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Silphium connatum Linnaeus. Common name: Virginia Cup-plant. Phenology: Jun-Aug. Habitat: Floodplain forests and openings. Distribution: VA and WV south to nw. NC and ne. TN.

Origin/Endemic status: Endemic

Synonymy ⓘ: = F, RAB, WV, Perry (1937); = Silphium perfoliatum L. ssp. connatum (L.) Cruden — Cruden (1962); = Silphium perfoliatum L. var. connatum (L.) Cronquist — C, FNA21, K4, SE1, Va; < Silphium perfoliatum L. — G, W. Basionym: Silphium connatum L. 1771

Links to other floras: = Silphium perfoliatum var. connatum - FNA21

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Wetland Indicator Status:

  • Eastern Mountains and Piedmont: FAC (taxonomic split from wetland indicator species)
  • Great Plains: FAC (taxonomic split from wetland indicator species)
  • Midwest: FACW (taxonomic split from wetland indicator species)
  • Northcentral & Northeast: FACW (taxonomic split from wetland indicator species)

Heliophily ⓘ: 7

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image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Scott Ward, some rights reserved (CC BY), uploaded by Scott Ward source CC-BY | Original Image ⭷
image of plant© Scott Ward, some rights reserved (CC BY), uploaded by Scott Ward source CC-BY | Original Image ⭷
image of plant© Scott Ward, some rights reserved (CC BY), uploaded by Scott Ward source CC-BY | Original Image ⭷
image of plant© Scott Ward, some rights reserved (CC BY), uploaded by Scott Ward source CC-BY | Original Image ⭷

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Horticultural Information

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