bulrush

(Americas) Sedges in the genera Bolboschoenus or Schoenoplectus (formerly considered Scirpus), having clusters of spikelets.

(UK) Cattails or reedmace, in the genus Typha

(biblical) A plant referred to in the story of Moses as growing along the banks of the Nile, which is believed to be the papyrus (Cyperus papyrus).