emerging horsetail equisetum arvense, often called mare’s tail growing by the side of a river in the uk, in spring.

arvense background bank beautiful beauty botany brown called closeup color colorful common damp edge emerging equisetum fertile field flora floral flower fresh grass green growing growth health herb horsetail isolated leaf macro mares medicinal medicine natural nature new often outdoor plant pretty river season shoots side spore spores spring stem stems tail vegetation waters white wild yellow young