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Favorable fragmentation: river reservoirs can impede downstream expansion of riparian weeds.
Rood SB, Braatne JH, Goater LA. Rood SB, et al. Ecol Appl. 2010 Sep;20(6):1664-77. doi: 10.1890/09-0063.1. Ecol Appl. 2010. PMID: 20945766
Ten weeds were upland plants, with Canada thistle (Cirsium arvense) restricted to the upstream reaches, where field morning glory (Convolvulus arvensis) was also more common. In contrast, St. John's wort (Hypericum perforatum) was more abundant below the dams, and medusahe …
Ten weeds were upland plants, with Canada thistle (Cirsium arvense) restricted to the upstream reaches, where field morning glory (Convol …
Relationships of the Macaronesian and Mediterranean floras: molecular evidence for multiple colonizations into Macaronesia and back-colonization of the continent in Convolvulus (Convolvulaceae).
Carine MA, Russell SJ, Santos-Guerra A, Francisco-Ortega J. Carine MA, et al. Am J Bot. 2004 Jul;91(7):1070-85. doi: 10.3732/ajb.91.7.1070. Am J Bot. 2004. PMID: 21653463 Free article.
A molecular phylogenetic analysis of the Macaronesian endemic species of Convolvulus was undertaken using data from the nuclear ribosomal internal transcribed spacer (ITS) regions. ...Hypothesized relationships between Macaronesian species and New World taxa and between th …
A molecular phylogenetic analysis of the Macaronesian endemic species of Convolvulus was undertaken using data from the nuclear ribos …