ASCOxMYCETES 373 



the truncate apex, 130-200x7-10 // ; spores filiform, 

 hyaline, very delicately multiseptate, 130-150 x i-i'5 z^- 



Nectria, Fries. — Perithecia distinct, caespitose, or scat- 

 tered, sometimes seated on a fleshy stroma that has pre- 

 viously borne conidia ; ostiolum usually papillate, fleshy, or 

 submembranaceous, soft, glabrous, downy, squamulose, or 

 byssoid, brightly coloured, usually red or orange ; asci 

 cylindric-clavate, 8-spored; spores elongated, hyaline, 

 i-septate ; paraphyses absent or indistinct. 



Nectria cinnabarina, Fr. — Perithecia caespitose, crowded 

 on a pulvinate hemispherical, fleshy pink stroma, which at 

 first bears minute, hyaline conidia, 6-8 X i"5-2 jx{=Ti(ber- 

 cularia vulgaris) ; perithecia spherical, corrugated, cinnabar, 

 then reddish-brown, mouth papillate ; asci cylindric-sub- 

 clavate, apex slightly narrowed, 8-spored, 60-90x8-12 // ; 

 spores 1-2-seriate, oblong, ends obtuse, straight or slightly 

 curved, hyaline, i-septate, 14-16x5-7 /x. 



Nectria ditissima, Tul., Carp., iii. p. 73, lab. 13, f. 1-4. — 

 Perithecia usually broadly effused in very dense clusters, 

 globose, obtuse, then papillate, polished, bright blood-red ; 

 asci cylindric-clavate, 82x8 /x, 8-spored ; spores ovate- 

 oblong, I-septate, hyaline, 14x5-6 /x. 



Conidial form, Tiibercularia crassostipitata, Fckl., 

 conidia ovate-oblong, continuous, 6-8x3-4 /^. 



Nectria cucurbitula, Fries, Sitnun. Veg. Sca?id., 388. — 

 Perithecia usually in numerous scattered, very dense 

 clusters, globose, polished, vermilion, shortly and obtusely 

 papillate, not collapsing; asci cylindrical, slightly con- 

 stricted below the apex, shortly stipitate, 8-spored, 100- 

 110X9-10/X; spores i-seriate, oblong-biconoid, i-septate, 

 constricted at the septum, hyaline, 14-18x6-7 //. 



