328 FUXGUS-FLOBA. 



in a forked manner, secondary branches short, in verticils 

 usually consisting of four branchlets ; conidia minute, 

 globose, colourless. 



Verticillium terrestre, Sacc., SylL, iv. n. 785. 



Stachylidium terrestre, Grev., Scot. Crypt. Fl., t. 257. 



On the bare ground and on fallen wood. 



Verticillium nanum. B. & Br. 



Very minute, white, barren hyphae creeping, interwoven, 

 fertile erect, minute, wavy, branches short, in pairs or single ; 

 conidia elliptical, white, 5 x 3 ft. 



Verticillium nanum, B. & Br., Ann. Nat. Hist., n. 532, t. 7, 

 f. 18 ; Sacc., Syll., iv. n. 789. 



On pears. 



A veiy minute and degenerate species, the whorls being 

 reduced to two opposite branches, sometimes only one. 



Verticillium agaricinum. Corcla. 



Forming white, woolly tufts ; fertile hyphae erect, 

 septate, verticillately branched, the lowermost and most 

 A igorous branches with branchlets in verticils ; branchlets 

 acute at the tip and bearing a single elliptic-obovate 

 conidium (rarely more) at the apex ; conidia 14 x 5-6 p. 



Verticillium agaricinum, Corda, Icon. Fung., xi. p. 15, f. 68 ; 

 Sacc., Syll., no. 790 (in part): (not Plowrirht, Grevillea, 

 pi. 150, f. A.) 



On Agarics. 



Verticillium lactescentium. Sacc. 



Effused, white; hyphae erect, 8-10 p. thick, attenuated 

 towards the apex, septate, simple or with 1-2 branches 

 towards the top, branchlets in whorls of 3-5, acuminate, 

 each bearing a single conidium at the apex ; conidia elliptical, 

 apiculate at the base, 25-30 x 10-12 p.. 



Verticillium lactescentium, Sacc., Syll., n. 791 ; Grevillea, 

 pi. 153, fig. A. 



On species of Lactarius ; accompanying Hypomyces terrestris, 

 of which it is the conidial form. 



Verticillium microspermum. Sacc. 

 Effused, white; fertile branches erect, 5-6 p. thick, apex 

 tapering, septate; branches in verticils of 3-4, bearing 



