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Showing 1 to 2 of 2 for “"geographic parthenogenesis"”.
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Evolution of reproductive mode in the scaly-winged bark louse Echmepteryx hageni
… pattern of co-existence of reproductive mode is geographic parthenogenesis. This pattern is characterized by sexual populations occupying the central part of the species’ range, while asexual populations are found in peripheral or marginal habitats. There is an alternative pattern of …
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Distribution of chemistry and sexual fecundity in the lichenized-fungi, Xanthoparmelia cumberlandia and Xanthoparmelia coloradoensis on Boulder Mountain, Aquarius Plateau, UT
<p>Three aspects of <em>Xanthoparmelia cumberlandia</em> and <em>Xanthoparmelia coloradoënsis</em> populations found at two elevations are explored: clustering of secondary chemicals and the resulting implications for taxonomic distinctions, the usefulness of thallus size as an indirect measure of …