Myxo])liyoece, CliroococcaceiP, Daotylococcopsis. 31 



geininis ellipsoideis vel oblongis, utrinque obtuso rotundatis, 1-6 [j.. 

 sine tegumcnto, 11-12,5 cum tegumento latis, diametro 1-2-plo lon- 

 gioribus, contentu cajruleo-viridi; familiis 15-20 (x. crassis. 



Hab. in saxis murisque humidis Germanice (Kuetzing, Raben- 

 iioust), Bohemi;e (Hansgirg) et Austria' (Hansgirg). — Var. mellea 

 (Kuetz.) Hansg. Prodr. p. 135, Gloeocapsa mellea Kuetz. Spec. p. 223, 

 Tab. Phyc. I, t. 23, f. V, an Ghcothcce mellea Ptabenh. FI. Ear. Alg. 

 II, p. 62. et Mic7^ocijstis mellea Meneg. Nostoch t. 12?: variat a 

 typo contentu luteo rufo aut luteo-brunneo, In Bohemia (Hansgirg), 

 Istria prope Tergeste (Hansgirg), Gallia ad Falaise (De Brebisson), 

 Hollandia ad Goes (van der Bosch; in muris, in terra nuda, « Colora- 

 do » Amer. bor. (Wolle). — forma rupestris Hansg. Prodr. II, p. 135, 

 Chroothece ruj^estris Hansg. in Oesterr. Botan. Zeitschrift 1886, 

 n. 4, W. N. et Lag. exs. n. 1539: aerea, strato initio subgloboso, 

 postea confluente irregulari compacto subgelatinoso, oerugineo-Iu- 

 teolo vel luteo-fuscescenti; cellulis cylindricis vel oblongo-ellipticis, 

 15-25 «12-15 [X., singulis, binis vel 4-8 in familias filiformes con- 

 gregatis, membrana tenuissima matricali velatis; chromatophoris 

 (cyanophoris) obtuse asteriformibus (subglobosis) centralibus seru- 

 gineis (juv.) vel flavo-aureis, pyrenoides (an nucleos?) globosos in- 

 cludentibus; cytioplasmate achroo, subtiliter granuloso; tegumentis 

 3-5 {x. crassis, achrois, non distincte lamellosis. In saxis inundatis, 

 lapidibus subhumidis ad Chuchelbad Bohemiie, in consortio Gtceo- 

 capscu montanw Kuetz. et passini in Bohemia et Istria (Hansgirg); 

 in muro humido ad « Antibes » Gallite (Lagerheim!). 



DACTYLOCOCCOPSIS Hansg. [1888] Syn. gen. subgen. Myx. in Notari- 

 sia III, 1888, p. 590, Prodr. II, p. 139 (Etym. dactylos digitus, coccos 

 granum et opsis habitus). — Cellulge graciles, solitarise vel 2-8 in 

 familias fasciculatim consociatse, fusiformes, subovato-lanceolatte, 

 modice vel falcato-curvatfe, utroque polo angustatae, subacut;e vel 

 longe cuspidatte. Cytioplasma pallide ferugineum vel olivaceo-sub- 

 cseruleum, granula oleose nitentia, bina raro plura vel singula 

 includens. Membrana tenuis, homogenea, levis. Propagatio fit cel- 

 lularum divisione ad unam directionem. 



1. Dactylococcopsis rhaphidioides Hansg. Syn. gen. subgen. Myx. in 

 Not. 1888, p. 590, Prodr. II, p. 139, f. 49 (3, Lemm. in Ber. d. D. 

 bot. Ges. (1900) p. 309. — Cellulis subfusiformibus, sigmoideis 

 vel semilunaribus, raro subhippocrepicis, polis lequaliter angustatis, 

 acutis vel longe cuspidatis, medio 1 ad 3 {a. crassis, 5-6-pIo (raro 



70 



