Abstract
Anthurium comprises approximately 130 species in Brazil mainly circumscribed within A. sect. Pachyneurium and A. sect. Urospadix. Apart from those sections, A. sect. Tetraspermium is also important by the occurrence of its representatives - 50% of its species occur in Brazil. The infrafamiliar systematics is still discussed in Anthurium, especially due to circumscriptions based on morphol…