Article
Preponderance of clonality triggers loss of sex in Bulbophyllum bicolor, an obligately outcrossing epiphytic orchid.
Molecular ecology - 1 Jul 2017
Hu Ai-Qun, Gale Stephan W, Kumar Pankaj, Saunders Richard M K, Sun Mei, Fischer Gunter A
Abstract excerpt
Vegetative propagation (clonal growth) conveys several evolutionary advantages that positively affect life history fitness and is a widespread phenomenon among angiosperms that also reproduce sexually. However, a bias towards clonality can interfere with sexual reproduction and lead to sexual extinction, although a dearth of effective genetic tools and mathematical models for clonal plants has hampered assessment...
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