Article
Recurrent evolution of dioecy in bryophytes.
Evolution; international journal of organic evolution - 1 Feb 2013
McDaniel Stuart F, Atwood John, Burleigh J Gordon
Abstract excerpt
The origin and maintenance of separate sexes (dioecy) is an enduring evolutionary puzzle. Although both hermaphroditism and dioecy occur in many diverse clades, we know little about the long-term evolutionary consequences of changing sexual system. Here we find evidence for at least 133 transitions between sexual systems in mosses, representing an almost unparalleled lability in the evolution of their sexual...
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