Holothrix incurva Lindl., Companion Bot. Mag. 2: 207 (1837).
Holothrix rupicola Schltr., Bot. Jahrb. Syst. 24: 419 (1897).
Plant about 5 in. high, with ovoid tubers; leaves not seen; scapes about 5 in. high, slender, pilose with long somewhat retrorse hairs; racemes about 1 1/2 in. long, lax, secund; bracts ovate, acuminate, ciliate with long hairs, 1 1/2 lin. long; pedicels rather shorter than the bracts; flowers very small; sepals ovate, subobtuse, over 1 lin. long, 1-nerved, with a few long apical hairs; petals narrowly linear, obtuse, nearly 1/4 in. long, somewhat broader at the base; lip shorter than the petals, 5-lobed to about the middle; lobes linear or filiform, obtuse; spur broadly conical, very obtuse, curved, about one-third as long as the limb; column broad, about half as long as the sepals.
Is found in damp crevices and ledges in cliffs at 1500 to 2900 meters in the summer rainfall Drakensberg Mountains in South Africa.
S. Africa (Drakensberg)
Flora Capensis, Vol 5, Part 3, page 3, (1913) Author: (By R. A. ROLFE.); Revision der Gattung Holothrix. (Fortsetzung) R. Schlechter, Österreichische Botanische Zeitschrift, Vol. 48, No. 12 (December 1898), pp. 441-448; Wild Orchids of Southern Africa Stewart, Linder, Schelpe & Hall 1982; Orchids of Southern Africa Linder & Kurzweil 1999
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