bruijn) A.N. Steward
Polygonum cespitosum var. longisetum
Oriental lady's thumb

Legal Status

Noxious Weed Information
This plant is listed by the U.S. federal government or a state. Common names are from state and federal lists. Click on a place name to get a complete noxious weed list for that location, or click here for a composite list of all Federal and State Noxious Weeds .
Connecticut Polygonum caespitosum bristled knotweed Potentially invasive, banned

Wetland Status

Interpreting Wetland Status

Synonyms

PEPO2   Persicaria posumbu (Buch.-Ham. ex D. Don) H. Gross

North America
Atlantic and Gulf Coastal Plain FACU
Eastern Mountains and Piedmont FACU
Northcentral & Northeast FACU

Related Links

More Accounts and Images
Integrated Taxonomic Information System (POCA49)
Integrated Taxonomic Information System (POCE4)
Related Websites
Invasive Plant Atlas of New England (POCA49)

Wildlife

Food

Source Large Mammals Small Mammals Water Birds Terrestrial Birds

Cover

Source Large Mammals Small Mammals Water Birds Terrestrial Birds

Description of Values

Value Class Food Cover


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