PLANT FAMILY: Costaceae
BOTANICAL NAME: Costus louisii
FORMAL SCIENTIFIC NAME: Costus louisii H.Maas & Maas
This African species is newly described in Paul Maas' monograph on African Costaceae, published on 16 December 2016. (Monograph of African Costaceae, H. Maas-van de Kamer, P.J.M. Maas, J.J. Wieringa, C.D. Specht, Blumea 61, 2016: 280 - 318, http://www.ingentaconnect.com/content/nhn/blumea/2016/00000061/00000003/art00010)
Costus louisii looks superficially like C. afer but can be distinguished by having shiny leaves, 1 flower per bract, shiny green bracts and completely pinkish red flowers. â€” Type: Maas et al. 10339 (holo WAG; iso K, L-spirit[L0298233], LBV, MO, UC), Gabon, Estuaire, Libreville, Glass, garden of A.M. Louis, at sea level, 6 Nov. 2011, cultivated from a specimen collected by A.M. Louis, 30 km S of Mayumba, within walking distance of the ocean,on white sand, in swampy low forest.