Dig deeper at SERNEC, a consortium of southeastern herbaria.
Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Commelinids: Poales
Manual of the Grasses of the US (Hitchcock & Chase, 1950)
Manual of the Southeastern Flora (Small, 1933)
Florida Toothache Grass, Florida orangegrass
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Richard and Teresa Ware rtw_ctenium_floridanum_2
Spikelets pectinately arranged on one side of a continuous rachis, per Manual of the Grasses of the United States.