Tristiropsis acutangula Holotype: Guppy 272 (K) Unknown type category: Ridley 67 (P) Unknown type category: Ridley 67 Holotype: Gaudichaud s.n. (P) Unknown type category: Kanehira 2426 Unknown type category: Kanehira 2426 (P) Kanehira 2427 Bougainville, Rechinger 4916 (W) Bougainville, Rechinger 4916 Bougainville, Rechinger 4620 Bougainville, Rechinger 4620 (W) FB (Merritt) 4063 (K) FB (Merritt) 4063 (M) Holotype: FB (Merritt) 4063 (PNH) Holotype: Weinland 251 Weinland 251 (K) Holotype: Teijsmann s.n. (BO) Holotype: Hallier 4584 (PNH) Hallier 4584 (L) Holotype: Elmer 11909 (M) Elmer 11909 (K) Elmer 11909 (BM) Kanehira & Hatusima 14249