Persicaria sagittata
American Tear Thumb, American Tearthumb
Other regional names: Arrow Leaf Smartweed +6 more
- Arrow Leaf Smartweed
- Arrow Leaved Knotweed
- Arrow Leaved Smartweed
- Arrow Leaved Tearthumb
- Arrow Vine
- Arrowleaf Tearthumb
- Arrowvine
Also known as: ? viridialba Honda +17 more
- ? viridialba Honda
- Helxine sagittatum (L.) Raf.
- Persicaria aestiva (Makino) Ohki
- Persicaria anguillana (Koidz.) Honda
- Persicaria belophylla (Litv. ex Grigorj.) Kitag.
- Persicaria sagittata f. aestiva (Makino) H.Hara
- Persicaria sagittata f. paludosa (Kom.) H.Hara
- Persicaria sagittata f. pilosa (H.Hara) H.Hara
- Persicaria sagittata f. sericea (Nakai) H.Hara
- Persicaria sagittata f. tomentosa (H.Hara) H.Hara
- Persicaria sagittata f. viridialba (Honda) H.Hara
- Persicaria sagittata var. sericea (Nakai) Nakai
- Persicaria sagittata var. sibirica (Meisn.) Miyabe
- Persicaria sagittata var. sieboldii (Meisn.) Nakai
- Persicaria sieboldii (Meisn.) Ohki
- Persicaria sieboldii f. espinulosa Seriz.
- Persicaria sieboldii f. laevicaulis Seriz.
- Persicaria sieboldii f. pilosa H.Hara
Botanical Data
- Taxonomic Rank: Species
- Botanical Family: Polygonaceae
- WCVP Morphological Data: Recorded natively as a annual.
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Persicaria sagittata (commonly known as American Tear-Thumb) is an annual within the Polygonaceae family. It is found natively in Temperate Asia, Tropical Asia, North America, and South America. Within its native range, this species is most commonly linked to temperate conditions.
Macro Climate
Temperate
Plant Type
Annual
Native Range
Continents (WGSRPD)
ASIA-TEMPERATE, ASIA-TROPICAL, NORTHERN AMERICA, SOUTHERN AMERICA
Regions (WGSRPD)
Caribbean, China, Eastern Asia, Eastern Canada, Indian Subcontinent, Mongolia, North-Central U.S.A., Northeastern U.S.A., Northwestern U.S.A., Russian Far East, Siberia, South-Central U.S.A., Southeastern U.S.A., Western Canada
Botanical Countries (WGSRPD L3)
Alabama, Altay, Amur, Arkansas, Assam, Buryatiya, China North-Central, China South-Central, China Southeast, Chita, Colorado, Connecticut, Delaware, District of Columbia, Dominican Republic, East Himalaya, Florida, Georgia, Illinois, Indiana, Inner Mongolia, Iowa, Irkutsk, Japan, Kansas, Kentucky, Khabarovsk, Korea, Krasnoyarsk, Kuril Is., Louisiana, Maine, Manchuria, Manitoba, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Mongolia, Nebraska, Nepal, New Brunswick, New Hampshire, New Jersey, New York, Newfoundland, North Carolina, North Dakota, Nova Scotia, Ohio, Oklahoma, Ontario, Pennsylvania, Primorye, Prince Edward I., Québec, Rhode I., Sakhalin, South Carolina, South Dakota, Taiwan, Tennessee, Texas, Vermont, Virginia, West Himalaya, West Siberia, West Virginia, Wisconsin
Introduced Range
An “Introduced” distribution indicates that the plant is recorded outside its native range in that region as a result of deliberate or accidental human introduction. Introduced records may include casual, naturalized or invasive populations, but do not include plants that are only cultivated or planted without self-sustaining populations.
Botanical Countries (Non-Native)
Ireland, Venezuela