Margarete Magalhães Souza
- Souza M, Martins E, Pereira T, Oliveira L. Reproductive studies on ipecac (Cephaelis ipecacuanha (Brot.) A. Rich; Rubiaceae): meiotic behavior and pollen viability. Braz J Biol. 2006;66:151-9 pubmed..In its natural habitat, this species is known to propagate by vegetative multiplication, but sexual reproduction seems to be as important as the vegetative propagation to this species...