13 , 
pres The androsporangia are 1 to 3-celled, and lie like ~ 
oogonia under a bristle or under a fei acai The dw. dervese 
someti in gr 
. gigantea, recognised in earlier ae a ak illustrations. 
rhe adiWensiotis are as follow :—Vegetative cells, 4 yp thick, 3-4 
fimes as long; the oogonia, 50 » high, 64 » broad, gros Bate filled by 
the oospore which is furnished with verrucose pw 
ts wn to occur in Europe, North America, New “Dealand. 
: Glasshouse Mountains, Dr. Thos. L. Bancroft. 
aie III., Fig. 1-6.) 
elatior, Pringsh. es Moebius gives the following note :— 
hn collection at Burpe November, 1892. In my earlier 
communication I have ieaty deseribed this alga; on this occasion it 
was also again found in fructificatio 
Hab.: a iaiaoestise Dr. Thos. L. Banca 
short and curved.) Size: ae os 012-015 mm. x a third 
orter or cae oogonia, *023-'025 x 034-04 mm. ; aa on ‘vaet 
Males, ‘011-012 Aue ‘O18 mm. ; peat cell, melt "007- 
0 5 mm.—Cooke 
a 
these are 13-17 « thick and somewhat paver or as long as thick 
rents such as have discharged zoospores. o 
_ This species is known to occur a Europe, cqaeema es and North 
. pity pi in Europe is in fruit from July to Septem 
a asshouse Mountains, September, 1892, Dr. Thos. L. Bancroft. 
B ican , Fig. 10.) 
DOGONIUM, Link. 
E. fragile, Wittr. Oogonia single or twin, globose or subegg- 
haped-globose, opening by pore above the siidllo oospore fills the 
out Me te p 1-3 celled, hypogynous or subepigynous ; sper- 
. Diameter of veg. cell., 12-17; 4-5 times pee 
9 eter of pe neh fog AT p x 44-50 pw. Diameter of oospor., 40-44 
r of ‘sperm, td 12-15 » x 10-12 bo Wale, 
oni: : 44-50 p in 
Whe s sadita is known 6 obit in Sweden and North America. 
»: Myrtle, near Brisbane; in brackish water, November, 1892, Dr. 
L. Baneroft. 
