Distribution maps for new species of Costaceae. Costus gibbosus – Costus whiskeycolam A Costus gibbosus D.Skinner & Maas B Costus mollissimus Maas & H.Maas C Costus obscurus D.Skinner & Maas D Costus oreophilus Maas & D.Skinner E Costus pitalito C.D.Specht & H.Maas F Costus prancei Maas & H.Maas G Costus pseudospiralis Maas & H.Maas H Costus rubineus D.Skinner & Maas I Costus whiskeycola Maas & H.Maas.

 
 
  Part of: Maas PJM, Maas-van de Kamer H, André T, Skinner D, Valderrama E, Specht CD (2023) Eighteen new species of Neotropical Costaceae (Zingiberales). PhytoKeys 222: 75-127. https://doi.org/10.3897/phytokeys.222.87779