ON THE ALOINA SECTION OF THE GENUS TORTULA. 139 
ON THE ALOINA SECTION OF THE GENUS TORTULA. 
By W. Mirren, A.L.8. 
_ Tux discovery of Zortula brevirostris in Derbyshire makes a most 
interesting addition to the British Flora which thus includes all the 
kn uropean species belonging to the small group named by C. 
leaves, which by most of the older muscologists were supposed to be 
nerveless, although the nerve is now known to be present in all the 
species 
' Brit., ed., i., p. 30).. In this remark is clearly indicated 
as yet latent 7. brevirostris, which has its capsule nearly 2 fe 
a of this 
all our four species 
