Drawing of Tropidia connata J.J.Wood & A.L.Lamb. A Gross morphology B Lateral view of unopened flower C Lateral view of the column with lip D Dorsal view of the column E Lip F Anther cap G Pollinia H Lateral view of the column I Dorsal sepal J, K Lateral petal of abaxial (J) and adaxial (K) side. L Lateral sepal M Tuber with basal part of inflorescence with short filamentous roots. Scales 3 cm (A), 3 mm (B, C, I–K), 1 mm (D–H), 5 mm (M). Drawing by Ms. Mutsuko Nakajima based on the specimen HT245.