Rudbeckia graminifolia, the grassleaf coneflower, is a species of flowering plant. It grows in parts of the Florida Panhandle.[1][2][3] It produces tubular disc flowers, which go on to form seeds and ray flowers. The flowering plants have been spotted in wet roadside ditches.[4]

References

  1. ^ "Plants Profile for Rudbeckia graminifolia (grassleaf coneflower)". plants.usda.gov.
  2. ^ "Rudbeckia graminifolia - Species Details". Atlas of Florida Plants.
  3. ^ Perdue, Robert E. (1957). "SYNOPSIS OF RUDBECKIA SUBGENUS RUDBECKIA". Rhodora. 59 (708): 293–299 – via JSTOR.
  4. ^ Foster, Kathy (August 17, 2018). "Wildflower Alert: Grassleaf coneflower ..."