mm.; .}.-3 : fig 



- v 7 x f-ii ' r$ ^ w 7 ^a & & * ' * & 



H ^ Jt A" ^ IS ^ ^ ^*. ^'-6 : ^ T- 



it bl^-Sft*^^^*/ ,{ -> HU ^ '' 



40 . ->) b ? ^ ^, -'".-9-10 : ^' ; P ; t,- ^ ft ^ ^ ^ ^C k * 

 -t / , *f . 11 : ^ ^ b ^ ^ * > M ffi ^> A' * ^ , ^f .-12 



Chnoospora obtusangula (Harv.) Sond. 



Norn. Jap. : Mura-chidori. 

 PL. CLXIV, Fig. 1-9. 



Chnoospora obtusangula (Harv.) Sond. Alg. trop. Austr., 

 P. AS: De Toni Syll. Alg. Ill, p. 465; Id. Phyc. Jap. Nov., 

 1895, p. 54. Dictyota obtusangula Harv. Char, new Alg., 

 1859, p. 329, no. 14 ; Kuetz. Tab. Phyc. IX, t. 28, f. 2. 



Known only in herbarium-forms. Fronds, narrow linear, 

 thick and sacculent as it is seen from the restored states in 

 rcimmersing dried fronds, elongated, very distantly forked 

 helow, divaricately dichotomous with very wide and round 

 axils, becoming denser and more irregularly dichotomous 

 ,<>vvard apices with short and slender segments. 



I have some young and small depressed intricated fronds 



