NATURAL HISTORY. 
Frreipa.) On the ground in damp situations. 
2. Vesicles mm pairs or clusters. 
2. V. OrniTHOCEPHALA. Dillw.t.74. (Conr. 
VesicaTa.,) At the bottom of ditches—of a 
brownish green colour. 
3. V. Geminata. E. Bot. t. 1766. Instag- 
nant ponds and ditches on the surface. ~ 
4. V. Sessrurs. E. Bot. t. 1765. Ditto. 
BRYOPSIS. 
With tubular, aggregated, branched filuments, in- 
nate or imbricate above—the fructification a dark in= 
ternal mass of granules, 
1. B. Pipmosa, 2. Rot. t. 2375.. (Unva 
Piumosa.) Rocks near Exmouth and Tor- 
quay—an elegant little plant two or three inches 
in height, of a fine green, growing in the form of 
a feather. 
DIVISION 6& FLORIDEX, 
The roots scutate—the fronds cylindrical or plane, 
their colour rosaceous or purple, The fructification 
capsules, or immersed sporules, often both in the 
same species, but on distinct individuals,—all marine 
plants, 
