Which of the following is a type of cacti known to grow in Brazil: Piper or Discocactus?
Piper (plant) Piper, the pepper plants or pepper vines (a term used for certain "Clematis" in older times), are an economically and ecologically important genus in the family Piperaceae.
Disocactus phyllanthoides Disocactus phyllanthoides, the nopalxochitl or German empress, is a species of flowering plant in the cactus family Cactaceae and is commonly grown as an ornamental houseplant. It is one of the three major species involved in creating the widely grown epiphyllum hybrids or "epis". The others are "Disocactus speciosus" and "Epiphyllum crenatum".