25 

 Gelidium Ainausii Lamour. 



Norn, Jap, : Tengnsa. 



PL. cvr. 



Gelidium Amansii Lamour. in Kiitz Tav, Phyc. XVIII, p. 16, 

 t. 44, Id. Sp. Alg. p. 766; Martens Preus. Exped.. Bot. p. 18; 

 Collins, H olden and Setchell Phycotheca Boreal. America. No. 585. 

 Fants Amansii Lamour. Diss. p. 48, Taf. 26, f. 2-5. Sph&rococ- 

 cus carlUa^incns ,? setaceus Ag. after Martens /. c. Gelidium carti- 

 lagincn.n Harvey in Perry's Reise II, p. 331. 



Fronds caespitose, filiform or linear, rising from fibrous roots, 

 ancipito-compressed or almost flat, densely branched from near the 

 base in 3-4 times pinnate manner. Branches alternate, opposite or 

 irregularly set, patent, often slightly flexuose ; the lower ones are 

 longer than the upper, becoming gradually shorter above and 

 similarly loaded \vith lesser sorts of branches in turn. Ramuli short 

 and pointed and often furnished with ramelli. Plants attain the 

 height of 10-25 cm > mostly 10-15, with the breadth of 0.5-2 mm. 

 Tctrasporangia are produced in an elongated or roundish oblong 

 sorus formed on the upper portion of a ramulus. Cystocarp swollen 

 beneath the apex of a ramulus either terminated with a simple or 

 more or less branched apical portion of the ramulus. Colour shinin-T 

 purplish red. Substance cartilaginous, somewhat membranaceous in 

 thinner and broader ones; the fronds do not adhere to paper in drying. 



Hab. : On the rocks and stones extending from tidal marks 



o 



to the depths of 14 fathoms in the Pacific coast and to about 5 fa- 

 thoms in the Japan Sea. Keerun (Taiwan); from the east and west 

 coasts of Kyushyu to Kinkwasan ; coast of the Japan Sea ; western 

 coast of Hokkaido. In Chosen at Saishutu, Fusan, Kokuzanto (14 

 PL. CVI CX, " 



