285 



Hypoinyces rosellus. CcxDke Hdbk., p. 778, in part. 



Nectria rosella. B. & Br. Ann. Nat. Hist., No. 971, t. 17, f. 24b. 



Downton, Herefordshire, Oct., 1878. On dead Stereum hirsutum. Sand- 

 ringham, Nov., 1878. On dead wood, covered by some Corticium. 



This species is far more uncommon than H. roseUus, from which it is instantly 

 distinguished by its much smaller, obtuse, Nectria-Kke sporidia. 



Plate io, Fig. 1. a Hypomyces on old Stereum, 

 d Perithecia. 

 c Perithecium X loo. 

 d Asci and sporidia X 400. 

 < Free sporidia X 800. 



13. Hypomyces avireo-nitens, Tul. Conidia minute, hyaline, 

 oval ; '003 to "004 mm. long by ■002 mm. wide ; in short chains, borne terminally 

 upon tassel-like heads. 



Perithecia globose, obtuse, shining golden yellow, granular, not distinctly 

 cellular, small ; "3 mm. high, '25 mm. wide, nestUng amongst the golden subiculum. 



Asoi linear ; "07 mm. long by '005 nmi. wide. 



Sporidia eight ; uniseriate, ovato-oblong, uniseptate, constricted, acute at 

 either end ; '01 to "013 mm. long by '003 mm. wide. 



Hypomyces aureo-nitens. Tulasne Sel. Carp. Fung, ill., p. 64. 

 „ ,, Saccaxdo Mich, i., p. 258. 



On Stereum hirsutum. PwUycrochon Wood, North Wales, 11th Oct., 1880. 



Plate II. a Hypomyces on hymenium of an old Stereum. Nat. size. 

 d Tuft of Conidia X 40. 

 c Conidia X 400. 

 d Apex of thread conidia X 800. 

 e Perithecia X 15. 

 y Perithecium X 140. 

 £' Asci and sporidia X 400. 

 A Free sporidia X 800. 



14. Hypomyces violaceus, Tul. Conidia: Mycelium very delicate, 

 white, branching divaricately, bearing hyaline, oval, or linear oblong conidia, 

 which are sometimes septate, straight, or curved ; '01 to "022 mm. long by '005 to 

 •007 mm. wide. 



Chlamydospores broadly ovate, obtuse at both ends, smoky -brown ; '023 to 

 •029 mm. long by -016 to "022 mm. wide. 



Perithecia globose, very small, with obtuse ostiola, emergent, purplish violet. 



Asci narrow, linear; "055 to '06 mm. long by "004 mm. wide. 



Sporidia eight ; very small, oblong, obtuse at either end, straight or slightly 

 unequal, simple or uniseptate, hyaline ; '006 to '007 mm. long by '002 to '003 mm. 

 wide. 



Hypomyces violaceus. Tulasne Sel. Carp. Fung, ill., p. 60. 



Ann. Sc. Nat., Ser. 4, xiii., 1860, p. 14. 

 ', Fuckel Sym. Myc, p. 183. 



