sept., wis.] s. NA RITA .—ENUMERA TIO SPECTER VM NEMALIONTS etc. 1 93 



Hariot as Nemalion attenuatum Ag., now kept in Herb. Mus. 

 Bot. Paris, are nothing but the present plant. 



Hab. Oma, Prov. Mutsu (K. Yendo); Onahama, Prov. 

 Ivvaki (Herb. K. Okamura); Mito, Prov. Hitachi (Herb. 

 K. Okamura); Inuboe, Prov. Shimousa (K. Watanabe); 

 Yokosuka (Savatier). 



Helminthocladia purpurea (Harv.) J. Ac, Sp. II, p. 414 ; Id., 

 Epicr., p. 50G ; De Toni, Alg. IV, p. 82 ; Kolo.-Rosenv., I.e., p. 147, 

 figs. 71-73. = A'emaIion piirpureum Chauv. : Harv., Phyv. Brit., t. 161 ; 

 Ku-rz.,Sp. Alg., p. 613 ; Id., Tab. Phyc. XVI. t. 62; Le Jol., I.e., p. 107. 



Norn. Jap. Benimozuku-modoki (now nom). 



The species is new to Japan. The specimens from Prov. 

 Boshu have somewhat smaller fronds and more compound 

 ramification than in the European forms. But I can not find 

 any good reason to regard them as to belong to an independent 

 species. 



Hah. Prov. Boshu (F. Sugiyama, Herb. K. Yendo). 



Helminthocladia australis Harv., Phyc. Austr. V, t. 272 ; J. Ac, 

 Epicr., p. 506 ; Id., Till Alg. Syst. XI, p. 39 ; De ToNr, Phyc. Jap. Nov.. 

 p. 20, No. 10 fpartim ?) ; Id., Syll. Alg., VI, p. 83 ; Okam., I.e. Ed. II, 

 p. 12 (partim) ; U\., Icon. Jap. Alg. Vol. IV, PI. CLVI, fig. sinister. 



Nom. Jap. Bcnimozuku. 



Hab. Prov. Boshu (F. Sugiyama, Herb. K. Yexdo); Kushi- 

 moto, Prov. Kii (K. Yendo) ; Ilagi, Prov. Nagato 

 (Herb. Eighth High School); Yenoshima, Prov. Sagami(!). 



Explanation of Plate. 



1. Nemalion japo an Yssdo h N'aimtv. a frond in natural Bi'ze, 



Fin. "• Helminthocladia FeTu/oana Nabita. A primarj branch. Somewhat redaced. 



I Hi 'I'ln- \ frniiil in n:il nrril i/..-. 



