New research found that more than 22% of native pollinators in North America are at an elevated risk of extinction.

It was introduced to North America from Europe and Asia as a ... Garden It's easy to mistake these deceiving invasive weeds for flowers, due to their bright yellow petals and green spearmint ...

Flowering stalks are several ... Jointed goatgrass is native to southern Europe, but it is now established in most winter wheat growing areas of North America, spread as a seed contaminant or by ...

Among the insect pollinators, extinction risks were highest with bees. Out of 472 species of bees studied in Canada and the U ...

Flowers are unisexual, on separate plants ... Quackgrass was introduced from the Mediterranean area. It has spread over much of North America, adapting well to moist soils in cool temperate climates.