Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Slender-fruit Beaksedge at Vascular Plants of North Carolina.
Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Commelinids: Poales
Rhynchospora (Cyperaceae) of South Carolina and the Eastern United States (McMillan, 2007)
Manual of the Southeastern Flora (Small, 1933)