ISSN 1346-7565 Acta Phytotax. Geobot. 68(2):127(2017) doi: 10.18942/apg.h29n2 Index to new names and combinations appearing in Acta Phytotaxonomica et Geobotanica 68(2) Didymoplexis obreniformis J.J. Sm. var. maliauensis Suetsugu, M. Suleiman & Tsukaya, var. nov. .................................................................................................................................................. 106 Heteroblemma sibauense H. Okada, Tsukaya & A. Soejima, sp. nov. .......................................... 101 Potamogeton ×tosaensis Kadono & Horii ex Kadono, Horii & Yamanouchi, hybr. nov. ............... 111 Pyrrosia subg. Lunae Vasques, subg. nov. . ....................................................................................... 71 Pyrrosia subg. Neoniphopsis (Nakai) Vasques, comb. & stat. nov. ................................................ 72 Pyrrosia subg. Niphobolus (Kaulf.) Vasques, comb. nov. ................................................................ 75 Pyrrosia subg. Solis Vasques, subg. nov. ........................................................................................... 76 Tarenna aurantiaca Naiki & Tagane, sp. nov. .................................................................................. 94 Tarenna pilosa (Craib) Bremek. var. parvifolia Naiki & Tagane, var. nov. ..................................... 98