416 ALGÆ TASMANICÆ. 
Fam. 11. SPHACELARIEZÆ, J. Ag. 
128. Sphacelaria hordeacea, Harv. in Hook. Ic. PI. 
Has. Tasmania, Mr. Gunn. 
Series III. CHLOROSPERMEÆ, or ZOOSPERME. 
Fam. 12. SiPHoONEz, Grev. 
129. Caulerpa hypnoides, Ag—Fucus hypnoides, Turm. f. 
478. : 
Has. Tasmania, Mr. Gunn. 
130. Caulerpa sedoides, Ag.—Fucus sedoides, Turn. t. 172. 
Has. George Town, Mr. Gunn. (1357.) : 
131. Caulerpa Brown, Endl.; surculo nudo, frondibus 
erectis vage ramosis, ramis paucis gracilibus simplicibus 
ramentis cylindraceis tenuibus quadrifariis patentibus dense 
obsitis basi nudis. 
Has. Tasmania, Mr. Gunn.—A single, not very perfect 
specimen. 
132. Caulerpa furcifolia, nobis; surculo vestito crasso, fron- 
dibus erectis crebris longissimis simplicissimis undique 
ramentis furcatis cylindraceis incurvis imbricatis mucron? 
tis vestitis.—C. Selago, nobis, Lond. Journ. v. 4. (ecl. Syn) 
Has. Tasmania, Mr. Gunn. Also at New Zealand.—At 
first sight, this strongly resembles C. Selago, but is a much 
larger and stronger plant, with its surculi, as well as 
fronds, densely clothed with forked ramenta, the er 
character admirably distinguishing it from every other 
133. Codium tomentosum, Stack.— Ag. syst. p. 177. 
Has. Common in Tasmania. 
.. Fam. 13. Conrerv#. 
134. Conferva clavata, Ag. Syst. 
Has. Tasmania, Mr. Gunn. 
. 185. Conferva valida, nobis; filis simplicibus longis issimi : ; . 
