- 133 - 



Engl. p. 39. Ilormactis Farlo^i Born, in Farlow, Anderson et 

 Eaton Alg. Exs. Am. Bor. No. 45. 



Fronds depresso-globular, sac-like, 5 mm. to 5 cm. or more 

 in diameter, plicato-expanding and bullated, often becoming con- 

 fluent, of dark-bluish green or violet color and almost leathery 

 substance. 



Hab. : On rocks and stones near high tide in warmer parts; 

 Taiwan, Ryukyu, Amaktisa Isl., Nomo, Prov. Kii, Toyohama (Prov. 

 Owari), Cape Iwai (Prov. Rikuzen), Provs. Iwami and Yechigo. 



PL. CXXXIII, Fig. 14-17. Fig. 14: fronds of Brachytrichia 

 Quoyi (C. Ag.) Born, et Flah. in nat. state and size. Fig. 15 : 

 cross-section of a frond, 1 1 . Fig. 16: portion of the fig. 15 magd., 

 ^. Fig. 17 : one of filaments detached, ^. 



Brachytrichia Zanard. 1872. 



fo fo fr i" b M- 

 RIVULARIACEAE (MYXOPHYCEAE). 



y y' 7 y r & (1 ; ^ ). 



- ^ 7" ^ ^ ^ Wjt - T 7 t* ^ * y ) ^ |IJ - Scytonema ^ 



^ = i- r y , X i$ * & 85 -* :itifl = > ^ _t ^ * - ^ ^c 



b r j> . ^'j (IB Uti ?'J ? it - A- Jlvi> - ^ ^- - r y ? ^ PJ 



- y 7 -> 



