Important bee plants for stingless bees (Melipona and Trigonini) and Africanized honeybees (Apis mellifera) in neotropical habitats: a review M. Ramalho, A. Kleinert-Giovannini and V. L. Imperatriz-FonsecaApidologie, 21 5 (1990) 469-488DOI: https://doi.org/10.1051/apido:19900508