Figs 2 
g. The calyx (perichetium) of only one piece, at the bottom of the 
tube. 
. The fame of many pieces, or folioles. 
. The flower of the Fontinalis, furrounded by the calycine folioles. 
. The cawl (calyptra) of the Bryum extinétorium of Linnzus. 
. Another fpecies of cawl which is more common. 
. The hairy caw! of the Polytrichum. 
. The complete flower of the Hypnum. 
. The fame in the Maium Polytrichoides (Linn. ), the caw] of which 
is hairy. 
9. A very {mall tubular corolla, the opercule of which is obtufe. 
Sphagnum. 
zo. A corolla, of which the opercule isconic- Hypnum, Bryum, ce. 
31. A corolla, of which the opercule is pointed. Bryuwm, Muium. 
az. A corolla, the opercule of which is in the form of a chapiter, 
flattened at the bafe. Polytrichum. 
23. Acorolla the opercule of which is in the form of a chapiter, 
rounded at the bafe. Bryum. 
14. The corolla, ftalk, leaves and root of the Pha/cum. 
as- The corolla of the Polytrichum commune, opened after its explotiop, 
& A thread fhut up in the tube. 
os! Ae BO hb 
Volt. 3 Pa. 209 
13 
Lf 
S Mardice 
B. The tubé-openedy 
C. The calyx. 
D. The flower opened. 
E. The capfule torn off, after maturity, 
F. The apophyfis. 
26. The corolla of the Hypnum velutinum (Linn.) opened after the 
efcape of the pollen. 
A. The pollen, or fecundating powder. 
B. The capfule, furrounded with the fecundating powder, 
C. The calyx. 
17. The corolla of the Hypnum at the moment of fecundation, 
A. The interior cills. 
B. The exterior cills. 
18. An horizontal portion of the urne, feen with the microfcope 
A. The epidermis. 
B. The fecundating powder, 
C. The caplule and feeds, 
