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Sporobolus heterolepis (A. Gray) A. Gray. Prairie Dropseed. Phen: Aug-Sep. Hab: Barrens, glades, and prairies over mafic, ultramafic, and calcareous rocks (olivine, serpentine, limestone). Dist: The primary distribution of S. heterolepis is in the Plains, with outliers east to nw. GA (Jones & Coile 1988), c. TN (Estes & Beck 2005), w. NC, w. VA, se. PA, ne. United States, and adjacent Canada.

ID notes:The plant has an odor of movie theater buttered popcorn.

Origin/Endemic status: Native

Synonymy: = Ar, C, F, FNA25, G, HC, Il, K1, K3, K4, Mi, Mo1, NE, NY, Pa, RAB, S13, Tn, Va, W, Weakley & Peterson (1998)

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: UPL
  • Eastern Mountains and Piedmont: UPL
  • Great Plains: UPL
  • Midwest: FACU
  • Northcentral & Northeast: FACU

Heliophily: 9

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image of plant© Alan Weakley source | Original Image ⭷
image of plant© Paul Marcum source | Original Image ⭷
image of plant© Paul Marcum source | Original Image ⭷


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