Thulin, M. (2006) Wellstedia in Flora of Somalia 3: 40-43
Plants small shrubs or perennial herbs, silvery pubescent throughout with appressed hairs. Leaves alternate, entire. Inflorescences axillary, cymes or of solitary flowers. Flowers sessile, small, radially symmetric; calyces deeply 4-lobed; corollas: tubes cylindrical; lobes small, spreading; stamens 4, inserted on the corolla tubes, more or less exserted; ovaries 2-celled, the septum thin, hyaline, each cell with 1 pendulous ovule or 1 cell sterile; styles terminal simple; stigmas 2-fid to subentire. Fruits flattened, persistent capsules, subobcordate, oblique, septicidal, 1- oe 2-seeded; seeds acute and pubescent on the lower portion, truncate and pitted distally, with a circle of long rigid hairs on the upper portion between the pubescent lower portion and upper pitted area.
Wellstedia is a genus of 6 species, 5 of which grow in the Horn of Africa, the 6th in southern Namibia and the northern Cape Province of South Africa.