( J.heterophylla .) BRITISH JUNGERMANNIiE. 
REFERENCES TO THE PLATE. 
FIG. 
1. J. heterophylla (female plant ) natural size. 
2. The same, magnified 6 
3. Portion of the surculus and leaves, magnified 5 
4. Portion of a surculus and leaves 6 
5. Portion of a surculus and leaves, seen from behind 4 
6. Leaf 3 
7. 8. Stipules 2 
9. Inner perichcetial leaves 3 
10. Intermediate perichcetial leaves 3 
11. Exterior perichcetial leaves 3 
12. Calyx 3 
13. Capsule with its calyptra 3 
14. Seeds and spiral filaments 1 
