Abstract

Calophyllum brasiliense (Calophyllaceae) was investigated for insect galls in the municipalities of Teresina de Goias and Cavalcante, state of Goias, Central-West Region of Brazil. Gall-inducing species were identified based on gall morphology and host plant species. Galler abundance and infestation rate were evaluated by counting the number of galls on 20 randomly chosen branches. A total of four gall morphotypes were found: claviform leaf galls, marginal leaf rolls and globoid bud galls in Teresina de Goias, and fusiform stem galls in Cavalcante. All inducers are reported for the first time from both localities and the area of occurrence for the undescribed galler responsible for claviform galls is broadened to include the state of Goias. Leaf galls were the most abundant, but the total number of galled leaves was very low (less than 5%). Contarinia gemmae Maia, 2003 (responsible for bud galls) infested the greatest number of branches, but with few galls per branch. Since the abundances of all the gall morphotypes were low, the impact of gallers on C. brasiliense is also probably low. Keywords: Cecidomyiidae; Central-West Brazil; Diptera; insect-plant interaction.

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