| negative per capita effects of two invasive plants, lythrum salicaria and phalaris arundinacea, on the moth diversity of wetland communities. | invasive plants have been shown to negatively affect the diversity of plant communities. however, little is known about the effect of invasive plants on the diversity at other trophic levels. in this study, we examine the per capita effects of two invasive plants, purple loosestrife (lythrum salicaria) and reed canary grass (phalaris arundinacea), on moth diversity in wetland communities at 20 sites in the pacific northwest, usa. prior studies document that increasing abundance of these two plan ... | 2009 | 18947450 |