Swaziland's Flora Database:
Cyperus dubius Rottb.
(name current 2016)
Growth form: Graminoid
Found within protected areas
Description (Compton's Flora of Swaziland*):
Mariscus dubius - Soft, densely tufted, usually less than 45 cm high, with somewhat swollen bases. Leaves numerous, narrow, wavy, dark green, usually as long as or longer than stem. Inflorescence occasionally branched at base, spherical or shortly oval, very variable in size, up to c 1,5 cm long and wide with c three unequal leaf-like bracts surrounding its base; spikelets white, papery, closely packed.
* Where species names have changed, these have been matched according to herbarium specimens quoted in this publication.