TY - JOUR T1 - Leaf and sepal colleters in Calolisianthus speciosus Gilg (Gentianaceae): a morphoanatomical comparative analysis and mechanisms of exudation JO - Acta Botanica Brasilica A1 - Zanotti, Analu A1 - Fernandes, Valéria Ferreira A1 - Azevedo, Aristéa Alves A1 - Meira, Renata Maria Strozi Alves SN - 0102-3306 UL - 10.1590/0102-33062020abb0424 VL - 35 Y1 - 2021 PB - Brasil ER -