Spirostylis Nees ex Mast. Dataset GBIF Backbone Taxonomy Rank GENUS Published in J. Linn. Soc., Bot. 10: 271 (1869) Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Restionaceae genus Willdenowia Name Homonyms Spirostylis Raf. Spirostylis C.Presl Spirostylis C.Presl ex Schult. & Schult.f. Spirostylis Nees ex Mast.