209 



Kabh. Alg. Ear. ii., 43. Kirch. Alg. Schles 259. 

 Palmella sanguined, Ag. Syst. p. 15. 



Hcematococcus sanguineus. Ag. Icon. t. 24. Harv. Man. p. 

 181. Hass. Alg. 329, t. 79, f. 2. Eng. Fl. v., p. 395. 



On rocks. 

 Plate LXXXV. fig. 1. Cells and families magnified 400 diam. 



Giaeocapsa Ralfsiana. (Harv.) Kutz. Tab. I., i. 23. 



Thallus gelatinous, compact, dark purple brown ; cells of 

 medium size, sphserical, tegument very thick, opaque, and in- 

 tense purple, the outer very broad, usually angular irorn mutual 

 compression, almost colourless, rarely diffluent, enclosing 

 smaller families of 2, 4, 6, 8 ; cell-contents granulated, pale ver- 

 digris green. 



SIZE. Cells with envelope 'Ol-'Ol? mm. Small families 

 022--04 mm. Large families, to '17 mm. 



Kabh. Alg. Eur. ii., 44. 



Sorospora Ralfsii, Hass. Alg. 310, t. 79, f. 3. 



Palmella Ralfsii) Harv. Man. 179. 



Amongst moss and lichens. 



" Thallus a few lines in diameter, gelatinous, somewhat areolate, or as 

 if composed of numerous small vesicles massed together, each of which 

 contains 2-4 or 8 large blood red granules, which are much larger and of 

 a far deeper colour than those of G. magma.'" Harvey. 



Plate LXXXV. Jig. 2. Cells and families magnified 400 diam. 



Giaeocapsa Shuttleworthiaiia. Kutz. Tab. I., t. 23, f. 1. 



Thallus gelatinous, rather hard, compact, dark rufous brown ; 

 cells small spluerical, tegument very thick, many times broader 

 than the central cell, globose, intense orange red, the outer glo- 

 bose or angular, homogenous, pale orange, or (rarely) colour- 

 less, all, except the inner, soon diffluent ; cell-contents pale 

 verdigris green. 



SIZE. Cells with envelope '0075-013 mm. Families -035 

 mm. 



Kabh. Alg. Eur. ii., 44. Kirch. Alg. Scliles. 259. 



On moist rocks, and amongst moss. 

 Plate LXXX7. fig. 3. Cells and families magnified 400 diam. 



Giaeocapsa xupestxis. Kutz. Tab.Pliyc. i., t.22,f. 11 



Thallus dark brown, crustaceous, rather hard ; cells rather 

 large, sphserical ; tegument very thick, laniellose, yellow or 



