Rosa, Yara Brito Chaim Jardim, Osmar Rosa Espírito Santo, Rodrigo Carvalho Guimarães, Marichel Canazza de Macedo, Mariana Bento Tatara, and Edgard Jardim Rosa Junior. 2014. “Effect of Substrate, Pericarp and Pre-Germinative Treatments on Ponytail Seedling Emergence”. Ornamental Horticulture 20 (1):13-20. https://doi.org/10.14295/rbho.v20i1.414.