420 FUNGUS-FLORA. 



Tribe 18. Acrofhecleae. Sacc. 

 SPONDYLOCLADIUM. Martius. (fig. 5, p. 397.) 



Sterile hyphae creeping, septate, fertile erect, simple, 

 rather rigid. Cornelia spindle-shaped, or pear-shaped, 

 coloured, generally 2-septate, produced in distant whorls on 

 the hyphae. 



Spondylocladium, Martius, Erl., p. 355 ; Sacc., Syll., iv. 

 p. 482.^ 



Distinguished by the verticillate arrangement of the 

 conidia. 



Spondylocladium fumosum. Martius. (fig. 5, 

 p. 397.) 



Forming effused blackish patches, creeping mycelium 

 septate, fertile erect, septate, not branched, tapering up- 

 wards ; conidia brownish-olive, 2-septate, pear-shaped or 

 broadly spindle-shaped, in 24 verticils of 36 conidia each, 

 produced towards the apex of the hypha, a single conidium 

 usually terminates the hypha, 21-25 x 10-12 //,. 



Spondylocladium fumosum, Martius, Evl., p. 355 ; Berk. & 

 Broome, Ann. Nat. Hist., n. 1314, t. xviii, f. 7 (1870); Sacc., 

 Syll., iv. n. 2319. 



On rotten branches. 



ACROTHECIUM. Preuss. (fig. 22, p. 397.) 



Sterile or vegetative hyphae creeping, fertile erect, un- 

 branched; conidia septate, coloured or almost colourless, 

 springing in a cluster from the tip of the hypha. 



Acrothecium, Preuss, F. Hoyersw., n. 99, emended by 

 Saccardo in Michelia, p. 29 (not of Corda). Sacc., Syll., iv. 

 p. 483. 



Acrothecium delicatulum. B. & Br. 

 Effused, blackish, fertile hyphae erect, septate, slighlty 

 bulbous at the base, rarely forked at the tip ; conidia colour- 

 less . springing just below the tip of the hypha, cylindrical, 



