184 G. ZeWer— On Burmese Algce, Sfc. [No. 8 



attenuatis, apice pallidioribiis vel hyaliiiis ; articulis diametro ad duplo bre- 

 vioribus, saepe confluentibus ; vaginis arctis, hirtis, hyalinis v. lutescentibus. 

 Pegu, Yoma in valle Choungmenah (Khaboung) ad declivia argillosa (3154). 



*67. POLTPOTHRIX BINATA, Z., n. Sp. 



Lacustris, csespitulis 2-3 lin. altis, serugineo viridibus ; filis pulchre 

 serugineis, primariis 1/300 lin. crassis, pseudoramulis divaricatis, elongatis, 

 1/500 lin. crassis ; articulis inferioribus distinctis, saepe dimidiatis, plerum- 

 que diametro duplo longioribus, rarius ei eequalibus v. brevioribus, subtoru- 

 losis, supremis confluentibus. (Articuli saepe ad modum Sirosiphonis longi- 

 tudinaliter bipartiti'^. Pegu, Kya Eng, in radicibus submersis (3195, 3203) 

 Eng-ga-na (3242, 3248). 



SIBOSIPHONIACEM. 



*68. SlBOSIPHOK PARASITICUS, Z., n. sp. 



Strato cespitoso, fusco ; filis virescentibus, 1/200 lin. cum vagina 1/300 

 sine vagina crassis, curvatis, parce ramosis ; ramis ascendentibus, bomogeneis ; 

 articulis saepe obsoletis, vel confluentibus, duplici serie ordinatis, granulosis, 

 diametro brevioribus ; vaginis arctis, luteis v. hyalinis, Pegu, Yoma, 

 Choungmenah, in sylvis sempervirentibus ad folia arborura et fruticum 

 (3292). 



BAL3IELLACi:^. 



*69. Pleueococcus vulgaris, Menegh. {Brotococcus, Kg.). 



Eangoon, ad parietes hospitii circuit house dicti (3210). 



*70. Closterium striolatum, Ehrenb. 



Pegu, Kya Eng, inter plantas submersas aquaticas. 



*71. Pleurot^nium baculum, De Bary (Bocidium, Breb.). 

 Pegu, in palude prope Wanet, natans (3238/a). 



*72. Pleurot^nium trabecula, ISTseg. {Bocidium Ehrenherghii^ 

 Breb.). 



Pegu, Eng-ga-na prope Phounggyee (3242). 



*73. EUASTRUM ANSATUM, Kalfs. 



Pegu, Eng-ga-na (3242). 



=*74. EuASTRUM AMPULLACEUM, Ealfs. 



Pegu, Kya Eng. 



* These are only stray Desmids found by DD. Zeller and Rabenhorst amongst the 

 Algae. My collection of Burmese Desmids is in the hands of Mr. W. Archer of 

 Dublin. (S. Kurz.) 



