From the Greek ankistron, fishhook, and cheilos, lip, referring to the downward-hooked labellar midlobe. (DG).
WCM Protologue Reference:
Rolfe, Fl. Trop. Afr. 7: 44 (1897)
Epiphytic herbs. Pseudobulb persistent for several years, conical, of similar length and width with one or two basal sheathing bracts, spotted with maroon or purple. Leaves deciduous after one growing season, one or two from apex of pseudobulb, petiolate, plicate, lanceolate to elliptical-lanceolate. Inflorescence produced laterally from base of pseudobulb, rachis green, pubescent, with sheathing bracts, bracts ovate-lanceolate, pale green to brownish pink or brown; floral bracts concave, ovate-lanceolate, similar in colour to rachis bracts. Sepals elliptic-lanceolate to oblanceolate, acute to obtuse, white to pink. Petals oblanceolate to spathulate, similar in colour to sepals. Labellum trilobed, lateral lobes broad, rounded, erect, white to pink with green, brown, and maroon spotting on both sides, midlobe acute, decurved apically, with three to five pink to magenta crests longitudinally. Column curved, brownish green, winged, pubescent; anther trilobed, pollinia eight. Ovary pubescent. (DG).