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Polygonaceae
Polygonum

not marked as a favorite taxon Polygonum glaucum Nuttall. Common name: Seabeach Knotweed, Seaside Knotweed. Phenology: May-Oct; Jun-Nov. Habitat: Ocean beaches, sound-side sandy shores, dune bases. Distribution: Along the coast, MA south to ne. FL; also in Panhandle FL and s. AL (perhaps not native on the Gulf Coast).

Glossary (beta!)

Origin/Endemic status: Native

Synonymy ⓘ: = C, F, Fl4, FNA5, K4, NE, NY, RAB, S, Tat, Va, WH3, Horton (1972), Mitchell & Dean (1978); = Polygonum maritimum L. — S13, misapplied. Basionym: Polygonum glaucum Nutt. 1818

Links to other floras: = Polygonum glaucum - FNA5

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: FACU
  • Northcentral & Northeast: FACU

Heliophily ⓘ: 9

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image #1 of Polygonum glaucum© Gary P. Fleming | Original Image ⭷
image #2 of Polygonum glaucum© Scott Ward | Original Image ⭷
image #3 of Polygonum glaucum© Scott Ward | Original Image ⭷
image #4 of Polygonum glaucum© Gary P. Fleming | Original Image ⭷
image #5 of Polygonum glaucum© Gary P. Fleming | Original Image ⭷
image #6 of Polygonum glaucum© Scott Ward | Original Image ⭷
image #7 of Polygonum glaucum© Scott Ward | Original Image ⭷

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Horticultural Information

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