13 
asomewhat greater length. The vegetative cells are only about 4 p 
thick, and 5-6 times as long. These measurements agree with those 
hitherto specified.” 
Fig. 8: Showing oogonia ; a, section of oospore x 400.—Cooke, l.c. 
Hab.: Nines Waterhole, Myrtle, Zhos. Z. Bancroft. Also found in Europe 
and Senegal. 
- 
cells. Size: Cells, ‘015-°017 mm., 3-5 times as long; 00 onia,."051- 
056 x ‘057-075 mm.; oospores, 046-05 x 048-06 mm.; dwarf males, 
l 
trot. Moebius’ note is as follows:—*Of this species small 
sterile fragments, amongst the other alge, were all that 
Doe. Notwithstanding this, it cannot be mistaken for the 
.+ Burpengary, Thos. L. Bancroft. Met with throughout Europe. 
ao Moebius Says — Known throughout Europe and No America. Nord- 
dit has described a variation senegalensis. He also writes to me that he has seen & 
erent form (B. incisum) from Australia.’ 
su 
i 
= IL the oogonium correspondingly smaller. The vegetative cells - 
: thicker’ long (20-30 » thick, 6-7 times as long); the supporting cell 1s 
— MCKer (45 p). 
spermogonia 1 (or 2?) cel ; 
060 mm. by 44 to 6 times as long; oogonia, 049- 052 
100g a, OO8POre, “045-049 x “045-049 mm. ; androsp. ce 
. B = mm. ; sperm. cells, ‘009-01 x ‘015-02 mm.—Cooke, l.c. 
