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Trichachne insularis (Linnaeus) Nees. Common name: Sourgrass. Phenology: Jul-Sep (-Jun). Habitat: Hammocks, rocklands, scrubs, roadsides, disturbed areas. Distribution: FL, AL, and MS west to TX; West Indies; Mexico, Central America, South America.

Origin/Endemic status: Native

Synonymy : = Bah, HC, Il, K4, S13; = Digitaria insularis (L.) Mez ex Ekman – ETx1, FlGr, FNA25, K1, K3, Mex, SFla, WH3; = n/a – C; = Valota insularis (L.) Chase – S; ? Trichachne nutans – Tx

Links to other floras: = Digitaria insularis - FNA25

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: FAC (name change)
  • Eastern Mountains and Piedmont: FAC (name change)
  • Great Plains: FAC (name change)
  • Midwest: FACU (name change)

Heliophily : 7

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Horticultural Information

No horticultural data found for this taxon.