Haworthia attenuata var. glabrata, (Salm-Dyck)

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 : 12

6b. var. glabrata (Salm-Dyck) Rowley (2015: 2)

Bas.:— Aloe glabrata Salm-Dyck (1834: 325) ≡ Haworthia glabrata (Salm-Dyck) Baker (1880: 206) ≡ Haworthia attenuata var. glabrata (Salm-Dyck) M.B.Bayer in Bayer & Manning (2012: 37) [“ Haworthiopsis attenuata var. glabrata (Salm-Dyck) Rowley” (2013a: 4) nom. inval. (Art. 35.1, McNeill et al., 2012)]. Type (neotype designated by Smith & Greyling 1990: 332):—(icon) in Salm-Dyck (1840: Aloe t.7).

= Aloe glabrata var. concolor Salm-Dyck (1849: Aloe t.2) ≡ Haworthia glabrata var. concolor (Salm-Dyck) Baker (1880: 206)

= Aloe glabrata var. perviridis Salm-Dyck (1849: Aloe t.1) ≡ Haworthia glabrata var. perviridis (Salm-Dyck) Baker (1880: 206)

Distribution: —Although it has been known in cultivation for a very long time, it was never known from any wild populations until Bayer (1999) linked this taxon to the interesting material collected by Peter Bruyns from the Bashee River, Eastern Cape, South Africa.