Guy Edwardes / 2020VISION / Giant horsetail (Equisetum telmateia), Catcott Lows SWT reserve, Somerset Levels, England, UK, April. 2020VISION Book Plate. Did you know? Horsetails can grow to over two metres tall.

Stephen Dalton / Common horsetail (Equisetum arvense) shedding spores, UK

Sven Zacek / Fronds of Horsetail (Equisetum) in Spring, Estonia.

Wild Wonders of Europe / Wothe / Great horsetail (Equisetum telmateia) close-up of stem, Poloniny National Park, Western Carpathians, Eastern Slovakia, Europe, June 2009 WWE BOOK. WWE INDOOR EXHIBITION

Colin Varndell / Great horsetail (Equisetum telmateia) spore cones, Dorset, UK, April

Alex Hyde / Common horsetail (Equisetum arvense) shedding spores, Peak District National Park, Derbyshire, UK. April.

Nick Upton / Giant Horsetail (Equisetum telmateia) sterile stems growing in damp woodland. Wiltshire, UK, June.

Wild Wonders of Europe / Wothe / Close-up of Great horsetail (Equisetum telmateia) stem, Poloniny National Park, Western Carpathians, Eastern Slovakia, Europe, June 2009

Dave Bevan / Black headed gull (Chroicocephalus ridibundus) pair mating at nest site amongst Horsetails, Ceredigion, Wales, UK, May

MYN / Niall Benvie / Male common horsetail {Equisetum arvense}, May, Mre og Romsdal, Norway meetyourneighbours.net project

MYN / Niall Benvie / Three male Common horsetails {Equisetum arvense}, May, Mre og Romsdal, Norway, meetyourneighbours.net project

David Welling / Horsetails (Equisetum sp) Del Norte Redwoods SP, California