356 FUNGUS-FLORA. 



Subsect. 2. Macronemeae. Sacc. 

 Hyphae evident, distinct from the conidia. 



Sect. V. Staurosporae. Sacc. 

 Conidia stellate. 



Sect. VI. Helicosporae. Sacc. 



Conidia cylindrical, coiled in a spiral plane, typically 

 many-septate, hyaline or coloured. 



Fam. II. DEMATIEAE. Fries. 



Sect. I. AMEROSPORAE. Sacc. 



Subsect. 1. Micronemeae. Sacc. 



Tribe 1. Coniosporieae. Sacc. 



CONIOSPORIUM. Link. (figs. 18, 19, p. 358.) 



Conidia globose, elliptical, or discoid, springing from very 

 short, colourless hyphae, generally forming when mature a 

 pulverulent mass. 



Coniosporium, Link, Obs. Myc., i. p. 8; Sacc., Syll., iv. 

 p. 238. 



Coniosporium arundinis. Sacc. (figs. 18, 19, p. 358.) 

 Conidia forming blackish, usually elongated or effused 

 patches, originating from a yellowish pseudoparanchymatous 

 mass of hyphae; conidia lenticular, outline circular or 

 subangular, 8-12 p diameter by 4-6 //, in thickness, when 

 young reddish brown, becoming darker and with an olive 

 tinge. 



