Pyrenomyceteae, Sphsariacese, Scolecosporas, Ophiobolus. 923 



et tunc peritheciis 4-6, subinde per 1 cm. vel ultra seriato-cou- 

 ilnentibus, nigris; ostiolis brevibus, vix prominulis, 0,5 mm. long., 

 cylindraceis, convergentibus sed non in discura coalitis; contextu 

 peritheciorum albo; ascis cylindraceis, basi angustis, 150-175^:12- 

 15, p. sp. 100-110:^12-15, copiose paraphysatis; sporidiis mono- 

 stichis, 5-6-septatis, septo longitudinali percursis, ad septa non 

 constrictis, 20-25^10-14, atro-brunneis, demum subopacis. 



Hab. in ramis emortuis Caryse, Lyndonville, New York Amer. 

 bor. (Doct. C. E. Fairman). 



Sect. 9. Scolecosporae. 



OPHIOBOLUS Riess. — Sacc. Syll. II, p. 337. 



1. Eu-Ophiobolus. Perithecia noa setosa. Sporidia ia articulos vix secedentia. 



1. Ophiobolus oiivaceus (Eliis) Berl. et Vogl. Add. Syll. p. 186, Le- 3719 

 ploiiphceria olicacea Ellis in Torr. Bot. Club. 1188, p. 53. — Pe- 

 ritheciis submembranaceis, circiter 250 ^. diam., substantia caulis 

 immersis, epidermide vix elevata olivaceo-brunnea, ostiolo late ru- 

 goso, obtuso perforata tectis; ascis clavatis, 75-85:^15-18; spori- 

 diis stipatis, luteo-brunneis, vermitormibus, 6-7-septatis, demum 



ad septa leniter constrictis, 75:^3^/2-4, loculo tertio, ab apice le- 

 niter inflato. 



Uab. in caulibus herbaceis, Utah Araer. bor. (Harkness). 



2. Ophiobolus florentinus Berl. Pug. F. Fior. p. 18, t. II, fig. 1. — 3720 

 Peritheciis sparsis v. vix gregariis, conoideis globosove conoideis 



V. in ostiolum cyliudraceum, longiuscuhim, crassiusculura late per- 

 tusum, epidermidem perforans desinentibus, atris, coriacellis, de- 

 raum collabascendo concavis, V4-V3 ^^^^- diam., nitidis, levibus, pri- 

 mo tectis dein epidermide secedente liberis; ascis cyliadraceis, re- 

 ctis V. flexuosis aparaphysatis, subsessilibus, 130-140 := 7-8, octo- 

 sporis; sporidiis ascum subsequantibus, 120-130^2-3, pluriguttu- 

 latis, dein pseudo-pluriseptatis, vulgo sinuosis, in articulos seceden- 

 tibus, e luteolo hyalinis. 



Ilab. \n caule herbaceo putri pr. Firenze Ital. med. 



3. OphiobolUS Immersus Trail Trans. Grypt. Scot. 1889, p. 43 et Fung. 3721 

 Hard. p. 492. — Peritheciis sparsis, immersis, ostiolo brevi tantum 

 emergente; ascis octosporis, cylindraceis 70^:6; sporidiis cylin- 

 draceis, 50-60^2, hyalinis, pluriguttulatis, subinde obsolete plu- 

 riseptatis. 



