466 FUNGUS-FLORA. 



IV. On fir cones. 



Tubercularia conorum. C. & M. 



Tubercles sessile, erumpent in lines, convex, often con- 

 fluent, rosy; conidiophores long, straight, erect; conidia 

 allantoid, obtuse, 8-10 X 2-3 p. 



Tubercularia conorum, Cke. & Mass., Grev., xvi. p. 49. 



On fir cones. 



DENDEODOCHIUM. Bon. (fig. 6, p. 442.) 



Sporodochium pulvinate or wart-like, variable, white or 

 bright-coloured ; conidia elliptical or oblong, hyaline, pro- 

 duced at the tips of somewhat verticillately branched coni- 

 diophores. 



Dendrodochium, Bonorden, Hdbk., p. 135 ; Sacc., Syll., iv. 

 p. 650. 



Allied to Tubercularia, but distinguished by the conidio- 

 phores being more or less verticillately branched. 



Dendrodochium citrinum. Grove. 



Sporodochium wart-like, ^ mm. diam., circular, very con- 

 vex, distinctly marginate ; disc shining, citrin-yellow, deepest 

 outside the tumid margin ; conidiophores repeatedly 2 5- ver- 

 ticillately branched ; branches filiform ; conidia apical on the 

 branchlets, spherical, yellowish, guttulate 1 75 p. diameter. 



Dendrodochium citrinum, Grove, in Sacc., Syll., iv. n. 3083. 



On rotten wood of Pinus sylvestris (?). 



Dendrodochium affine. Sacc. (fig. 6, p. 442.) 

 Sporodochium bursting through from below the cuticle, 

 hence erumpent, depressedly cushion-shaped, reddish, mi- 

 nute ; conidia broadly elliptical, 4-5 x 2-3 /t, biguttulate, at 

 first with a faint tinge of rose, then hyaline ; conidiophores 

 filiform, fasciculate, 2-3-times forked above, sparingly sep- 

 tate ; sterile hyphae creeping, distantly septate. 



Dendrodochium affine, Sacc., Mich., ii. p. 562 ; Sacc., Syll., iv. 

 n. 3073. 



On dead stems of potato and sunflower. 



