548 PyrenomycetaB, LophiostomatacesB, Lophiotrema. 



Sect. 2. Phseodidymae. 



SCHIZOSTOMA Ces. et De Not. — Syll. II p. 673, IX p. 1074, XI 

 p. 382, XIV p. 702, XVI p. 650, XVII p. 887. 



1. Schizostotna incongruum Eehm in Rehm et E-ick in Broteria V 517 

 (1906) p. 225. — Peritheciis in crusta nigra stromatica late effusa 

 arcte congregatis, innatis, hemisphterico-prominentibus, globosis, 

 apice rima tenuissima longitudinali, haud cristata apertis, atris, 

 0,3-0,5 mm. diam.; ascis cylindraceis, longissimis, 12-14 a. latis, 

 octosporis; sporidiis fusiformibus, utrinque acutatis, medio septatis, 

 utraque cellula crasse 1-guttatis, primitus hyalinis, dein fuscidulis, 

 ad septum non constrictis, 30-36 * 9-10, monostichis paraphysi- 

 bus filiformibus, 2 [x. crassis. 



Hah. in culmis BambussB Taquarae in Brasilia. — Schizo- 

 stomati hysterioidi affine. 



Sect. 3. Hyalophragmise. 



LOPHIOTREMA Sacc. — Syll. II p. 678, IX p. 1076, XIV p. 703, 

 XVI p. 651, XVII p. 887. 



1. Lophiotrema argentinense Spegazz., An. Mus. Nac Buenos Aires 617! 

 t. XIX (1909) p. 430. — Peritheciis sparsis v. laxe gregariis, sub- 

 superficialibus, subglobosis, 200-300 [j.. diam., acute ostiolatis, gla- 

 bris; ascis clavatis basi attenuatis et in pedicellum brevem crassiu- 

 sculum productis, 120-130^20, octosporis, paraphysatis; sporidiis 

 oblique v. recte mono-distichis, cylindraceo-fusoideis, 7-septati3, 40- 

 45 ^ 10, loculis minute 1-guttuiatis, hyalinis. 



Hdb. in ligno denudato carioso induratoque Prosopidis cujus- 

 dam, Alto Grande prov, San Luis, Argentina Americae austr. 



2. Lophiotrema Halesiae Fairman Annal. Mycologici, v. VIII (1910) 6i7 

 p. 329. — Peritheciis gregariis, minutis, atris, immersis dein 

 erumpentibus, ostiolo emergente compresso sedangusto; ascis cla- 

 vato-cylindraceis, rectis v. curvulis, apice rotundatis, paraphysibus 

 filiformibus obvallatis, 80-100^10; sporidiis distichis, angustis, 

 oblongo-fusoideis, ssepe lunatis v. sigmoideis, utrinque acuminatis. 

 5-septatis, vix constrictis, hyalinis, 27-33 ^^ 3,33 >* 4.50. 



Hah. in cortice Halesiie tetrapterte cultae, Lyndonville N. 

 Y. Amer. bor. 



i 



