Persicaria longiseta: taxon details and analytics
- Domain
- Kingdom
- Plantae
- Phylum
- Tracheophyta
- Class
- Magnoliopsida
- Order
- Caryophyllales
- Family
- Polygonaceae
- Genus
- Persicaria
- Species
- Persicaria longiseta
- Scientific Name
- Persicaria longiseta
Summary description from Wikipedia:
Persicaria longiseta
Persicaria longiseta is a species of flowering plant in the knotweed family known by the common names Oriental lady's thumb, bristly lady's thumb, Asiatic smartweed, long-bristled smartweed, low smartweed, Asiatic waterpepper, bristled knotweed, bunchy knotweed, and tufted knotweed. It is native to Asia (China, India, Russia, Japan, Malaysia, etc.), and it is present in North America and Europe as an introduced species and often a weed.
Persicaria longiseta is an annual herb with stems 30 to 80 centimeters (12–32 inches) long, sometimes reaching one meter (40 inches). The hairless, branching stems may root at lower nodes that come in contact with the substrate. The leaves are lance-shaped and up to 8 centimeters (3.2 inches) long by 3 cm (1.2 inches) wide. They have bristly ochrea. The inflorescence is an elongate cluster up to 8 centimeters (3.2 inches) long and contains many pink flowers. The fruit is a small, smooth achene.
In its native region this plant is a common weed of rice paddies. It was introduced to North America near Philadelphia around 1910 and probably spread via the railroads. It is present in much of the eastern United States and much of Canada. It grows in moist habitat types such as wetlands, as well as dry and upland habitat. It can be found in meadows, marshes, mudflats, riverbanks, floodplains, levees, and lowland and upland forests. It is invasive in some areas.
...Persicaria longiseta in languages:
- Chinese
- 睫穗蓼
- Chinese
- 長鬃蓼
- English
- low smartweed
- English
- Oriental lady's thumb
- English
- bristly lady's thumb
- English
- Asiatic smartweed
- English
- long-bristled smartweed
- English
- Asiatic waterpepper
- English
- bristled knotweed
- English
- bunchy knotweed
- English
- tufted knotweed
- Japanese
- イヌタデ
- Korean
- 개여뀌
- Russian
- Горец длиннощетинковый
Images from inaturalist.org observations:
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Parent Taxon
Sibling Taxa
- Persicaria acuminata
- Persicaria amphibia
- Persicaria angustifolia
- Persicaria arifolia
- Persicaria assamica
- Persicaria attenuata
- Persicaria barbata
- Persicaria biconvexa
- Persicaria bicornis
- Persicaria borneensis
- Persicaria breviochreata
- Persicaria bungeana
- Persicaria caespitosa
- Persicaria capitata
- Persicaria careyi
- Persicaria cespitosa
- Persicaria cespitosum
- Persicaria chinensis
- Persicaria criopolitana
- Persicaria debilis
- Persicaria decipiens
- Persicaria dichotoma
- Persicaria dissitiflora
- Persicaria elatior
- Persicaria erecto-minor
- Persicaria erectominor
- Persicaria extremiorientalis
- Persicaria ferruginea
- Persicaria filiformis
- Persicaria foliosa
- Persicaria galapagensis
- Persicaria glabra
- Persicaria glacialis
- Persicaria hastatosagittata
- Persicaria hirsuta
- Persicaria hispida
- Persicaria humilis
- Persicaria hydropiper
- Persicaria hydropiperoides
- Persicaria hystricula
- Persicaria japonica
- Persicaria jucunda
- Persicaria kawagoeana
- Persicaria lanigera
- Persicaria lapathifolia
- Persicaria limbata
- Persicaria limicola
- Persicaria longiseta
- Persicaria maackiana
- Persicaria maculosa
- Persicaria madagascariensis
- Persicaria meisneriana
- Persicaria microcephala
- Persicaria minor
- Persicaria mitis
- Persicaria muricata
- Persicaria nakaii
- Persicaria neofiliformis
- Persicaria nepalensis
- Persicaria obtusifolia
- Persicaria odorata
- Persicaria orientalis
- Persicaria paradoxa
- Persicaria pensylvanica
- Persicaria perfoliata
- Persicaria pilosa
- Persicaria pilushanensis
- Persicaria pinetora
- Persicaria pinetorum
- Persicaria poiretii
- Persicaria posumbu
- Persicaria praetermissa
- Persicaria prostrata
- Persicaria pubescens
- Persicaria pulchra
- Persicaria punctata
- Persicaria puritanorum
- Persicaria robustior
- Persicaria rotunda
- Persicaria runcinata
- Persicaria sagittata
- Persicaria segetum
- Persicaria senegalensis
- Persicaria senticosa
- Persicaria setacea
- Persicaria setosula
- Persicaria sinica
- Persicaria sinuata
- Persicaria stelligera
- Persicaria strigosa
- Persicaria subsessilis
- Persicaria sylvestris
- Persicaria taitoinsularis
- Persicaria taquetii
- Persicaria thunbergii
- Persicaria tinctoria
- Persicaria tomentosa
- Persicaria trigonocarpa
- Persicaria virginiana
- Persicaria viscofera
- Persicaria viscosa
- Persicaria wellensii
- Persicaria wugongshanensis
Top Observation Places
- Fort Wayne
- Lee's Summit
- Concord
- Lorain
- Evansville
- Lawrence
- Montréal
- Notre-Dame-de-Grâce
- Davenport
- Olathe
- Columbia
- Terre Haute
- Johnson City
- Ann Arbor
- Roanoke
- New South Memphis
- Memphis
- Clarksville
- North La Crosse
- Erie
- Jonesboro
- Champaign
- Tulsa
- Broken Arrow
- Baton Rouge
- Toronto
- Newport News
- Iowa City
- Greenville
- Kansas City
- Kansas City
- Columbia
- Lexington-Fayette
- Lexington
- Albany
- West Albany
- Knoxville
- Hartford
- West Hartford
- East Hartford
- Chattanooga
- East Chattanooga
- Bloomington
- Tokyo
- Nakano
- Fuchū
- Chōfu
- Nishi-Tokyo-shi
- Hino
- Kamirenjaku































































































































































