Tridactyle vanderlaaniana Geerinck, Bull. Jard. Bot. Natl. Belg. 60: 190 (1990).
Plant with slender stems up to 30 cm long. Leaves oblong, flat, shortly bilobed at the apex, 3.5-6 cm long, 10-13 mm wide. Inflorescence single-flowered. Flower colour unknown; sepals subelliptic, acute or subapiculate, 7.5 mm long, 4 mm wide; petals oblong, subobtuse, 6 mm long, 2.5 mm wide; lip with small auricles, 3-lobed at the middle, side lobes slender, acuminate, as long as the mid-lobe, mid-lobe triangular and acute, in total 9 mm long, 5 mm wide; spur curved, slender at first, inflated at the apex like a balloon, 15 mm long, 4 mm wide at the apex.
This species was named for Frank van der Laan, an orchid specialist at the University of Wageningen, The Netherlands.
Epiphyte in dense rain forest.
As given for the genus.
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
Click on each image to see a larger version.