Polygonum achoreum
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Caryophyllales
Family: Polygonaceae
Genus: Polygonum
Species:
P. achoreum
Binomial name
Polygonum achoreum
S.F. Blake 1917
Synonyms[1]
  • Polygonum erectum subsp. achoreum (S.F. Blake) Á. Löve & D. Löve

Polygonum achoreum, common names Blake's knotweed,[2] leathery knotweed[3] or striate knotweed,[4] is a North American species of plants in the buckwheat family. It is widespread across much of Canada and the northern United States.[5]

Polygonum achoreum is an herb up to 70 cm (28 in) tall with yellow-green flowers in flat-topped clusters.[2][6]

References

  1. ↑ The Plant List, Polygonum achoreum S.F. Blake
  2. 1 2 Flora of North America, Polygonum achoreum S. F. Blake, 1917.
  3. ↑ USDA, NRCS (n.d.). "Polygonum achoreum". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 12 October 2015.
  4. ↑ Brako, L., A.Y. Rossman & D.F. Farr. 1995. Scientific and Common Names of 7,000 Vascular Plants in the United States 1–294.
  5. ↑ Biota of North America Program 2014 state-level distribution map
  6. ↑ Blake, Sydney Fay. 1917. Rhodora 19(226): 232–234 descriptions in English and Latin, commentary in English


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