ro48 
3 01. Œdogonium inconspicuum Hirn. 
Crass. cell. veget. 3 - 3,4 p- ; altit. 
4 - 5 - p lo major; 
Crass. oogon. 1 5 - r 8 p. ; allit. i3-20 p ; 
» oospor. 1 4- r 7 p- ; » 10,6-12 p. 
(Text-fig. 3 B and C). 
Antioquia: n° g (abundant). 
The filaments were mostly short and 
each with one oogonium. Tliey were 
thickly attached lo a large species of’ 
Spirogyra. 
302. Œdogonium fabulosum Hirn 
var. columbianum var. nov. 
Var. cellulis vegetativis tenuioribus, 
diamctro plerumque 5 - 6 -plo longioribus ; 
oogoniis paullo longioribus et tumidioribus. 
Crass. cell. veget. 66-70 p ; allit. 
4 1 / 2 -6 1 / 2 -pl° major ; 
Crass. oogon. 98-100 p ; altit. 1 63 - 
1 7 ^t P - 5 
Crass. oospor. 81-84 p. ; altit. 1 24-128 p. 
(Text-fig. 3 D). 
Cundinamarca : Laguna de Chaque, 
Easlcrn Andes; altit. 2066 m. N° 23 (com- 
mon amongst Nitella sp.). 
Originally deseribed from the Matto 
Grosso province of Brazil (cfr. Hirn in 
Acta Soc. Soi. Fennicæ, XXVI I, no 1, 
1900, p. r 1 4 , t . 11, fig. 59), Œ . fabulosum 
Fig. 3. — A, Œdogonium tapeinosporum Wittr. 
B and C, Œ. inconspicuum Hirn. 
Œ. fabulosum Hirn var columbianum var. nov. Àllx500. 
is the Inrgest of ail known species of the 
genus. The Columbian specimens belong 
to a distinct variety characterized by the more slender filaments, with proporlionately 
longer cells, and the more lumid oogonia with more ellipsoid oospores. 
Another variety of this species — var. maximum (W. and G. S. West) Hirn — is 
known from Ivoli Chang in the Gulf of Siam. 
3 o 3 . Œdogonium taphrosporum Nordst. and Hirn in Hirn. /. c., 1900, p. 1 33 , t. 16, 
f. 91. 
Crass cell. veget. 19-22 p. ; altit. 8-12-plo major; 
» oogon. 68-70 p. ; » 78-92 p. ; 
» oospor. 58-68 p. ; » 58-68 p.. 
