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Unisexual flower, spikelet, and inflorescence development in monoecious/dioecious Bouteloua dimorpha (Poaceae, Chloridoideae).
- M. S. Kinney, J. T. Columbus, E. A. Friar
- Biology, Medicine
- American journal of botany
- 1 February 2008
Unisexual flowers have evolved repeatedly in the angiosperms. In Poaceae, multiple transitions from bisexual to unisexual flowers are hypothesized. There appear to be at least three distinct… Expand
C3 photosynthesis in Aristida longifolia: Implication for photosynthetic diversification in Aristidoideae (Poaceae).
- R. Cerros-Tlatilpa, J. T. Columbus
- Biology, Medicine
- American journal of botany
- 1 August 2009
Only a small percentage of plant species undergo C(4) photosynthesis. Despite its rarity, the C(4) pathway has evolved numerous times from C(3) ancestors, with as many as 18 independent origins in… Expand