Hesperoxiphion is a genus of flowering plants in the family Iridaceae, first described as a genus in 1877. It is native to northwestern South America.Kew World Checklist of Selected Plant Families The genus name is derived from the Greek words hesperos, meaning "western", and xiphos, meaning "sword".Goldblatt, P. & Manning, J.C. (2008). The Iris family: natural history and classification: 1-290. Timber Press, Portland, Oregon.Ravenna, P. (2009). A survey in the genus Cypella and its allies (Iridaceae). Onira; Botanical Leaflets 12: 1-11.
Species Hesperoxiphion herrerae (Diels ex R.C.Foster) Ravenna - Cajamarca region in Peru Hesperoxiphion huilense Ravenna - Colombia Hesperoxiphion niveum (Ravenna) Ravenna - Cajamarca region in Peru Hesperoxiphion pardalis (Ravenna) Ravenna - Apurímac region in Peru Hesperoxiphion peruvianum (Baker) Baker - Bolivia, Peru
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