392 CRYPTOGAMIA. “ALG. 
ALG. 
_ LICHEN. Pl. 1, E.P. Pl. 16.f.81 to 87, 
~~ Male flowers. Fe 
. __ Fesicles in heaps, extremely minute, like meal, éither 
_ thick set or scattered on thé surface, the edge, or the 
“points of the leaves. Mad 
_ __ Hemale flowers ; on the same or on a different plant. — 
“~~~ Receptacle roundish but flatted, either a convex 
tubercle, a concave saucer, or a target with the edge 
rolled back, and fixed to the leaf. These are often of 
a different colour to the leaf, and contain within them 
the seeds regularly disposed; 
‘TREMEL'LA. Dill. 10. 14. ele. 
Sulistanee uniform, membranaceous, jelly-like, pel- 
ucid, . : 
ULYVA. Fructifications in a transparent membrane, — 
FU’CUS, Pla. G. re 
Male flowers. ) a tee 
Bladders smooth, hollow, with hairs on the inside, — 
Female flowers. ee 
Bladders smooth, filled with jelly, sprinkled with 
perforated granules containing the seed, 
Szzps solitary, on ee 
CONFERVA. Dill. 2.f.4.6@5. £25. 0 
Filres simple, uniform, hair-like, or thread-like. ; 
Ozs. These fibres are either uniform or jointed. 
BYS’SUS. Diil.1. — - 
Fibres simple, woolly. 
