Haworthia viscosa var. nigra (Haw.) Halda, 1998

Gildenhuys, Sean D. & Klopper, Ronell R., 2016, A synoptic review and new infrageneric classification for the genus Haworthiopsis (Xanthorrhoeaceae: Asphodeloideae), Phytotaxa 265 (1), pp. 1-26 : 16

publication ID	https://doi.org/ 10.11646/phytotaxa.265.1.1
persistent identifier	https://treatment.plazi.org/id/030A8788-3D60-FFFE-FF4D-FBA68B3DF9B5
treatment provided by	Felipe
scientific name	Haworthia viscosa var. nigra
status

Treatment

14a. var. nigra View in CoL

= Haworthia schmidtiana Von Poellnitz (1929a: 23) View in CoL ≡ Haworthia nigra var. schmidtiana (Poelln.) Uitewaal (1948: 51) View in CoL

= Haworthia schmidtiana var. angustata Von Poellnitz (1937g: 169) View in CoL ≡ Haworthia nigra var. angustata (Poelln.) Uitewaal (1948: 51) View in CoL ≡ Haworthia nigra f. angustata (Poelln.) Pilbeam (1983: 101) View in CoL

= Haworthia schmidtiana var. suberecta Von Poellnitz (1937g: 169) View in CoL ≡ Haworthia nigra var. suberecta (Poelln.) Uitewaal (1948: 51) View in CoL

= Haworthia schmidtiana var. pusilla Von Poellnitz (1938b: 240) View in CoL ≡ Haworthia nigra var. pusilla (Poelln.) Uitewaal (1948: 51) View in CoL

= Haworthia ryneveldii Von Poellnitz (1939b: 271) View in CoL

Distribution: —The typical variety is found on the eastern end of the distribution range of the species where it is widespread in the interior parts of the Eastern Cape, South Africa. It is known as far east as the Tsomo River, and occurs in the Great Fish River catchment area and to the vicinity of Aberdeen in the west.