$06 25. Conferva. 1. HYDROPHYTE. PI. cell. aph. 
Alga sive Conferva fontinalis trichoides, Park. 1261, 1. 
Conferva fontinalis ramosissima, glomeratim confesta, Dillen in Ratt 
Syn. 59, 8. 
Conferya glomerata, Lin. Sp. Pl. 1637; Engl. Bot. 2192. 
Conferva cristata, Roth Cat. 1,193. 
Conferva canalicularis, Girod Chantr. Conf. 173. 
Polysperma glomerata, Vaucher, 99. 
Chantransia glomerata, De Candolle Fl. Fr. 2, 51. 
Stones in running waters; summer. 
Threads aggregate, 3 inches long, crowded, attenuated ; 
branches bundled towards the tip, stiff. 
11. Conferva letevirens. Light-green crowsilk. 
Threads very much branched, rather stiff, bent like a 
bow, light green; branches approximate, pointed, twigs 
short, alternately, facing one way}; joints 5 times as long » 
as broad. 
Conferva letevirens, Dillwyn, 48; Engl. Bot. 1854, 
Conferva glomerata marina, Lyngbye Hydr. Dan. 154. 
Stones on the sea-shores. 
Tufts bushy, light green; twigs pointing many together 
all on one side, then several together all to the other. 
12. Conferva allida. Whitish crowsilk. 
Threads very much branched, in close tufts, greenish 
white, rather opake; lranches clustered about 4 together ; 
twigs opposite, zigzag, the smallest nearly parallel; joints 
4 times as long as broad. 
Conferya marina tomentosa, tenerior et albicans, Dillenin Rati Syn. 
59, 13. 
’ Conferva albida, Hudson Fl, Angl. 595; Engl. Bot. 2321. 
Sea-coasts; June and July. 
Tufts dull, opake, cottonlike, whitish; threads 3 inches 
long, densely interwoven ; éwigs nearly horizontal. 
6. protensa. Threads 7 or 8 inches long, rather bushy, 
twigs spreading, mostly opposite, straight. 
13. Conferva pellucida. Transparent crowsilk. 
Threads very much branched, stiff, light green; branches 
mostly three together, blunt; jovzts 4 or 6 times as long as 
broad. 
Conferva pellucida, Hudson Fl. Angl. 601; Engl. Bot, 1716, 
Sea-shore. : 
Tufts large, green, shining, pellucid, 6 inches long ; 
threads naked below, repeatedly branched above, cylin- 
drical. i 
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