Population structure and genetic diversity of plant invasions are the result of evolutionary processes such as natural selection, drift and founding events. Some invasions are also molded by specific human activities...
Tag - weed
William Salter
Plant Records: More Weed Than You Ever Need
Name: Palmer amaranth Scientific name: Amaranthus palmeri Known for: Destroyer of crop yields Record broken: Weed of the Year two years running (2014-2015) Palmer amaranth, also known as Palmer’s pigweed, is a fast...
Alexandra Boliver-Brown
No difference in the competitive ability of introduced and native Trifolium provenances when grown with soil biota from their introduced and native ranges
A new biogeographic study published in AoB PLANTS by Shelby et al. tested the evolution of increased competitive ability (EICA) hypothesis—a compelling explanation for why plants become invasive. The authors measured...
AoBPLANTS
Use of herbarium data to evaluate weediness in five congeners
A weed or not a weed? Many plant species grow somewhere on the continuum from undisturbed to very disturbed vegetation. Deciding on the degree of weediness is not an easy task, and is often based only on subjective...
Co-adaptation of seed dormancy and flowering time
Time from seed dispersal to germination and time from germination to flowering are two key life history traits that determine fitness and coexistence of weeds in arable fields. Toorop et al. characterize these two...
botanyone