160 Mysopliycese, Oscillatoriese, Oscillatoria. 



1863, Kuetz. in Osterprogr. p. 7, Hauck Meeresalg. p. 508, non Le 

 Jolis Alg. de Cherb. n. 2161 Lynghya intermedia Hansg. Alg. v. 

 Bohm. p. 119. — Strato sordide lerugineo-viridi vel nigro-viola- 

 scenti; trichomatibus obscure violaceis, siccitate ?erugineis, laxe 

 et regulariter spiralibus, elongatis flexilibus subtorulosis, 18-36 [x. 

 crassis; articulis diam, trichomatis 3-6-plo brevioribus, 3-6 {x. longis; 

 contentu tenui-granuloso, nonnullis granulis crassioribus unifor- 

 miter consperso; dissepimentis haud granulatis; cellula apicali su- 

 perne convexa non capitata, calyptra nulla. 



Hah. rupes ccenosas nec non portuum muros per Galliam occi- 

 dentalem (Debray, Le Jolis, Thuret, Crouan) et septentrionalem 

 (Debray), Angliam (Cutler. Holmes, Batters), mare Adriaticum 

 ad Tergeste (Hauck); in Dahnatia (Hansgirg); in fontibus salsis 

 Bohemiae i^HANSGiRo), ad litora atlantica Americse borealis (Wolle), 

 prope ins. Whidbey (Gardner) et pelagica (Murray et Blackman), 

 ad oras insula; Laysan Polynesise (Schauinsland). — Var. phor- 

 midioides Hansg. 1. c: filamentis vaginis achrois valde conspicuis 

 prseditis. In fontibus salsis Bohemias (Hansgirg). 



19. Oscillatoria Dufourii De Not. in Ardiss. & Straff. Enum. Alg. Lig. ^85 

 p. 66, Ardiss. Phyc. Medit. H, p. 282. — Strato violaceo-nigrescenti, 

 longe radiante; trichomatibus ad 13 [j-. diam., leniter flexuosis, 

 transverse striato-plicatis, articulis diam. 3-plo brevioribus; cellula 

 apicali attenuata, obtuse rotundata. 



Hah. ad « Cornigliano » in mari Ligustico (De Notaris). — An 

 revera sit hsec maris incola species, incertum est. Affinis videtur 

 Oscillatorio3 Bonnemaisonii. 



20. Oscillatoria minlata -(Zanard.) Haucl^ Meeresalg. p. 508, 1885, 386 

 Ardiss. Phyc. medit. p. 283 (sub Oscillaria), Gomont Monogr. des 

 Oscillatoriees p. 216, Lynghya miniata Zanardini Ic. phyc. Adr. I, 



p. 63, t. 16, 1860. — Strato soidide vel obscure rubro, tricho- 

 matibus pallide fusco-rubris, rectis, torulosis (?), 16-24 \x. crassis, 

 apice breviter attenuato-obtusis, capitatis ; articulis diametro tri- 

 chomatis 2-6-pIo brevioribus, 7-11 [j.. longis; contentu homogeneo 

 vel parce graiiuloso; celhila apicali calyptram leviter convexam 

 pmebente. 



Hah. in mari Adriatico in limosis ad oras Dalmatia? (Botteri, 

 Zanardini, Hauck) ; ad litora ins. Guadalupse et pelagica in oceano 

 Atlantico (Maze et Schramm in herb. Crouan, Murray et Black- | 



man). — Stratum format haec species valde mucosum, indetermi- [ 

 nate expansum, etiam in sicco colorem coccineum servans. | 



