448 FUNGUS-FLOEA. 



** On dung or on (he ground. 



Isaria felina. Fr. 



Tufted, slender, elongated, branched, white, consisting of 

 more or less parallel hyphae firmly compacted in the centre, 

 becoming loose at the periphery, tips of branches sometimes 

 fimbriate; conidia about 3 x 2 ju,. 



Isaria felina, Tries, Syst. Myc, iii. p. 271 ; Sacc, Syll., iv. 

 n. 2793. 



On dung of cats and dogs. Prom \-\ in. high. 



Isaria sulphurea. Fiedl. 



Gregarious, clavate pale sulphur-colour ; stem formed of a 

 bundle of interwoven hyphae ; conidia borne on the minute 

 branchlets of the hyphae, that are variously branched above, 

 subglobose, with a yellow tinge, 5-6 jj, diameter. 



Isaria sulphurea, Fiedl., in Eab. Pung., Eur., n. 60 ; Sacc, 

 Syll., iv. n. 2794. 



On the dung of various mammals, and on manured 

 ground. 



The flocci of my specimens did not anastomose so much as 

 in Saccardo's drawing [Fung. Ital., t. 845], and they were 

 swollen at intervals, the swelling being very similar to a 

 conidium. (Grove.) 



*** On fungi. 



Isaria brachiata. Schum. 



Gregarious on a whitish stroma, white, erect, rigid, more 

 or less branched, branches subhorizonal, flocculose ; conidia 

 elliptical, hyaline, 3-4 X 2 /t. 



Isaria brachiata, Schum., Saell., ii. p. 443 ; Sacc, Syll., iv. 

 n. 2800. 



On various putrescent fungi ; also said to have occurred 

 on leaves, roots, &c. 



Isaria intricata. Fr. 

 Caespitose, thread-like, branched, white, 2-6 mm. high;- 

 branches few, erect, intricately interwoven, downy, the 

 threads bearing one conidium at the apex. 



