Tridactyle lagosensis (Rolfe) Schltr., Beih. Bot. Centralbl. 36(2): 145 (1918).
Angraecum lagosense Rolfe in D.Oliver & auct. suc. (eds.), Fl. Trop. Afr. 7: 145 (1897).
Plant with slender, pendent stems up to 35 cm long. Leaves linear-lanceolate or narrowly ligulate, unequally bilobed at the apex, 4-7.5 cm long, 4-9 mm wide. Inflorescences up to 6 mm long, 3- or 4-flowered. Flowers white, small; dorsal sepal elliptic-oval, obtuse, 3-4 mm long, 2 mm wide; lateral sepals obliquely oval or elliptic-oval, acute, 4-5 mm long, 2.3-3 mm wide; petals obliquely oblong or narrowly ligulate, 3-4 mm long, 1 mm wide; lip 3-lobed just below the middle, side lobes spreading, linear, acute, mid-lobe narrowly triangular or lanceolate, obtuse, in total 4.3-7 mm long, 2-3 mm wide; spur shorter than the lip, bent like a knee near the middle, with a wide mouth and slightly inflated apical part, 7-9 mm long.
Epiphyte on trunks and large branches in evergreen forest; flowering in June and July.
As given for the genus.
S. Nigeria to Gabon
World Checklist of Monocotyledons. The Board of Trustees of the Royal Botanic Gardens, Kew. Published on the Internet; http://www.kew.org/wcsp/monocots/ accessed 21.03.2017
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