DEMATIEAE. 355 



Tribe 15. Clasteriosjjorieae. Sacc. 

 Conidia not catenulate. 



Tribe 16. Septonemeae. Sacc. 

 Conidia catenulate. 



Subsect. 2. Macronemeae. Saec. 

 Hyphae evident, distinct from tbe conidia. 



Tribe 17. B.elmint'hosporieae. Sacc. 

 Conidia few, borne at the apex or lateral and scattered. 



Tribe 18. Acroiheeieae. Sacc. 



Conidia either in sessile, lateral whorls, or forming a 

 terminal head. 



Tribe 19. Sporoehismeae. Sacc. 



Conidia catenulate, produced within the hyphae, then 

 escaping. 



Tribe 20. Bendryphieae. Sacc. 



Conidia catenulate, springing from the apex of conidio- 

 phores. 



Sect. IV. Dictyosporae. Sacc. 



Conidia globose, or oblong, transversely and longitudinally 

 septate, brown. 



Subsect. 1. Micronemeae. Sacc. 



Hyphae almost obsolete or very short, scarcely distinct 

 from the conidia. 



2 A 2 



