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Asclepias incarnata Linnaeus ssp. incarnata. Common name: Western Swamp Milkweed. Phenology: Jul-Sep; Aug-Oct. Habitat: Swamps, marshes, especially over calcareous substrates, such as limestone or calcareous shale. Distribution: ME and s. QC west to MB, south to VA, s. TN (Chester, Wofford, & Kral 1997), AR, TX, and CO; disjunct in TX, NM, and UT.

Origin/Endemic status: Native

Synonymy ⓘ: = Ar, Can, FNA14, K4, Mo2, NcTx, NY, Pa, RAB, Tn, W, Woodson (1954); = Asclepias incarnata L. — S; = Asclepias incarnata L. var. incarnata — C, F, G, GW2, NE, Tat, Tx, Va; < Asclepias incarnata L. — Fl5, GrPl, Il, Mi, Ok, WH3. Basionym: Asclepias incarnata L. 1753

Links to other floras: = Asclepias incarnata ssp. incarnata - FNA14

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: OBL (name change)
  • Eastern Mountains and Piedmont: OBL (name change)
  • Great Plains: FACW (name change)
  • Midwest: OBL (name change)
  • Northcentral & Northeast: OBL (name change)

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image of plant© Jacob Dakar | Original Image ⭷
image of plant© Alan M. Cressler | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Joey Shaw source | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷

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Horticultural Information

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