— 160 — 
5. (8. pluviale Nordst. in Rabenh. Alg. Europ. no. 2257; Wittr. in 
Acta Reg. Soc. Scient. Upsala, ser. 3, IX, p.19; Hirn in Acta Soc. Scient. 
Fennice, tom. XXVII, no. !, p. 280, t. XLVI, f. 311. 
Forma. 
Crass. cell. veget. 19-25; altit. 9/4,—2-plo major; 
» oogon. 40-46; , 44—48u; 
>  oospor. 38—44y; , 42—44yp. 
The form observed was from rocks in a riverbed and agrees with 
a form mentioned by Hirn (l.c. p.281) as occuring in ,Italia: in saxis 
humidis in Monte Fiesole prope oppidum Florenz‘. This form was pre- 
viously described. as ’. Montagnei F. Magz. var. saxicolum Wittr’. 
Area: Europe and N. America. 
Ord. Confervoidee Isogame. 
Fam. Confervacee. 
Microspora Thur., em. Lagerh. 
6. M. abbreviata Lagerh. in Bericht. Deutsch. Bot. Gesellsch. 1887, 
V, p. 417. Conferva abbreviata Rabenh. Krypt. Flor. v. Sachs. 1863, 
p- 246; Flor. Europ. Algar. III, p. 323. 
Crass. fil. 10—11 ys. 
In stagnant water amongst Spirogyra decimina var. 
Area: Europe, N. America, Australia, aud W. Africa. 
Fam. Chaetophoracee. 
Trentepohlia Mart. ') 
7. T. aurea Mart. 
On rocks in the jungle near Klong Munsé, very common. 
Area: Europe, America, Asia. 
Fam. Ophiocytiez. 
Ophiocytium Nag. 
8. 0. bicuspidatum Lemmermann in Hedwigia 1899, Bd. XXXVIIL, 
p. 3!, tM, f.13--15. 0. majus Nag. var. biewspidatum Borge. 
In muddy ricefield. 
Area: Europe, and E. Africa (var.). 
1) Auctore E. de Wildeman. 
