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Polygonaceae
Polygonum

not marked as a favorite taxon Polygonum aviculare Linnaeus ssp. buxiforme (Small) Costea & Tardif. Common name: Small's Knotweed. Phenology: Jun-Oct. Habitat: Bottomlands, swamps, marshes, also disturbed areas, roadsides. Distribution: NL (Newfoundland), NL (Labrador), NU, and NT, variously reported south to SC, AL, MS, LA, TX, and CA.

Glossary (beta!)

Origin/Endemic status: Native

Synonymy ⓘ: = Ar, Can, FNA5, K4, Mo3, Costea & Tardif (2003a); = Polygonum buxiforme Small — C, GrPl, Il, Mi, NE, NY, S, Tx, Mitchell & Dean (1978); < Polygonum aviculare L. — G, Pa, RAB, Tn; =? Polygonum aviculare L. var. littorale (Link) Mert. — F, misapplied; ? Polygonum littorale Link — S13, misapplied. Basionym: Polygonum buxiforme Small 1906

Links to other floras: = Polygonum aviculare ssp. buxiforme - FNA5

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: FAC (taxonomic split from wetland indicator species)
  • Eastern Mountains and Piedmont: FACU (taxonomic split from wetland indicator species)
  • Great Plains: FACU (taxonomic split from wetland indicator species)
  • Midwest: FAC (taxonomic split from wetland indicator species)
  • Northcentral & Northeast: FACU (taxonomic split from wetland indicator species)

Heliophily ⓘ: 7

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image #1 of Polygonum aviculare ssp. buxiforme© Erik Danielson source | Original Image ⭷
image #2 of Polygonum aviculare ssp. buxiforme© Erik Danielson source | Original Image ⭷
image #3 of Polygonum aviculare ssp. buxiforme© Erik Danielson source | Original Image ⭷
image #4 of Polygonum aviculare ssp. buxiforme© Erik Danielson source | Original Image ⭷

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Horticultural Information

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