Swaziland's Flora Database:
Eulophia horsfallii (Bateman) Summerh.
(name current 2016)
Growth form: Herb
Also occurs outside southern Africa
Swaziland abundance: rare
Swaziland distribution: one locality
South Africa, widespread in tropical Africa.
Description (Compton's Flora of Swaziland*):
Eulophia horsfallii - Tall, robust, sometimes exceeding 2 m high. Leaves often over I m long x up to 9 cm wide, with loose sheathing base and narrow stalk, strongly ribbed. Inflorescence axis with loose sheathing bracts shorter than intemodes and up to c 30 somewhat loosely set flowers. Perianth segments spreading. Sepals dull brownish; petals flesh pink; lip maroon, veined with translucent wavy ridges. Sepals c 23 mm long, narrowed at base, pointed at tip; lateral petals about same length but up to 15 mm wide, blunt; lip three-lobed, c 3 cm long; spur c 4 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.