i)i ter média Mull. Yersoix

£. tmnsievs Mull. Morges, bord du Mont. s;. microptUa Al. Br. Morges, bord du Mont, r,. heteromalla Al. Br. Genthod.

Chara contraria Al. Br.

£. micracanlha Miill. Cologny.

d. elongata Mïill. Cologny, Genève, p. rnacroteles Mull. Yesenaz, Bellerive, Versoix. X. Paicheana Mull. Bellerive.

>.. conneciens Mull. Bellerive.