Article
The nature of plant species.
Nature - 23 Mar 2006
Rieseberg Loren H, Wood Troy E, Baack Eric J
Abstract excerpt
Many botanists doubt the existence of plant species, viewing them as arbitrary constructs of the human mind, as opposed to discrete, objective entities that represent reproductively independent lineages or 'units of evolution'. However, the discreteness of plant species and their correspondence with reproductive communities have not been tested quantitatively, allowing zoologists to argue that botanists have been...
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