Inflorescence |
Suberect, 20.5-27.6 cm long, 6-12-flowered |
Suberect or arched, 10-20 cm long, 4-15-flowered |
Suberect or arched, 15-60 cm long, with up to 20 flowers |
Pedicel |
2.2-2.7 cm long, purplish |
ca. 1.5 cm long, greenish |
ca. 1.4 cm long, green and slightly purplish |
Dorsal sepal |
2.6-2.8 × 0.7-0.8 cm, elliptic |
ca. 2.3 × 0.8 cm, oblong |
2.3-3.2 × 0.6-0.9 cm, lanceolate |
Lateral sepals |
2.5-2.8 × 0.8-0.9 cm, elliptic, symmetrical |
ca. 2.1 × 0.9 cm, oblong, asymmetrical |
2.1-3.2 × 0.7-0.9 cm, lanceolate, symmetrical |
Petals |
2.2-2.3 × 0.5-0.6 cm, elliptic, symmetrical |
ca. 1.9 × 0.7 cm, lanceolate, asymmetrical |
2.2-3.1 × 0.4-0.8 cm, lanceolate, symmetrical |
Lip |
1.3-1.6 × 0.4-0.5 cm, 0.4-0.5 cm deep, oblong, the margin with rather short, thick and spaced fimbriae apically fused to form a “V”; inner surface glabrous forming a light trough |
1.2 × 1.2 cm, 0.4 cm deep, widely triangular, the margin with rather thin fimbriae concentrated at apex; inner surface partially glabrous with fimbriae concentrated in the distal portion |
1.5-3 × 0.3-1.5 cm, 0.3 deep, oblong to oblong triangular or subtriangular, margin with dense fimbriae relatively long, thin, congested, simple and usually fringed at apex; inner surface densely fimbriated and flat |
Basal callus of the lip |
Oblong, falcate, acute (claw-shaped), with a set of 2-3 small lateral horns |
Cylindrical apically laciniate |
3-dentate, central segment falcate, larger and more evident |
Apical callus of the lip |
Absent |
Absent |
1-2-dentate |
Column |
1.8-2.2 cm long |
ca. 1.8 cm long |
1.4-1.7 cm long |
Antennae |
Symmetrical converging, 0.5-0.6 cm long |
Symmetrical converging, ca. 0.5 cm long |
Parallel symmetrical, ca. 0.7 cm long |