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Pl.cell.aph. 1. HYDROPHYTE. 25. Conferva. 313
Conferva compacta, Roth Ft. Germ. 497.
Conferva riviilaris, i>27/tt'J/'!, 39 ; Engl. Bot. IQ54.
Rivers and rivulets ; June and July.
Threads about 100th of an inch thick, sometimes less.
40. Conferva hipartita. Two-parted crowsilL
Threads simple, slender, very long, densely compacted,
yellow green ; joints 2 or 3 times as long as broad ; granules
forming 2 transverse bands in each joint.
Conferva bipartita, Dillwyn, 105; Engl. Bot. 2302 ?
Conferva ^emistriangulata, Roth,
Salt ditches; July.
Jomts vary from, as long as broad, Eng. Bot. to 3 times
as long as broad, as in Dillwyn.
41. Conferva linoides. Flaxlike croivsilk.
Threads simple, very long, rather thick and stiff, curled,
brittle, loosely entangled, green ; joints as long as broad
when dry cylindrical.
Conferva jjalustris seu Filum mariniim Anglicum, Raii Syn. 60, 16.
Conferva iilameutis longis geniculjiiis simplicibus, Dillen Muse. 25.
Conferva capillaris, Hudson Ft. Angl. 598.
Conferva Liniim, Ft. Dan. 771 ; Engl. Bot. 2364.
Conferva Melagonium, Fl. Dan. 1438.
Marsh thread.
Stagnant salt-ponds, and in the sea.
Threads dull green, elastic, slimy, rather even; knots
pellucid.
B. minor. Threads 3 times slenderer.
Inland ditches.
42. Conferva area. Brazen croivsilk.
Threads simple, stiff, rather thick, straight, light green
joints broader than long; knots pellucid.
Conferva aerea, Dillwyn, 80 ; Engl. Bot. 1929.
Sea-coasts on wood or stones.
Tifts bright verdigris green, 3 to 5 inches long, fluc-
granules forming two bands.
tuating ;
^. luhrica. Threads very soft, slippery, glossy.
43. Conferva Melagonalis. Blacksided crowsilk.
Threads simple, stiff, rather thick, straight, dark green;
joints cylindrical, 3 times as long as broad.
Conferva Melag"nium, Weber et Mohr. Reise, 194.
Conferva aerea, var. Dillwyn Descript. 80.