Caulerpa taxifolia is considered one of the worst invasive species in the world. It is also one of the most popular case studies in invasion biology. Its story is riveting, featuring themes like mutation, adaptation, early detection but no rapid response, exploitation of human disturbances, classic traits of successful invasives (e.g. rapid growth, asexual propagation, generalist behavior, toxic chemicals that discourage herbivory); there is even an example of successful eradication. Plant Humor recently featured an excellent post telling Caulerpa’s story. They kindly allowed me to share it on Awkward Botany. So here it is, the nightmarish account of Killer Algae.
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