AUSTRALIAN AND TASMANIAN .ALG, oP P.SN' 
297, serrata, Kiitz. (J. Ag. Sp. Alg. ii. p. 784.) 
Has. New Holland, Sieber. 
298, fimbriata, Zama. (J. Ag. Sp. Alg. ii. p. 785.) 
Has. New Holland, Herb. Lamourouz. 
299, hypneoides, //ook. (PuatEH CXXXIV.) 
Haz. Western Port, Bass’s Straits, W. HW. H., Dr. Mueller. George- 
town, Tasmania. 
LXXVI. ASPARAGOPSIS, Montaigne. 
300. Sanfordiana, /arv. (Puater VI.) 
Har. Rottnest and Garden Islands, Western Australia. 
301. armata, Harv. (Puate CXCIL.) 
Has. West, south, and east coasts of Australia, abundant. Tasmania. 
(New Zealand.) 
LXXVII. PTILONTIA, J. Agardh. 
302. australasica, Harv. (Il. Tasm. ii. p. 305. t. 190, A.) 
Hap. South coast, from Port Fairy and Warnamboul (/7. Watts) to 
Cape Shank (/rs. Barker). Williamstown, Port Philip, Rawlinson, Tas- 
mania. 
LXXVIII. CLADHYMENIA, Harvey. 
303. conferta, Harv. (PLATE CXLIV.) 
Has. South coast, from Port Fairy to Western Port. Tasmania. 
LXXIX. LAURENCIA, Lamourouzx. 
* Fronde terete, ramis quoquoversum egredientibus, rainulis alternis. 
304, Forsteri, Grev. (J. Ag. Sp. Alg. ii. p. 744.) 
Has. West and south coasts, common. ‘Tasmania. 
304a. Forsteri, yar, elata, Sond. ; fronde 6-10 uncias alta, ramis strictioribus, 
ramulis longis filiformibus seepius simplicibus. 
Has. Western Australia. Port Fairy, Victoria. 
305, affinis, Sond. (J. Ag. Sp. Alg. il. p. 744.) 
Has. Western Australia, Preiss / [Species valde dubia. | 
306, filiformis, Mont. (J. Ag. Sp. Alg. il. p. 745.) 
Has. Western Australia, Mus. Paris, G. Clifton? [Mr. Clifton’s spe- 
cimens, referred to this species, are more robust and less dichotomous than 
L. Forsteri ; more copiously branched, less rigid, and of brighter colour than 
L. heteroclada, growing epiphytically on Cymodocea antarctica. I have not 
seen any authentic specimens of Agardh’s plant.] Tasmania, Sfwart (fide 
Sond.). 
307. heteroclada, Harv. (Puate CXLVIII.) 
Has. On rocks. West and south coasts of Australia. M‘Donnell Bay, 
Mrs. Wehl. 
** Fronde terete pinnatin ramosa, ramis quoquoversum egredientibus, ramulis 
sa@pius opposilis v. verticillalis. 
308, Tasmanica, /Jook. f. and Harv. (Ner. Austr. p. 84.) 
Has. South coasts of Australia. ‘Tasmania. 
