Sex Allocation in Lloydia serotina, an Androdioecious Alpine Lily

Rupert SM. 2000. Sex Allocation in Lloydia serotina, an Androdioecious Alpine Lily. California State University San Marcos

From the Abstract: "According to sex allocation theory and evolutionarily stable strategy models, several characteristics, including a greater than twofold increase in male fitness, are required for functional androdioecy. Lloydia serotina (Liliaceae), a morphologically androdioecious alpine lily, exhibits most of these characteristics: populations contain many more hermaphrodites than males and both sexes produce viable pollen. Pollen production is roughly equal between sexes, however, so the increase in fitness in males is not due to pollen production. To determine whether alternative variables could account for enhanced fitness in males, populations of L. serotina were studied in Olympic National Park and Niwot Ridge Biosphere Reserve using both observational and manipulative experiments."

Type
Academic
Authors
Rupert, S
Date of Issue
2000
Publisher
California State University San Marcos
Units
OLYM
Keywords
Alpine, alpine lily (Lloydia serotina), androdioecy, Elwha River Watershed, Morse Creek Watershed, Plant Studies, sex allocation, Strait Creeks Watershed, Thesis, Threatened & Endangered

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