GM 75/15. Cormous plant 75-80cm high. Corm not collected. Leaves five, basal largest, to 2.5cm wide. Flowers distichous with about six on each side. Perianth curving forwards, about 10cm long to apex of dorsal segment, white with exterior pink flush outside, especially on tube; three lower segments with creamy ovate or lanceolate central area surrounded by a rosy-crimson band, this colour also present at base of expanded part of tube. Perianth tube 4.5-5cm long. Perianth limb somewhat irregular; dorsal segment about 5x3cm, more or less straight with apical area more or less curving back; lateral segments widespreading similar but narrower (about 2cm wide); often with a small rosy-crimson mark; lower three segments directed forwards and downwards, about 4-4.5 x 1.3-6cm. Anthers much less than filaments, white (description gives mauve). Style branches greater than stamens.