Abstract

Male and female reproductive success of plants is controlled by biotic, abiotic, and genetic factors which often involve resource allocations between plant organs. The purpose of this study was to examine resource tradeoffs in fly poison, Amianthium muscaetoxicum, and whether tradeoffs affect plant fitness. At Mountain Lake Biological Station, Virginia, bulb and leaf number were counted, and data from individual anthers and flowers were analyzed, from 23 A. muscaetoxicum plants. No negative correlations were observed between growth and reproduction, suggesting that no resource tradeoffs were occurring. A significant positive relationship was observed between flower number and percent seed set, indicating that a larger floral display may attract more pollinators and increase female fitness.

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