Disa bifida (Thunb.) Sw., Kongl. Vetensk. Acad. Nya Handl. 21: 212 (1800).
Homotypic Synonyms:
Satyrium bifidum Thunb., Prodr. Pl. Cap.: 5 (1794).
Schizodium bifidum (Thunb.) Rchb.f., Flora 66: 460 (1883).
Heterotypic Synonyms:
Schizodium rigidum Lindl., Gen. Sp. Orchid. Pl.: 360 (1838).
Description:
An erect slender very glabrous herb, 8-28 cm. high ; leaves radical 3-5, spreading lanceolate spathulate acute, 0,8-1,5 cm. long; scape strongly flexuous rigid polished, furnished with 3-4 distant erect acute leaf-like sheaths; bracts cucullate, a little shorter than the pedicels; lateral sepals porrect oblong acute, 0,7- l,2 cm. long; odd sepal erect oblong subacute concave, 0,5-0,9 cm. long, produced at the back into a straight spreading, or more rarely towards the apex, ascending spur, cylindrical, inflated at the apex and sometimes obscurely bilobulate, 0,4-0,6 cm. long; petals erect ligulate, unequally bidentate at the apex, widened at the base in front and fimbriate on the margin, 0,3-0,4 cm. long; lip subpanduriform, hypochilium ascending concave, mesochilium ovate, ending in the beaked involute abruptly deflexed epichilium.
Habitat:
In plains in deep sand at elevations of sea level to 1000 meters.
Distribution:
SW. & S. Cape Prov.
References:
Wild Orchids of Southern Africa Stewart, Linder, Schelpe & Hall 1982; Orchids of Southern Africa Linder & Kurzweil 1999
Images:
Click on each image to see a larger version.