— loay — 



lilms iiii-lis i-i' „ ; «•(inju^MliiMir scihiiiluiini >r\ hil.-i ,ili '.' i, (■«•lliilis rriK-lilniH non iiill;iliK; 

 zyi;^(),s|)()iis t'Iliplicis, (li;iiiicliii i ■' .,- |.l(. Icifi-inrilnis, polis hiIi;i((iIi- i nliiiiil;ilis, iiiiMiil.niii;i 

 [i. riMSS;i, liil(;((-l)riiiiiicii cl l;I:iI)|:i, 



Ciiiss. ccll. vct;cl. iriH-iCiCi [a ; loiiy. /.Nyosp. ■fid ;;. ; l;il. /.v^iisi». I .'{.'i a. ('l'c.xl lit^. a j. 



Fig. '2. — Spirogijra si)lend>cla sp. nov. a. végétative cell ; />, gametaiigium willi lygospore. x WO. 



Ctindinamarca: Laguna de Ubaque, Eastern Andes ; altit. 2066 m. N" 28. 



Tliis large species oeciined along- wilh <]\ dogonium /(ihulosuni var. columbianum and 

 Œ. (aphrosporuin aiiioiii;- a siiiall species of Nitella. The onlv known species of tlie 

 saine size is Sp. po/i/facnia/a Stuasb., t'rum wliicli Sp. sp/endida is casily dislinçuished 



