Costus alfredoi Maas & H.Maas A inflorescence terminal on a leafless shoot B flower C holotype from Bolivia, La Paz D detail from holotype showing narrow, grass-like leaves and short ligule. (A–D from Fuentes et. al. 6216). Photos by Alfredo Fuentes Claros.

  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.