46 
ne a ones.” —Berkeley. 
Prof. Mocbius says:—‘“ The dimensions of the vegetative cells 
(4) and the spherical ey eo sts (6-6°5 p), as well as the thick 
intwined layer of filaments, wand tally with this determination. “Th 
species is up to the present time known from Europe and North 
America.” 
,  Hab.: Dalby, Darling Downs; collection, May, 1893, Dr. Thos. L. Baneroft. 
ANABENA, Bory 
richomes eho "yikoat sheaths Ae rarely vagina) Pe | 
posed of subglobose cells, some of which become changed in globose 
or elongated spores, usually yellowish-brown or golden- eet *Hetew ool . 
cysts intercalated in the trichomes. Spores originating in cells 
adjoining the heterocysts.—Cooke’s Freshwater Alge, 34 
A. flos-aque, Breb.(?) Free swimming, membranaceous, INGE | 
ichomes more or less curved, often circinate ; joints =phene 7 
from mutual pressure elliptic or quadrate. Heterocysts pee 
elliptical. Spores globose. Size: Cells -0045- ‘006 mm.; heter h le 
‘012-014 mm. long; spores °008-'01 mm.— Cooke, British Fres 
Alge, 235. ce. 
Prof. Moebius gives the following note :— ‘ Vegetative cells a 
thick; border cells 5 p thick, 8-10 p» long; spores pein oe on ptt 
accou unt the A ganas is acetal! in. own from Buropé © 
North Ameri sek b 
Hab.: eae Sisk, Burpengary, May, 1892, Morney Creek, Dr. 
Bancroft. 
(Plate XI, Fig. 21.) 
a spumige Mertens; « ge be Born. and Flak. : 
Moebius wanige tm, et note ae i Filaments 11 eas at) i- 
broad, } as long; border-cells somewhat larger one galt 
pressed, spherical about 12 p thick. This species © 4 ali 
brackish, and fresh water; and is known from Hurope 4% 
(Franci s).” 
m 
Et 
Hab. : Freestone Creek, Warwick, on rocks, August, 1 
et CYLINDROSPERMUM, Kueta : 
eterocysts seme deena Other character 
in Spherozyga. Spores originating in cells placed jus 
heterocysts.—Cooke’s race Alge, 243 
