Swaziland's Flora Database:
Orthochilus welwitschii Rchb.f.
(name current 2016)
Growth form: Herb
Southern African Endemic
Swaziland distribution: highveld only
South Africa, Natal to Transvaal
Description (Compton's Flora of Swaziland*):
Eulophia welwitschii - Leaves rather stiffly erect, up to 50 cm long x 1,5 cm wide, with prominent veins. Inflorescence about same height with few long sheathing bracts not quite overlapping. Flowers rather densely clustered, half erect. Perianth segments all cream-coloured except lip which has maroon base and side lobes; sepals c 2,5 cm long x 1,2 cm wide; petals slightly smaller, all directed forwards; lip c 2,5 cm long, end lobe c 1,2 cm wide, blunt, side-lobes directed forwards; spur slender, c 5 mm long.
* Where species names have changed, these have been matched according to herbarium specimens quoted in this publication.
Stewart, J., H.P. Linder, E.A. Schelpe, A.V. Hall. 1982. Wild Orchids of Southern Africa. Macmillan South Africa, Johannesburg.