Ntore S, Nkengurutse J, de Backer S, Sonké B, De Block P, Janssens SB, et al. Calycosiphonia or Kupeantha (Coffeeae, Rubiaceae)? A morphological and molecular study of a new species from the Albertine Rift. EJT [Internet]. 2024 May 17 [cited 2026 Apr. 24];935(1):1–28. Available from: https://ejt.sandbox.publicknowledgeproject.org/index.php/ejt/article/view/2539