414 ALGÆ TASMANICÆ. 
112. Sargassum flaccidum, Sond. in Bot. Zeit. 1845. 
Has. Tasmania, Mr. Gunn. 
113. Sargassum capillaceum, nobis ; caule compresso flexuoso 
pinnato bipinnatove, pinnis longissimis filiformibus apice 
longe attenuatis setaceis, foliis capillaribus pluries dicho- 
tomis crebris alternis superioribus in pinnulas foliosas mu- 
tatis, vesiculis globosis muticis supra axillaribus ; recep- 
taculis....? 
Has. Tasmania, Mr. Gunn.—Nearly related to S. flaccidum, 
but with a somewhat different habit and larger muticous 
vesicles. It also comes near the variety capillifolium of S. 
pennigerum. 
114. Sargassum heterophyllum, Ag. 
Has. Tasmania, Mr. Gunn. A single, imperfect specimen. 
115. Blossevillea Zorulosa, Dne.—Fucus torulosus, Turn. t.: 
157. 
Has. George Town, Mr. Gunn. | 
116. Blossevillea retroflexa, Dne.—Fucus retroflexus, Lee | 
t. 260. Turn. t. 155. 
Has. Cape Van Diemen, Labillardière. George Town, Mr. 
Gunn. 
117. Blossevillea retorta, (?) Dne.—Fucus retortus, Turn. 
Has. Tasmania, Mr. Gunn.—The specimens are importer: 
and hardly sufficient. +. 
118. Blossevillea uvifera, nobis; caule gracili subcylindraceo pd 
 angulato subinarticulato basi nudiusculo muricato supr 
: bipinnatim ramoso, pinnis stipitatis circumscriptione OV zs : 
alternis pinnulatis, pinnulis erebris patentibus filiformibus 
-pinnato-dichotomis fastigiatis laciniis erectis elongatis sim- — 
_plicibus, axillis rotundatis, vesiculis e pinnis primariis ortis — 
breve pedicellatis globosis ellipticisve muticis = 
inter pinnulas sparsis, receptaculis terminalibus lanceolatis A 
acutis nec torulosis. ded 
Has. George Town, Mr. Cam à very handsome and dr 2 
tinct species. "s 
: 119. Blossevillea caudate, nobis; caule igot; mmis: a 
