U. Maschwitz

Publications159
h-index35
Citations3,894
Highly Influential Citations193
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Diversity, evolutionary specialization and geographic distribution of a mutualistic ant-plant complex: Macaranga and Crematogaster in South East Asia
Abstract The most conspicuous and species-rich ant-plant mutualism in the Malesian region is found in the important pioneer tree genus Macaranga , yet little is known about the identities or… Expand
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Studies of a South East Asian ant-plant association: protection of Macaranga trees by Crematogaster borneensis
SummaryIn the humid tropics of SE Asia there are some 14 myrmecophytic species of the pioneer tree genus Macaranga (Euphorbiaceae). In Peninsular Malaysia a close association exists between the trees… Expand
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Thrips pollination of the dioecious ant plant Macaranga hullettii (Euphorbiaceae) in Southeast Asia.
Discussion about thrips (Thysanoptera) as main pollinators has been controversial in the past because thrips do not fit the preconception of an effective pollinator. In this study, we present… Expand
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Molecular analysis of phylogenetic relationships among Myrmecophytic macaranga species (Euphorbiaceae).
Many species of the paleotropical pioneer tree genus Macaranga Thou. (Euphorbiaceae) live in association with ants. Various types of mutualistic interactions exist, ranging from the attraction of… Expand
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Studies on the south east Asian ant-plant associationCrematogaster borneensis/Macaranga: Adaptations of the ant partner
SummaryC. borneensis (Myrmicinae) lives in close association with several myrmecophytic species of the South East Asian pioneer tree genusMacaranga (Euphorbiaceae). The ants are adapted to the plants… Expand
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Vergleichende Untersuchungen zur Funktion der Ameisenmetathorakaldrüse
SummaryIn 6 of 7 ant subfamilies investigated, the workers produce an acidic secretion in their metapleural glands. With the exception of the gland fluid of Cremastogaster (Physocrema) inflata, all… Expand
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Alarm pheromones of the sting in the genus Apis
Abstract An experimental comparison of sting extracts of all four species was carried out in Oberursel in flight rooms as well as in the natural habitat of Asiatic bees in Sri Lanka. The following… Expand
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Diversity of ant-plant interactions: protective efficacy in Macaranga species with different degrees of ant association
The pioneer tree Macaranga in SE Asia has developed manyfold associations with ants. The genus comprises all stages of interaction with ants, from facultative relationships to obligate myrmecophytes.… Expand
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Pollination systems in pioneer trees of the genus Macaranga (Euphorbiaceae) in Malaysian rainforests
Many species of Macaranga (Euphorbiacae) are fast-growing pioneer trees with an important role in early succession in south-east Asian rainforests. Within the genus, diverse types of ant–plant… Expand
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Chemical composition and function of metapleural gland secretion of the ant,Crematogaster deformis smith (hymenoptera: Myrmicinae)
The secretion of the hypertrophied metapleural gland of the antCrematogaster deformis contains a mixture of phenols, consisting mainly of 3-propylphenol, 3-pentylphenol,… Expand
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