Article
Interpreting spatial variation in ozone symptoms shown by cutleaf cone flower, Rudbeckia laciniata L.
Environmental pollution (Barking, Essex : 1987) - 1 Jan 2003
Davison A W, Neufeld H S, Chappelka A H, Wolff Kirsten, Finkelstein P L
Abstract excerpt
Visible injury caused by ozone is recorded every year in native plant species growing in Great Smoky Mountains National Park (USA). One of the most sensitive species, cutleaf coneflower (Rudbeckia laciniata L.), shows great variation in symptoms between and within populations but the causes of this variation and its ecological significance are currently unknown. This paper presents data relating to genetic...
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