Nopporncharoenkul N, Eakjamnong W, Somnoo T, Punchay K. Taxonomic treatment of nyctanthous species of Kaempferia subgen. Protanthium (Zingiberaceae), with two new infraspecific taxa endemic to Thailand. Thai. Nat. Hist. Mus. J. [internet]. 2026 Jul. 6 [cited 2026 Oct. 5];20(2):137-71. available from: https://li05.tci-thaijo.org/index.php/thnhmj/article/view/1927