Radula brunnea

Capsule valves vertical Shoots mainly prostrate
Medium: 1.5 - 2.5 mm wide
Dorsal base decurrent
Shoot anisophyllous
Leaf margin entire
Shoots pinnately branched
Leaves incubous
Leaves nearly horizontal
Leaves spreading
Leaf tip round
Leaves divided >0.5
Dorsal lobe larger
Ventral lobule flat
Leaf base not sheathing
Lobe tips rounded
Rhizoids prominent
Rhizoids tufted
Rhizoids colorless
Cell walls evenly thin
Vitta absent
Oil-bodies granulose
Perianth present
Perianth long emergent
Perianth flattened
Perianth mouth wide
Perianth mouth entire
Perigynium absent
Gemmae absent
Dioicous
Leaf bases not decurrent
Small: 0.5 - 1.5 mm wide
Microphyllous branches
Shoot tips unreduced
Pale, whitish green
Bright, light green
Leaves closely imbricate
Leaves overlap slightly
Lobes folded together
Keel rounded
Both lobes decurrent
Underleaves absent
Trigones not thickened
Oil-bodies solitary
Oil-bodies brown
Oil-bodies opaque
Gemmae round
Gemmae of > 5 cells
Gemmae on leaf margins
Monoicous
Paroicous