Holothrix exilis Lindl., Gen. Sp. Orchid. Pl.: 283 (1835).
Heterotypic Synonyms:
Holothrix brachylabris Sond., Linnaea 19: 78 (1846).
Plant 1/4– 3/4 ft. high, with 2 small ovoid tubers; leaves 1 or 2, orbicular or ovate, obtuse, flat, somewhat fleshy, pilose with long hairs, 1/4– 1/2 in. long; scapes 1/4– 3/4 ft. high, slender, pilose with long spreading hairs, without sheaths; racemes 3/4–2 in. long, usually lax, secund; bracts ovate, acuminate, about 1 lin. long; pedicels longer than the bracts; flowers very small, light green, with ochreous-yellow petals and lip; sepals ovate, obtuse, 3/4 lin. long, 1-nerved, glabrous; petals linear-lanceolate, obtuse, somewhat fleshy above, about 1 lin. long; lip about as long as the petals, 3-lobed, with very short membranous obtuse side lobes and a linear obtuse front lobe; spur narrowly conical, obtuse, curved, one-third as long as the lip; column broad, half as long as the sepals.
SW. & S. Cape Prov.

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Botanical Drawing / Herbarium
Photograph copyright Swiss Orchid Foundation at the Herbarium Jany Renz Image used with kind permission.