The Congressional Cemetery, Washington, is under threat from invasive plants. The response is to hire a team with a taste for ivy and kudzu.
Archive - August 9, 2013
Alun Salt
Diversity of the Galium pusillum complex in glaciated Europe
Kolář et al. compare karyological and ecological variation of the Galium pusillum aggregate in deglaciated northern and unglaciated central Europe.
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