310 FLORA OF TASMANIA. [Alge, by W. H. Harvey. 
2. Amphiroa stelligera (Lamarck; Harv. Ner. Austr. p. 96; J. Ag. Sp. Alg. ii. p. 539). 
Has. Common on Ampkibolis antaretica. 
DisrRrB. Australia. | 
3. Amphiroa Wardii (Harv. Ner. Austr. p. 99. t. 38).—Arthrocardia Wardii, Aresch. in J. 4g. 
Sp. Alg. ii. p. 551. 
Has. Five-mile Bluff, near Georgetown, R. Gunn. 
DrsrarB. South and east coasts of Australia. 
4. Amphiroa (Cheilosporum) elegans (Hook. fil. et Harv. Ner. Austr. p. 101. t. 38; J. Ag. 
Sp. Alg. ii. p. 546). 
Has. Five-mile Bluff, Gunn. 
Disrris. Native of New Zealand and New South Wales. 
Gen. LX. CORALLINA, Lina. 
(Lamour. Cor. Flex. p. 275. Harv. Ner. Austr. p. 103. J. Ag. Sp. Alg. ii. p. 560.) 
1. Corallina officinalis (Linn.; Harv. Ner. Austr. p. 104; Harv. Phyc. Brit. t. 222; J. Ag. Sp. 
Alg. ii. p. 562). 
Has. At Five-mile Bluff, and at Brown's River, R. Guna. 
Disrris. Native of the Northern and Southern Oceans. 
Gen. LXI. JANIA, Lamour. 
(Lamour. Cor. Flex. p. 266. Harv. Ner. Austr. p. 104. J. Ag. Sp. Alg. ii. 553.) 
l. Jania Cuvieri (Decne. ; Harv. Ner. Austr. p. 105; J. Ag. Sp. Alg. ii. p. 572). 
Has. Rocky sea-shores. | 
Disrris. Native of New Holland and New Zealand. 
2. Jania micrarthrodia (Lamour.; Harv. Ner. Austr. p. 107; J. Ag. Sp. Alg. ii. p. 555).—J. 
tenuissima, Sond. Harv. Ner. Austr. t. 40. 
Has. On Alga, in tide-pools, common. 
DisrRIB. Australia generally. 
Gen. LXII. MASTOPHORA, Dene. 
(Dene. An. Sc. Nat. 1842, vol. ii. p. 126. Harv. Ner. Austr. p.108. J. Ag. Sp. Alg. ii. p. 525.) 
l. Mastophora canaliculata (Harv.); fronde bi-triunciali flabelliformi fastigiata multipartita, 
segmentis digitato-multifidis, laciniis linearibus subtus canaliculatis lævibus rubris supra convexis trans- 
versim zonatis, apicibus parum dilatatis obtusis margine plano, ceramidiis infra apices dense aggregatis.— 
Mastophora, n. sp. ?, Harv. Alg. Aust. Exsie. n. 443. 
Haz. Tasmania, C. Stuart. 
Disrris. Coast of Victoria, at Port Fairy, W. H. H. 
Fronde 2-3 inches high, flabelliform and fastigiate, deeply cut into innumerable narrow-linear laciniæ, about 
_ A line or a line and a half in width, flat and somewhat midribbed in the lower portion of the frond, convex above 
and channelled on the lower surface in the upper portion. Principal segments 4 or 5, flabellato-digitate, multifid, 
their divisions irregularly di-, tri-, or polychotomous. .4pices not much expanded, blunt, with a flat margin. Colour 
