Myxophyceae, Cliroococoaoeaa, Chroococcus. 13 



saxicola Naeg. et Glceocapsa quaternata (Breb.) Kuetz. in « Foot 

 of Bow Fell » prope « Angle Tarn » Angliae ( W. West). — Var. 

 tenax (Hieron.), Chroococcus tenax Hieron. in Lenim. Beitr. z. 

 Algenfl. von Schlesien in Abli. d. Naturw. Ver. in Bremen 1897, 

 p. 259, Kirclin. Fl. Phyc. Benac. p. 28: plasmate oerugineo viridi 

 vel olivaceo, luteo vel brunneo, membrana colorata, distincte lamel- 

 losa. Aerophytice in Silesia (Kirchner, Hieronymus) et Bohemia 

 (Hansgirg); in Italia in lacu Benaco (Kirchner). — Var. thermalis 

 (Kuetz.) Rab. Fl. Eur. Alg. H, p. 33, Chroococcus thennalis Rab. 

 Alg. n. 1413! Pleurococcus thermalis Menegh. Nostoch. p. 32, 

 t. ni, f. 2, Protococcus thermalis Kuetz. : cellulis diametro paulo 

 minori. In fontibus thermalibus Germaniie (Kuetz., Rabenhorst, 

 Gerstenberger), in fonte S. Margareth» Hungarise (Istvanffi), in 

 Austria (Beck), montibus Euganeis (Meneghini), India Batavorum 

 (Ragiborski), Africa centrali in fontibus « Nakwikni » (Schmidle). — 

 Var. subnudus Hansg. Prodr. II, pag. 161: cellulis globosis vel 

 ellipsoideis, circa 15-21 {i. crassis; membrana levissima quse sa^pe 

 deficere videtur; contentu brunneo-serugineo-viridi ; cellulis singulis 

 vel bi-quaternatis; familiis 24-30 jj.. latis. In saxis humidis mu- 

 rorum vel in stagnis et paludibus Bohemiie (Hansgirg), Carinthiie 

 (Schmidle). — Var. submarinus Hansg. in Oesterr. bot. Zeitschr. 

 1889, pag. 6, Beitr. zur Kenntn. der Meeresalg. und Bacter. Fl. 

 p. 230: cellulis 15-35 [x. diam., protoplasmate olivaceo vel chalybeo- 

 serugineo-viridi, rarius luteolis vel luteo-viridibus. In salinis inter 

 Capodistria et Zaule et prope Salona (Hansgirg). — Var. Hookerii 

 Lagerheim Bidrag till Sveriges Algflora pag. 38, tab. I, fig. 1-2: 

 cellulis maximis, solitariis vel binis vel quaternis in familias 

 consociatis; membrana crassa, distincte lamellosa; contentu obscure 

 Cceruleo; diam. cell. 27-33 [x , crass. meiiibr. 4-5 ;j.. In inari 

 Bahusiensi Suecice. — Var. fuscescens (Kuetz.) nob., Chr. fusce- 

 scens P. Richt. Siissw. Alg. a. d. Umanakdistr. p. 3, Protococcm 

 turgidus ,3. fascescens Tab. Phyc. I, t. 6, f. 1 [3, p. 5: proto- 

 plasmate fuscescenti. Passim cum typo in Europa (Kuetzing) et in 

 Groenlandia (P. Richter). 

 IG. Chroococcus schizodermaticus West Alg. of Engl. Lake Distr. IG 

 in J. R. M. S. 1892, p. 742, t. X, f. Gl-63. — Cellulis subglobosis 

 vel subtrigonis, sine teg. 5-8-11 |j.., cum tegumcnto 21-42 ij.. diam., 

 nonnunquam subreniformibus, binis vel ternis vel quaternis in 

 familias consociatis; familiis solitariis vel 2-4 aggregatis; tegu- 

 mento crassissimo stramineo vel fuscescenti, valde lamelloso (la- 



