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Tag: Medicago polymorpha

Medicago polymorpha (Carol Witham, via CalPhotos)
Publications Research

CSUN biologists pinpoint evolutionary changes that help this weed invade new territory

Admin 1 September 2022 Carmen HoffbeckCasey TerHorstMedicago polymorpha

Humans have, deliberately and accidentally, moved many species into habitats far from their original homes — and some of these introduced species become invasive, out-competing local…

View More CSUN biologists pinpoint evolutionary changes that help this weed invade new territory
Medicago polymorpha (Carol Witham, via CalPhotos)
Publications Research

Invasive wildflower grows bigger, but not more competitive, in new territory

Admin 20 September 2018 Casey TerHorstMedicago polymorphaspecies invasions

The invasive wildflower Medicago polymorpha has evolved to grow more rapidly in its new range, but this change is not associated with stronger competitive ability against…

View More Invasive wildflower grows bigger, but not more competitive, in new territory
Closeup of Medicago polymorpha flowers. (Steve Matson, via CalPhotos.)
Publications Research

This invasive plant succeeds by evolving to compete

Admin 17 September 2018 Camdilla WirthCasey TerHorstMedicago polymorphaspecies invasions

Experiments with the invasive wildflower Medicago polymorpha show that the plant evolved to be a tougher competitor as it established itself in new habitats, including California.…

View More This invasive plant succeeds by evolving to compete

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