490 rUNGUS-PLOKA. 



row, brown, septate spores. The entire plant is black in all 

 British species. 



Growing on the ground, among grass, &c. 



* Ascophore glabrous. 

 + Spores 3-septate. 



Geoglossura glutinosum. Pers., Obs., i. p. 11 ; Phil,, 

 Brit. Disc, p. 38 ; Sacc, Syll., n. 136 ; Cke., Mycogr., fig. 6. 

 (figs. 8-10, p. 188.) 



Ascophore 3-6 cm. high, black, glabrous ; ascigerous 

 portion about ^- of the entire length, oblong-lanceolate, up 

 to 1 cm. broad, obtuse, slightly viscid, more or less com- 

 pressed, passing imperceptibly into the somewhat slender, 

 cylindrical, viscid, brownish-black stem ; asci olavate, taper- 

 ing downwards into a long, slender pedicel ; spores 8, 

 arranged more or less parallel near the apex of the ascus. 

 Cylindrical, ends obtuse, 3-septate and clear brown ^at 

 maturity, straight or very slightly curved, 65-75 X 6-6/t; 

 paraphyses numerous, distinctly septate, about 2 fj, thick, 

 pale brown, apex broadly pyriform and filled with dark 

 brown colouring-matter. 



On the ground among grass, &c. 



The most important features of the present species are, 

 3-septate brown spores and compressed ascophore. 



Geoglossum viscosum. Pers., Comm., p. 39 ; Phil., 

 Brit. Disc, p. 37 ; Cke., Mycogr., p. 10; Grev., Scot. Or. PL, 

 pi. 65 ; Sacc, Syll. n. 137. 



Ascophore 3-5 em. high, glabrous, black, viscid ; ascigerous 

 portion about J of the whole, broadly fusiform, obtuse, not 

 compressed, passing imperceptibly into the glabrous, cylia- 

 drical slimy stem, which is usually brownish at the base ; 

 asci clavate, attenuated into a long, slender base ; spores 8, 

 grouped parallel in a fascicle near the apex of the ascus, 

 cylindrical, ends obtuse, 3-septate and brown at maturity, 

 straight or slightly curved, 70-90 x 5-6 /x ; paraphyses 

 numerous, distinctly septate, cylindrical and about 2 /j. 

 thick, pale brown, the apex usually abruptly swollen into a 

 globose, dark-brown head, 6-8 /* diameter. 



