154 Myxophyceae, Oscillatoriese, Oscillatoria. 



(Lagerheim), Daiiiam (Nordstedt, J. Schmidt), Galliam borealem 

 (GoMONT, De Wildeman), Germaniam (A. Braun, Richter, Magnus, 

 ScHMULA, Gomont), Boiiemiam, Istriam (Hauck, Hansgirg), Italiam 

 (Passerini, De Toni, Meneghini, Forti), Africam borealem (De- 

 bray); in lacu Nyassa ad Rukwa (Fulleborn); in Amer. bor. 

 (Setchell, Hardssonn, Nott, Tilden, Gardner), insulis Azoricis 

 (Bohlin), .Equatoria et Colnmbia (Lagerheim), Australia (Moebius, 

 Schmidle) et terra Francisci Joscpbi (Borge). — Var. caldariorum 

 Lagerb. Algol. Bidr. in Bot. Notis. 1886, p. 49, J. Schm. Cyan. Dan. 

 p. 72, 0. caldariorum Hauclc in Oest. bot. Zeit. n, 5, p. 409, 

 1876, Richt. in H. et R. Phyc. Univ. n. 33! Gardn. in Coll., H. 

 et Setch. Phyc. Bor. Amer. n. 155, Joshua in W. et N. exs. n. 11881 

 Lag. in W. et N. exs. n. 1189! Hansg. Polyniorph. d. Algen t. II, 

 Lyngbya sancta var. caldariorum (Hauck) Hansg. Prodr. II, 

 p. 117, Wittr. et Nordst. exsicc. n. 888! Phyc aniv. n. 33 : tricho- 

 matibus 10-14 [x. crassis. — Var. aequinoctialis Gom. 1. c. p. 210, 

 J. Schm. 1. c, Nott in Coll., Hold. et Setch. Phyc. Bor. Amer. 

 n. 502! Lagerh. in W. et N. exs. n. 11901: trichomatibus 15-20 {x. 

 crassis. Hsec varietates passim cum specie typica permixtae obser- 

 vantur. 



10. Oscillatoria Schroeteri (Hansg.) nob., Lynghya Schroeteri Hansg. 

 Prodr. Alg. von Bohmen II, p. 117, Oscillaria brevis Schroet. in 

 Jahresb. des Schles. Ges. f. vat. Cult. p. 187, 1883. — Trichoma- 

 tibus fragilibus, brevibus, plerumque tantum 60-80 \s.. longis, circiter 

 10 [x. crassis; articulis 3-4-plo diametro brevioribus, contentu hete 

 geruginoso-viridi farctis; vaginis subtilibus. 



Hab. in saxis udis montium rara; in « Riesengebirge » (J. 

 Schroeter), in flumine Moldau Bohemia^ et in Istria (Hansgirg). 

 — Var. rupestris Hansg. 1. c. : fihimentis brevioribus et contentu 

 sordide olivaceo-viridi : ceter. ut in specie. 



11. Oscillatoria minuta Hansg. Ueb. neue Sussw. u. Meeresalgen 1890, 

 p. 17, t. 1, f. 14 (sub Lyngbya). — FiUxmentis stratum mucosum, 

 hyalinum, ca^ruleo-virescentem efficientibus, cum vaginis achrois, 

 paullo manifestis 0,4-0,7 raro 1 [j.. latis, s.Tepe apice rostrato-pro- 

 ductis, articulis 1-1 '/^ raro 2-plo longioribus quam latioribus, 

 contentu dilute vel pallide cseruleo-viridi. 



Hab. in mari Adriatico ad oras Istria3 et Dahnatia^ h. e. pr. 

 « Pola, Fasana, Orsera, Parenzo, Spalato » (A. Hansgirg). 



12. Oscillatoria limosa (Roth) Ag. Disp. Alg. Suec. pag. 35 (1812), 

 Syn. Alg. Scand. p. 104, Syst. Alg. p. m, Lyngbye Tent. p. 86, 



