Takeuchi W. Psychotria apdavisiana sp. nov. (Rubiaceae), a remarkable calciphile from the southern karst of Papua New Guinea. Phytotaxa [Internet]. 2013 Dec. 13 [cited 2025 Dec. 6];153(1):51–57. Available from: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.153.1.3