Nepenthes singalana Sumatra, near Padang, Mt Singgalang (‘Singalan’), Beccari 187 (K) Sumatra, near Padang, Mt Singgalang (‘Singalan’), Beccari 187 (L) Sumatra, near Padang, Mt Singgalang (‘Singalan’), Beccari 187 (FI) Unknown type category: Sumatra, G. Kerinci, 2600 m, 27/4/1914, Robinson & Kloss s.n. (BO) Unknown type category: Sumatra, G. Kerinci, 2600 m, 27/4/1914, Robinson & Kloss s.n.