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Contrasting Responses to Induction Cues by Ants Inhabiting Maieta guianensis (Melastomataceae)
Author(s) -
Lapola David M.,
Bruna Emilio M.,
Vasconcelos Heraldo L.
Publication year - 2003
Publication title -
biotropica
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.813
H-Index - 96
eISSN - 1744-7429
pISSN - 0006-3606
DOI - 10.1111/j.1744-7429.2003.tb00288.x
Subject(s) - melastomataceae , biology , herbivore , pheidole , botany , ecology , ant
The two most common ant associates of the understory myrmecophyte Maieta guianensis (Melastomataceae) respond in different ways to experimental cues associated with herbivory. While Pheidole minutula is induced by both physical damage and extracts of leaf tissue, Crematogaster laevis is induced by leaf damage only. We suggest such interspecific variation in induced responses is common and could influence the quality of defense against herbivores provided to host‐plants by ants. RESUMO As duas formigas que mais comumente se associam com a mirmecófita de sub‐bosque Maieta guianensis (Melastomataceae) respondem de maneiras diferentes a simulações experimentais de herbivoria. Enquanto Pheidole minutula é induzida tanto por danos fisicos e extratos de tecido foliar, Crematogaster laevis é induzida apenas pelos danos fisicos. Sugerimos que tal variação interespecifica em respostas induzidas é comum e pode influenciar a qualidade das defesas contra herbívoros que as formigas oferecem às plantas que elas ocupam.

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