( 35 
uctifying cells slightly inflated, scarcely shortened; zygotes 
mes as 
Hab.: Burpengary; collection, March, 1893, Dr. Thos. L. Bancroft. 
(Plate IX., Fig. 5.) 
of. 
Moebius gives the following note in Latin :—‘ Var. cellulis vegetativis 
78-80 . crassis, 2-3 plo longioribus ; zygotis 80 » longis.” (Variation, 
5. maxima (Hassall) Wittr., var. minor, Moebius (n.var.). Pr f. 
dimen ions above mentioned (see Latin note). Th cells ain 6-8 
chlorophy!]-bands, each with 3-1 revolution. The fructifying cells are 
hot swollen, but are shorter than the vegetative. Since t ores are 
lenticular, they appear according to their position circular or elliptical; 
their membrane at maturity is coloured a golden-brown. In conju- 
Fation irregularities more fre uently occur, of which I shall only 
describe one. The canal of conjugation of one filament mects a 
ine round. Whether a 
reabsorption of the membrane has occurred cannot be discerned, the 
oye maxima is known from Europe, North America, Argentina, and 
guay.” 
Dalby, Darling Downs; collection, May, 1893, Dr. Thos. L. Bancroft. 
IX., Fig. 2, 3, 4.) 5 
Rabh. (?) Diameter of vegetative filaments, 32-36 p; 
E ths $ i as wide. Fertile cells usually 
‘Mout 4 times longer than wide; cylindrical or slightly tumid. ea 
i gos 
Hab.: 
(Plate 
i from » and Nort 
Sp .°* Gn case the species mentioned by Wolle under the name 
eh : s. L. Bancroft. 
(Plate ig age Sopeenga March, 1893, Dr. somes : | 
7-2 
