318 FETCH : 



Monacrosporium ovatum n. sp. 



Mycelium about 5 ^ diameter, hyaline : conidiophores 

 erect, simple, septate, attenuated upwards, up to 16 (j. long ; 

 conidia apical, solitary, hyaline, ovato-fusoid, attenuated 

 below, apes obtuse, subacuminate, finally three-septate, with 

 two septa towards the base and one near the apex, 26-36 X 

 12-16 [K. 



On decaying leaf base of Cocos nucifera L., Kurunegala, 

 September, 1917 ; No. 5373 in Herb. Peradeniya. 



Dematiacese. 



Trichocladium olivaceum n. sp. 



Tufts purple-black, scattered, circular, O'5-l mm. diameter, 

 pulverulent. Hj-phse pale yellowish-olive, 4 ^ diameter, 

 regular, branched, lax, thin-walled, strongly encrusted. 

 Conidia terminal, catenulate. black-brown, oblong-oval or 

 cylindric, ends rounded, strongly warted. one-septate, con- 

 stricted at the septum. 16-18 x 9-12 u. ; a few one-celled, 

 spherical, 10 jjl diameter. 



On decaying leaves of Furcrsea gigantea Vent.. Hakgala, 

 December. 1917 ; No. 5626 in Herb. Peradeniya. 



Septonema exaltatum n. sp. 



Forming black patches. Conidiophores equal, septate, 

 purple-brown, 30-90 ^ high, 6 ^ diameter ; conidia cate- 

 nulate, blackish -brown, fusoid orcylindiic, apex roimded or 

 truncate, 3 to 7 septate, not constricted, 26-36 x 6 p.. 



On dead branches of Hevea brasiliensis Muell.-Arg., 

 Peradeniya, February, 1917 ; No. 5005 in Herb. Peradeniya. 



Septonema hormiscioides n. sp. 



Forming efEused, black, velvety patches. Eepent hyphse 

 brown, 3 [i diameter. Conidiophores almost absent ; conidia 

 forming branching chains up to 90 y. high. Conidia usually 

 3 septate, occasionally 2 septate, oval or cylindric, ends 

 rounded, dark brown or blackish -brown, constricted at the 

 septa, 12-16 x 4-5 [i. : some one-celled, oval 5-6 x 3-4 ^. 



On dead herbaceous stems, Hakgala, April, 1917 ; No. 5343 

 in Herb. -Peradeniya. 



