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.

Diane McAllister / The snow at Horsetail Falls' begins to melt in mid-February, enabling the falls to resume once again. The clear sky and low sun angle ignite the rock wall during sundown. Yosemite National Park, Calif...

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

Kirkendall-Spring / Upper Horsetail (Pony Falls), Columbia River George National Scenic Area, Oregon, USA, November 2010

Sandra Bartocha / Spider (Pachygnathus listeri ) on Water Horsetail (Equisetum fluviatile) with spider possibly (Pachygnathus lesteri) Germany, May

Sandra Bartocha / Water Horsetail (Equisetum fluviatile) close-up with water droplets, Germany, May

MYN / Matt Cole / Large Red Damselfly (Pyrrhosoma nymphula) on a Horsetail, wetland habitat, Lount Nature Reserve, Leicestershire, UK, April. meetyourneighbours.net project.

Nick Upton / Cushion star (Asterina gibbosa) on the move over submerged rocks low on the shore among a mix of red algae including Coralweed (Corallina officinalis) and Sea horsetail (Halurus equisetifolus) submerg...

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.