Gastrochilus D.Don
Habit: epiphytic herbs
Stem: noded, with scalelike sheath or roots
Leaf: characteristics: sheathing or noding at base, margin recurved or apex lobed
Leaf: position: distichous
Inflorescence: type: raceme, umbel
Inflorescence: position: laterally on stem
Inflorescence: other characteristics: branched, unbranched
Flower: other characteristics: spreading
Petal: similar to sepals
Labellum: spherical or elliptic or clavate, divided into epichil and hypochil, adnate to column, parallel to column
Column: without column foot
Rostellum: 2-lobed or beaked
Pollinia: number: 2
Pollinia: shape: globose or subglobose
Pollinia: other characteristics: with caudicle or viscidium, with stipe
Stipe: shape: compressed