Marsupella apertifolia Steph. A male plant B female plants C stem cross section (fragment) D plant habit E–H leaves I, K cells along leaf margin J midleaf cells L gynoecium longitudinal section. Scale bars: a 1 mm (A, B, D–H, L); b 100 µm (C, I–K). All from Choi 7383 (JNU). Drawing by S.J. Park.