African Plant Database

Tridactyle truncatiloba Summerh.
Protologue : Kew Bull. 3(2): 297 (1948)
Information on the genus : Tridactyle
Status for TA : accepted (present)
Ecology and distribution
Trop. Afr.
Biology : Epiphytic or lithophytic (terrestrial) herb; stems 25-100 cm long, sometimes branched, covered with old leaf sheaths below, leafy towards apex, with smooth roots borne at base and along stem to 1 m long; leaves numerous, distichous, oblong-ligulate, 14-21x1-3 cm, dark green; inflorescences pendent, borne below leaves, 8-20 cm long, laxly 6-10-flowered; flowers in 2 rows, all facing the same way, glistening white, fleshy, 30-50 mm Ø, strongly sweet scented; bracts 1-3 mm long; pedicel and ovary 6-12 mm long; sepals lanceolate, 15-21x4-7 mm; petals lanceolate, 16-18x2-3 mm; lip 20-25 mm long, 5 mm wide above lobes, auriculate at base, 3-lobed in middle; midlobe linear, 9-13x2-3 mm; side lobes spreading, ligulate, 8-9x3-7 mm, apices fimbriate; spur 40-60 mm long, slightly curved, inflated in apical half then narrowing to a ± acute apex.
Ecology : Forest, forest clearing, on crumbling rock; terrestrial on a steep bank; on (wooden ?) pillars (perhaps remains of some structure) in and near a village (Congo-Brazzaville, Mayombe); 300-600 m alt.
  The species has the largest flowers in the genus.
More info on :
see under Jstor_African Plant Initiative
see under Flore d'Afrique Centrale
see under The International Plant Name Index
see under Orchidées d'Afrique Centrale
More information >> ( work in progress )
Record n°45049
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