Costus antioquiensis Maas & H.Maas A inflorescence B flower C flower details and handwritten notes by Paul Maas D detail of hairy ligule E sheath. Photos A–E of specimen Maas et al 10488 taken prior to pressing. Photos by Paul 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