Pl.cell.aph. 1. HYDROPHYT. 25. Conferva. 307 
14..Conferva riparia. Bankside crowfoot. 
Threads nearly simple below, branched above, yellow 
green; branches remote, divaricating, long, mostly simple, 
coming out at a rounded angle; jozmts twice as long as 
broad; knols pellucid. 
Conferva riparia, Dillwyn Syn. 69; Engl. Bot. 2100. 
Conferva obtusangula, Lyngbye Hydr. Dan. 159. 
Sea-shore, or banks of salt pools. 
Tufts thickly entangled ; joints divided in the fork, 
rounded. 
15. Conferva lanosa. Woolly crowfoot. 
Threads branched, very slender, straight, clustered, yel- 
lowish green; twigs remote, long; joints lower twice, up- 
per 5 or 6 times as long as broad. 
Conferva lanosa, Roth Cat.3,291; Engl. Bot. 2099, 
Rocks near the sea; summer. 
Tufts very close, roundish; threads about three quarters 
of an inch long; joimis rather bellied, upper much the 
longest. 
8. xostere. Threads light green, shining. 
On marine plants. 
16. Conferva arcta. Contracted crowsilk. 
Threads branched, stiff, bluish green; branches rather 
spreading; twigs scattered, adpressed; Anots pellucid, con- 
tracted; joints, lower as long, upper 8 or 10 times as long 
as broad. 
Conferva arcta, Dillwyn, 67; Engl. Bot. 2090. 
Sea-shores, or on rocks. 
Tufts very close, 2 or 3 inches long; branches nearly 
parallel. 
17. Conferva eruginosa. Coppery crowsilk. 
Threads branched, bent, short, verdigris green; branches 
scattered, spreading, blunt; joints rather longer than 
broad. 
Conferva marina capillacea brevis, viridissima mollis, Diéllen Musc. 
4, 20. 
Conferva zruginosa, Hudson Fl, Angl. 595. 
On other marine plarts. 
Threads about half an inch long. 
x 2 
