88 Myxopiiycese, Ohroococcaceae, Microcystis. 



Hab. in lacubus Saxoniae et passini (xermanisB borealis (Lem- 

 mermann), « Ringsjon » Suecise (Lemmermann), Harsjun Dania? 

 (Ostenfeld) insulis Faeroensibus (Boergesen). — Vel aptius Cla- 

 throcystidi adscribenda? Cl, Lemm. enim hanc speciem cum Cla- 

 throcystide elongata \V. et G. S. West se conjungere contendit. 



8. Microcystis scripta (Ricbt.) Lemm. in Zeitschr. fiir Fischerei XI 

 (190?)j p. 101, Po/?/c?/5/^/5 scr//;/a Richt. in Hauck et Richter Phyc. 

 Univ. n. 92, Hedwigia 1880, t. VI, p. 255, Nuova Notarisia 1887, 

 p. 307, Polycystis Flos-aquce var. scripta Hansg. Prodr. II, p. 144. 

 — Strato sulphureo-viridi, sicco olivaceo vel iBrnghioso, algas fila- 

 mentosas obducente, mucoso, libere autem natante granuloso, non 

 mucoso; familiis definitis lobato-saccatis 20-80-300 [x. latis con- 

 tortuplicatis, quasi figuras vel scripturas formantibus; cellulis 

 globosis, 5-7 [x. diain. singulis vel geminatis, pallide serugineis, 

 interioribus homogeneis, exterioribus rubicundo-granulatis. 



Hdb. in lacu Mansfeld pr. Roblingen (Richter), in Silesia 

 (ScHMULA, M. Schmidt), iu fluvio Albi (Volk), passim in Bohemia 

 (Hansgirg), in lacubus Saxonias, in lacu Miiggel prope Berolinum 

 limnetica et passim in Germania boreali (Lemmermann) et in 

 Mullsjuii Sueci;e (Lemmermann). 



9. Microcystls elabens (Breb.) Kuetz. Tab. Phyc. I, p. 6, t. 8, Desmaz. 

 ed. IJ, n. 1652, Polycystis elabens (Breb.) Kuetz. Sp. p. 210, Breb. 

 in Rab. Alg. exs. 2178! Utgen. et Schmula in H. et R. Phyc. 

 Univ. n. 684! Rab. Fl. Eur. II, p. 53, Hansg. Prodr. II, p. 155, Mi- 

 cpohaloa elabens Breb. in Menegh. Nostoch. p. 104. — Strato glo- 

 boso vel membranaceo ex a?rugineo vel olivaceo-viridi, aetate pro- 

 vecta vel exsiccatione subfurfuraceo, nec mucoso charta3 vix adh;x3- 

 rente, cellulis oblongis 3-1,5 [j.. diam. 7 [x. longis in familias circa 

 80 [j.. latas consociatis, familiis laxe dispositis. 



Hab. in stagnis Gallire prope Falaise (Brebisson), Tiroli^e in 

 hi,cul)us «Egelsee» prope «Kufstein» et «Walchsee» (Heufler), in 

 floribus aqu8B in Bohemia passim (Hansgirg), in Holsatia (L.em- 

 mermann), Silesia (Utgenannt, Schmula), in fluvio Albi (Volk), 

 in liorussia (Reuter, Lemmermann), Scotia, Anglia (West), Nova 

 Anglia Amer. bor. (Collins) et in lacubus Anatolicis (Brunnthaler, 

 Forti). 



10. Microcystis ichthyoblabe Kuetz. Tab. Phyc. I, p. 7, Polycystis 

 ichlhyohlat>e (Kunze) Kuetz. Sp. Alg. p. 210, Rab. FI. Eur. Alg. II, 

 p. 210, P. elabens var. ichthyobtahe Hansg. Prodr. II, p. 145, 

 Rabenh. Alg. exs. n. 16 I et 210! — Strato membranaceo, tenui, seru- 



