Holothrix culveri Bolus, Trans. S. African Philos. Soc. 16: 147 (1905).
Deroemera culveri (Bolus) Schltr., Bot. Jahrb. Syst. 38: 144 (1906).
Holothrix culveri var. integra Bolus, Trans. S. African Philos. Soc. 16: 148 (1905).
Plant about 5 in. high; leaves 2 (?), ovate, withering early; scape slender, pilose with retrorse hairs, glabrescent upwards, with remote lanceolate acuminate or aristate sheaths; racemes nearly 2 in. long, dense, more or less secund; bracts lanceolate, acuminate, the lower longer than the pedicel, upper rather shorter; flowers white; sepals more than 1 lin. long, the dorsal oblong; the lateral oblanceolate; petals spreading, oblong, acute, 1 1/2 lin. long, twice as broad as the sepals, minutely scabrous; lip rather longer than the petals, subquadrate, 3-lobed, minutely scabrous; side lobes spreading, tooth-like; front lobe much larger, subtrulliform, acute; spur nearly straight, acute, nearly 1 lin. long; column oval.