Geissorhiza is a genus with 103 species described to date of deciduous perennial flowering plants in the family Iridaceae first described as a genus in 1803. The entire genus is endemic to Cape Province of western South Africa. The genus name is derived from the Greek words geisson, meaning "tile", and rhizon, meaning "root". Here are some of them: Geissorhiza aspera Geissorhiza brehmii Geissorhiza confusa Geissorhiza corrugata Geissorhiza darlingensis Geissorhiza exscapa Geissorhiza eurystigma Geissorhiza geminata Geissorhiza hesperanthoides Geissorhiza heterostyla Geissorhiza imbricata Geissorhiza inaequalis Geissorhiza inflexa Geissorhiza leopoldtii Geissorhiza mathewsii Geissorhiza melanthera Geissorhiza monanthos Geissorhiza ornithogaloides Geissorhiza ovata Geissorhiza purpureolutea Geissorhiza radians Geissorhiza schinzii Geissorhiza splendidissima Geissorhiza tulbaghensis References Iridaceae genera Endemic flora of South Africa