186 Myxoplij^ceEe, Oscillatorlefe, Oscillatoria. 



De Toni Fl. Alg. Ven. IV, p. 73, Osterh. et Gardn. in C, H. et 

 Setch. n. 10011 Holtz in H. et R. Phyc. Un n. (U2I Oscillaria 

 chalyhea Mert. in Jiirg. Alg. Dec. XIH, n. 4, 1822, Ag. Syst.p. 67, 

 Kuetz. Phyc. gen. p. 188, Phyc. genn. p. IGO, Sp. p. 245, Tab. 

 Phyc. I, p. 29, t. XL, f. VIII, Rab. Fl. Eur. Alg. II, p. 108, Cooke 

 Brit. Freshw. Alg. p. 253, t. XCVIII, f. 1, Wolle Freshw. Alg. of 

 U. S. p. 314, t. CCVI, f. 17-21, non Rab. exs. n. 776! 11171 Oscil- 

 laria smaragdina Bory Dict. XII, pag. 472 p. p., OsciUatoria 

 trapezoidea Tiklen in Bull. Torrey Bot. Club 1896, p. 58, sec. 

 Setchell in Erythea vol. IV, 1896, n. 4, p. 69, Oscillaria punctata 

 Menegh. Consp. Alg. Eug. p. 9 (nec Corda?), Oscillaria suhsalsa 

 Zanard. Syn. Alg. in m. Adr. h. cogn. p. 47, Hauck Meeresalg. 

 p. 508, 0. chalyhea b Boschii Kuetz. Sp. p. 245, Lynghya cha- 

 lyhea Hansg. Prodr. Alg. v. Boh. II, p. 116, excl. var. luticola 

 (Menegh.) Hansg. — Trichomatibus obscure seruginosis, in stratuni 

 atro-viride agglomeratis, fragilibus, rectis, ad genicula leviter con- 

 strictis, 8-13 ]x. crassis, apicem versus attenuatis, ad extremum 

 uncinato-arcuatis; articulis diametro 2-3-plo brevioribus, rarius 

 subquadratis, 3,6-8 [j.. longis, contentu tenui, granuloso, interdum 

 granulis refringentibus crassis consperso farctis ; dissepimentis 

 non aut vix granulatis; cellula apicali obtusa, haud capitataj ca- 

 lyptra nulla. 



Hah. in aquis thermalibus et subsalsis praecipue, sed etiam 

 in frigidis, per Sueciam (Neumann), Bataviam (Bory), Angliam in 

 Yorkshire (West), Germaniam septentrionalem (Mertens, 0. Za- 

 CHARiAs, HoLTz, Reinsch) et centralcm (Kuetzing, Kirchner, Lem- 

 mermann), Bohemiam (Hansgirg), lacum Constanti£e (Kirchner), 

 Bosniam (Karlinski, Gutwinski), Hungariam (Istvanfei), Rossiam 

 prope «Cinguiew» (Riabinine), Austriam (Schiedermayr, Stock- 

 mayer), Galliam (Le Jolis, Gomont), Istriam (Titius, Hauck), 

 Galiciam (Gutwinski), Italiam ad thermas Euganeas et prope Ve- 

 netias (Meneghini, Zanardini, De Toni), nec non in lacu Benaco 

 (Kirchner) et prope Senas (Tassi), Siciliam (Spinelli), ins. Ceylo- 

 nam (Ferguson), Numidiam ad Biskra (Sauvageau); ad « Kame- 

 rum » Africte occidentalis (Nordstedt), ; in dltione Siamensi Asioc 

 australis (Volz) et in America boreali (Wolle, Collins, Farlow, 

 Martindale, Tilden, Setchell, Osternout et Gardner, Pike). — 

 Var. anguina (Kuetz.) Gom. Mon. p. 233, Oscillaria anguina Kuetz. 

 Alg. Dec. H, n. 14, Sp. p. 245, Tab. Phyc. I, p. 29, non 13ory: 

 trichomatibus passim in spiram laxam contortis. Passim, cuin typo. 



