Satyrium hallackii subsp. ocellatum (Bolus) A.V.Hall, Contr. Bolus Herb. 10: 54 (1982).
Satyrium ocellatum Bolus, Icon. Orchid. Austro-Afric. 1(1): t. 23 (1893).
Satyrium nutans Kraenzl., Bot. Jahrb. Syst. 24: 507 (1898).
Robust terrestrial herb 50–100 cm high. Stem leafy with 8–10 leaves, the lowermost sheathing, the next 2–4 leaves large, up to 28 × 7.5 cm, broadly lanceolate and borne near the stem base, the upper leaves decreasing in size and becoming bract-like. Inflorescence 10–24 × 4–5 cm, fairly densely many-flowered. Flowers white, sometimes flushed with pink, occasionally mauve-pink. Ovary and pedicel 10–14 mm long; bracts up to 25 mm long at base of inflorescence, reflexed, sometimes slightly pubescent. Sepals and petals projecting forwards, joined to each other and lip for almost half their length. Sepals 10–15 × 1–3 mm, oblong, rounded, the lateral sepals oblique and wider than the dorsal sepals; petals slightly shorter and c. 1 mm wide. Lip 8–13 mm long with a prominent dorsal crest, very convex and hooded, wide-mouthed, with the apex reflexed for c. 1 mm. Spurs 19–50(65) mm long, slender, tapering. Column c. 5 mm high.
It is chiefly a plant of higher altitudes, ranging from 610 m at Camperdown in Natal to over 2 100 m, most being from about 1000 to 1600 m.
Flowering of Satyrium hallackii ssp. ocellatum takes place in the summer months, mostly from December to February, rarely in November or in March.
Malawi to S. Africa
La Croix, I. & Cribb, P.J. (1995). Orchidaceae (Part 1) Flora Zambesiaca 11(1); La Croix, I. et al. (1991). Orchids of Malawi A.A. Balkema, Rotterdam; Fibeck, W. & Dare, M. (1993). Terrestrial Orchids in Zimbabwe. Excelsa 16; A revision of the southern African species of Satyrium. [A V Hall; Edmund A C L E Schelpe; Nicola C Anthony]1982
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