FUSARIUM. 479 



dichotomously branclied ; conidia produced at the tips of the 

 branches, fusiform, slightly curved, acute at both ends, 3—5- 

 septate, rosy-hj^aline, 28-40 X 4—6 /x. 



Fusarium sarcocliroum^ Sacc, Syll., iv. n. 3281. 



Selenosjporium sarcochroiim, Desm., Ann. Sci. JSat., 1850, xiv. 

 p. 111. 



On the bark of branches. 



Fusarium pyrochroum. Sacc. 



Sporodochia sj^ot-like or minute, erumpent, remaining 

 partly covered, pale ochraceous, flame-colour when drj^ 

 A— J mm. across ; conidia produced at the tips of verticillately 

 branched, curved conidiophores, 35-40 x 3-5 /^, spuriously' 

 3— 5-septate, acute, rosy-hyaline. 



Fusarium pijrochroum, Sacc, Syll., iv. n. 3282. 



Selenosporium pTjrochroum, Desm., Ann. Sci. Nat., 7 850, xiv. 

 p. 111. 



On dead branches. 



Fusarium vinosum. Mass. 



Sporodochia minute, gregarious, erumpent, deep vinous 

 brown, often becoming confluent and forming a crust, some- 

 what gelatinous ; conidia fusoid, arcuate, acuminate at the 

 ends, 37 X 40 X 4-5 /x, 5-septate, borne on oppositely 

 branched conidiophores. 



On decaying beech mast. 



Fusarium viticola. Thiim. 



Sporodochia solitary or scattered, sometimes confluent, 

 large, elevated, originating under the epidermis, which is at 

 length perforated, slightl}^ rugulose, shining, almost flesh- 

 colour ; conidia exactly fusiform, slightly curved, sometimes 

 straight, rather acute at both ends, 3-5-septate, not con- 

 stricted at the septa, subnucleate or granular within, 

 36-40 X 4 /x, hyaline. 



Fusarium viticola, Thiim, Weinst., p. 52, t. iii. f. 3 ; Sacc, 

 Syll., iv. n. 1288. 



On dry vine twigs. 



Fusarium tubercularioides. Sacc. 

 Erumpent, minute, purple ; stroma fleshy, ochraceous : 

 conidia 45-50 /x long, fusiform, curved, very acute at both 

 ends, 6-septate, white. 



