Taxonomic changes in C Cyperus (Cypereae, Cyperoideae, Cyperaceae): combining the sedge genera Ascolepis, Kyllinga and Pycreus into Cyperus s. l. Author Don, Bel Lar Ri Author Ers, Enne Th Ba Ut Author Reynde, Ma Rc text Phytotaxa 2014 2014-04-17 166 1 33 48 http://dx.doi.org/10.11646/phytotaxa.166.1.2 journal article 10.11646/phytotaxa.166.1.2 1179-3163 5138181 Cyperus rukwanus Huygh , nom. nov. Basionym : Kyllinga alba-purpurea Lye, Nordic J. Bot. 1: 743 ( Lye 1981 publ. 1982) Cyperus alba-purpureus (Lye) Lye ( Haines & Lye 1983 , App. 3: 2) non Cyperus albopurpureus Chermezon (1920: 344) . Type :— UNITED REPUBLIC OF TANZANIA . Rukwa : Nsangu Forest area , 2000 m , 2 January 1962 , Robinson 4863 ( holotype K000416318!, isotype SRGH0106170-0!). Description:Lye (1981 publ. 1982: 743).