Notes on the Strumariinae (Amaryllidaceae-Amaryllideae). Six new taxa in Strumaria and Hessea from the central and northwestern Cape, South Africa, and southern Namibia

摘要

Newly described are four species and a subspecies of Strumaria and one species of Hessea. S.? aestivalis? Snijman from the Langberg and? S. perryae Snijman from the Bokkeveld escarpment are rare species closely allied to S. pubescens W.F. Barker.? S. discifera Marloth ex Snijman is widespread on the Bokkeveld and Roggeveld escarpments but S. discifera subsp. bulbifera Snijman which comprises several clonal populations, is narrowly restricted to the dolerite ridges near Nieuwoudtville. S.? villosa Snijman, a rare species, is localised on quartz hills near Kosies in the Richtersveld.? H. speciosa Snijman occurs in red sand and friable loam from southern Namibia to the central Cape.