OF SOUTH AUSTRALIA. 
249 
Laurencia majuscula (Harvey) Lucas. 
An arborescent species, of a rich red-purple colour, growing to the height 
of 30 cm. or more, very densely compound pinnate, with short crowded 
branches and branchlets. 
Western Australia, South Australia, Victoria to North Queensland, Lord 
Howe Island. 
Laurencia tasmanica Hooker and Harvey. 
Frond arborescent, to 30 cm. or more high, somewhat compressed, sub- 
regularly oppositely branched. Colour livid-purple. 
South . Australia (Investigator Strait, Port Noarlunga), Victoria, 
Tasmania. 
Laurencia botryoides Gaill. 
Frond distichously pinnate, with a flexuous excurrent rachis; pinnae 
alternate, patent, once or twice compound ; pinnules conical, obtuse, densely 
tuberculated, the warts globose. Colour dull-purple. 
South Australia (Kangaroo Island), Tasmania. 
II. — Frond compressed. 
Laurencia elata (C. Ag.) Harvey. 
Frond 30 cm. to 45 cm. high, 2 mm. diameter, compressed or flat, many 
times pinnate. Primary branches two to three times pinnate, the lower 
Fig. 110 . — Laurencia elata: a, branch; b, apex of a fertile 
ramulus, with cystocarps; c, tuft of spores. ( b and 
c, after Harvey.) 
