Chris Mattison / Cypress-leaved plait moss (Bryum capillare) at edge of a small stream. Peak District National Park, Derbyshire, UK, May.

Chris Mattison / Capillary Thread-moss (Bryum capillare) Yorkshire, UK October. Focus-stacked image

Chris Mattison / Moss (Bryum capillare) spore capsule, Sheffield, March.

Nick Upton / Low angle view of Capillary Thread-moss (Bryum capillare) cushions with ripening spore capsules growing on a roadside boulder, Wiltshire, UK, April.

Will Watson / Capillary thread-moss (Bryum capillare), Stanner Rocks National Nature Reserve, Radnorshire, Wales, UK.