388 Confervoidece, Pithophoraceci!, Pithophoru. 



subirrogularibus 133:^121; aciQetis terminalibus plerumque sub- 

 conicis, apice rotundato, raro orcula^forraibu?, sursum brevi, acurai- 

 natis, apice subrotundato; acinetis subconicis circ. 155^63, orculae- 

 ibrmibus circ. 148:^95. 



llab. in aquis dulcibus in ludia. — Forma ceylanica Wittr. in 

 Wittr. et Nordst Alg. aq. dulc. exs. n. 322, Wittr. in Botan. No- 

 tiser 1880, p, 117: forma magis ramosa; acinetis seepius orcula^- 

 formibus. la piscina prope «Galle)) in insula Ceylon Asian (F. R. 

 Kjellman). 



9. Pithophora Zeilerl (Mart.) Wittr. On the Devel. and syst. Arrang. ioi9 

 of tiie Pithoph. p. 64, t. I, f. 9-12, Hedwigia 1878, p. 121, Cla- 

 dophora Zelleri Martens Preass. Exped. pag. 111, t. 2, f. 1. — 

 Subvalida; filamento principali partis thalli cauloideac speciminum 

 fertilium circ. 120 y.. crasso, ramos pleruraque duorum ordinum 

 singulos vel binos oppositos eraittente; acinetis vel inclusis vel ter- 

 rainalibus; acinetis in filamento principali sitis, plerumque gemina- 

 tis; acifietis in ramis sitis plerumque solitariis; acinetis inclusis su- 

 perioribus binarum gerainatarum (solitariisque in filamento princi- 

 pali) orcula^formibas, circ. 232^^144; acinetis inclusis inferioribus 

 binarum geminatarum subcylindricis, circ. 179:^113; acinetis ra- 

 raorura inclusis solitariis cylindricis, circ. 135=^85; acinetis ter- 

 miualibus orculasforraibus, brevi-acurainatis, apice subrotundato, circ. 

 382::: 132. 



Hab. prope «Jokohama)) io Japouia (E, v. Martens). 



10. Pithophora Roettleri (Roth) Wittr. On the Devel. and syst. Ar- 1020 

 raug. of the Pithoph. pag. m, tab. I, f. 12-20, taa. V. f. 11-12, 

 Hedwigia 1878, pag. 121, Cerammm Boettleri Roth Cat. III, 

 pag. 123 (1806), C/adophora Roetileri Kuetz. Sp. p. 409, Cla- 

 dophora acrosperma Kuetz. Phyc. gener. pag. 265, Cladophora 

 Engelmanni Kuetz. Species p. 411 sec. Grunow Alg. Novara p. 39. 



— Robusta; filamento principali partis thalli cauloideae speciminum 

 fertilium circ. 165 u. crasso, raraos trium ordinura emittente; ra- 

 rais ordinis prirai ternis verticillatis; ramis ordinis secundi et ter- 

 tii solitariis vel binis oppositis; acinetis solitariis (raro gerainatis) 

 vel inclusis vel terminalibus; acinetis ramorura orcula^forraibus vel 

 cylindricis; acinetis filamenti principalis forraa subirregulari do- 

 natis ; acinetis orcuheformibus circ. 266 ^j 152, cylindricis 143^:83 

 subirregularibus 213-191; acinetis terminalibus vel obovoideis, 

 basi truucatis vel rarius subconicis, apice rotundato, illis circ. 

 212^150, his 246 = 88. 



