The labellum of the Phalaenopsis amabilis has a middle lobe and three side lobes that are curved upwards.
The labellum is white with yellow and reddish markings, about 25 millimetres (0.98 in) long with three lobes. The side lobes curve upwards and partly surround the column. The middle lobe is cross-shaped with a rounded tip and two long, thread-like wavy arms. 
