28. Merremia umbellata (L.) Hallier f.

United States, Mexico, Central America, Caribbean, Venezuela, Colombia, Ecuador, Bolivia, Brazil (Amapá, Rondônia, Amazonas, Pará, Ceará, Pernambuco), Argentina.

Selected Voucher:—Zambana, Alves-Araújo et al. 665 (UFP); Piedade, Alves-Araújo 561 (UFP).