Idei, T., Bastmeijer, J. D. and Jacobsen, N. (2017) “Stories from the Mekong, part 2. The Cryptocoryne (Araceae) of Chiang Khan District, Loei Province, Thailand”, Thai Forest Bulletin (Botany), 45(1), pp. 58–78. doi: 10.20531/tfb.2017.45.1.10.