[1]
Yoshikawa, R.C. dos S. et al. 2018. Stem and root antomy of Melocactus bahiensis and M. concinnus (Cactaceae, Subfamily Cactoidae Tribe Cereeae). Revista de Biologia Neotropical / Journal of Neotropical Biology. 1, 1-2 (Jan. 2018), 11–22.