สำนักราชบัณฑิตยสภา

The Journal of the Royal Institute of Thailand Volume II - 2010 Chayan Picheansoonthon, Suppachai Tiyaworanant 97 by 3-5 mm, recurved; lateral corolla lobe ovate-oblong, 6-8 by 3-5 mm, whitish, recurved; lateral staminodes broadly obovate to suborbicular, 5-6 by 3-5 mm, white with yellow upper margin; labellum white, 3-lobed, median lobe formed a yellow club-shape elongated appendage, c . 4 by 2.5 mm, lateral lobes broadly obovate to suborbicular, 2.5-3.5 by c . 3 mm with 4 elongated appendages; filament 1-1.3 cm Figure 4 Gagnepainia thoreliana K. Schum. A. Flowering shoots. B. An infructescence. C. Close-up of flowers in different views. D. An oblique view of flowers. E. An infructescence, showing fruits with persistent calyces. F. Dehiscing fruit showing seeds. Photographed by Chayan Picheansoontorn. A B C D E F