Conjugata longata, Faucher, 71. : Be 
Conferva longata, Dillwyn Syn. AQ, 
Conjugata quinina longata, Agardh ‘Disp. ed. 1,27. 
“ygnema longatum, Agardh Syn. 101. 
Ditches.and stagnant.waters. 
Lufts yellowish green; threads very slender. 
4, Conjugata tumidula. Swollen conjugate. 
Threads here and there swollen; granules...... 
Conferva tumidula, Engl. Bot. 1670. 
Ditches and marshes. 
‘Threads very slender, about one 700th of an inch dia- 
meter; joints 3 times as long as broad; spore elliptical.— 
Perhaps a variety of c. inflata. 
b. Spiral lines two in each joint. 
5. Conjugatia condensata. Condensed conjugate. 
Threads equal ; joints about as long as broad; spiral Lines 
very close, two in each joint. 
Conjugata condensata, Faucher, 67. 
Zygnema condensatum, gardh Syn. 100. 
Ditches. 
Threads crisp, brittle, harsh ; boone spherical. 
6. Conjugata decimina. Roman-ten conjugate. 
‘Threads equal; joints 2 or 3 times as long as ‘broad; 
spiral lines open, 2 in each joint, crossing each “other. 
, Conferva decim!na, Muller N. Act. Petr. 3, 94, 
' Conferva nitida, Dillwyn, 4. 
Conferva jugalis, Dillwyn, 5, 
_Conferva setiformis lubrica,, Roth Cat. 3,26T. 
» Conjugata decimina, Agardh Disp. ed. 1, 26. 
Zygnema deciminum, dgardh Syn. 99. 
Stagnant waters. 
Threads light green, slenderer than in c. eee spiral 
lines like X many times repeated. 
%.,Conjugata nitida. Shining conjugate. 
Threads equal; joints about as long as broad; spiral. lines 
very open, many in each joint. 
Conjugata Princeps, Vaucher, 64. 
Conferva nitida, Fl. Dan. 819; Engl. Bot. 2357. 
Conferva jugalis, Fl. Dan. 883. 
Conferva scalaris, Roth Cat. 2,196. 
\Conferva, setiformis, conjugata, Moth, Cat, 3, 266. 
Conferva multistriata, Roth Cat. 3, 271. 
Conjugata nitida, Agardh Disp. ed. 1, 26. 
Zygnema nitidum, Agardh Decad. 3, 25. 
