Leaf of Barbula unguiculata (Bird's-claw Beard-moss), Derbyshire, March 2017.

Basal Cells of leaf of Barbula unguiculata (Bird's-claw Beard-moss), Derbyshire, March 2017.

Mid-Leaf Cells of leaf of Barbula unguiculata (Bird's-claw Beard-moss), Derbyshire, March 2017.