Scirpus pungens var. longispicatus (Britton) Cronquist
Scirpus pungens var. longispicatus (Britton) Cronquist is a synonym sensu TROPICOS of:
Schoenoplectus pungens var. longispicatus (Britton) S.G. Smith, an accepted variety name sensu FNA Ed. Comm., 2002a.