Tag Archives: evolution

A miraculous mirabilis: the gymnosperm Welwitschia provides new insights into the origin of flowers

by Frank Wellmer Smurfit Institute of Genetics, Trinity College Dublin, Ireland The specification of male and female reproductive organs in gymnosperms and angiosperms is thought to be remarkably similar and to depend on the activities of B and C class … Continue reading

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How flowers excel in their hospitality: the evolution of papillate conical cells in petals is linked with accommodating the right visitors

Louis Ronse De Craene Royal Botanic Garden Edinburgh, Edinburgh EH3 5LR, Scotland, UK. l.ronsedecraene@rbge.ac.uk Most flowers rely on animal pollinators for the transfer of their genes. As a result, flowers have developed different strategies to attract and reward pollinators, including … Continue reading

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It’s about time – rapid evolution of flowering time in response to insect herbivores

 Amy L. Parachnowitsch Plant Ecology and Evolution, Evolutionary Biology Centre, Uppsala University, Uppsala, Sweden 75236. email: amyparachnowitsch@gmail.com When to flower is an important life history decision for angiosperms, one that can influence both the abiotic and biotic environment of reproduction.  … Continue reading

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