146 



JOURNAL OF MYCOLOGY. 



[Vol. 1, 



siibmuriform, 3-septate, 35 — lo !>■ ; perithecia brown black, siibglobose, 

 50—100 in diameter ; asci oblong-oval, sessile, 8-spored, 35—40 x 11—16 

 />-; sporidia hyaline, subcymbiform, 1 — septate, 2-seriate, 10— 17 x 4 — 6/^-. 

 On living leaves of Asdepias Cornuti, Kansas. 



3. DmEK0:sPoiiir3i CoLLmsii (Schw.) Tbeum., M. U. N"o. 840. 

 Sphceria ColUnsii, Scliw. Syn. X. Am. 1512. Feck, 29th Rep. X. Y. 

 State Mns., p. 59. 



Mycelium brown black, septate, crustaceous, hypophyllous, covering 

 the whole surface ; perithecia black, globose, closely aggregated, 150 — 160 

 ; asci cylindrico-clavate, 8-spored, 45—60 x 10 fJ- ; sporidia hyaline, oval. 

 1-septate, 2-seriate, 12 — 15 x 3 — 4 /^-. 



On leaves of Ameh/nchier Canadensis, and A. G?H?/oh'a, Xew York, 

 Mass., and Sierra Xevada Mts , California. 



4. Di3iEiiosPOTiiU3i Ellisit, Sacc. Jleliola maculosa, Ellis, Sylloge 1. 

 p. 54. Bull. Torr. Bot. Uab, 8, p. 91. Venturia maculosa, Ellis, X. A. F. 

 No. 200. 



Spots black, suborbicular. hypophyllous, 2—3 mm. in diameter ; peri- 

 thecia black,' globose, 90—115 in diameter, borne upon a brown, flexu- 

 ous, remotely septate mycelium, with a circle of straight, black setse at 

 the base, structure cellular, setpe 100x5, apices entire; asci cylindrical. 

 8-spored, 50— 60 X 10 : sporidia ellipsoid, didj-mous, hyaline, mostly 1-seri- 

 ate. 10-12 X 4 /^-. 



On fallen leaves of Andromeda (?). Xew Jersey. 



5. DI3IEIIOSPOEIU3I ^lelioloides (B. & C.) Asterina meUoloides, B. 

 & C. Grev. 4, p. 10. JMioIa Baccharidis. B. & Rav. Grev. 4, p. 158. 



Perithecia brown black, globose, ragalose, astomous, epiphyllous, 

 clustered, 80—95 .'->■ in diameter, borne upon brown, radiating hyphse ; asci 

 cylindrico-clavate, 8-spored, 33—40 x 10—13 : sporidia hyaline, subcym- 

 biform, 1-septate. 1— 2-seriate, 30x3 ,". 



On leaves of Baccharis halimifoh'a. Florida. 



6. DI3IEROSP011TU3I ORBICULARIS (B. & C) Astevina orbicularis, B. & 

 C. Grev. 4, p. 9. Ravenel F. A. , Xo. 74. Ellis X. A. F., Xo. 1362. 



Mycelium black, branching, remotely septate, adnate, spots orbicu- 

 lar, crustaceous, often coalescing; perithecia black, subglobose, 80 — 100 

 !J- in diameter, amphigenous, but those on the upper surface are of a dull 

 black color, and often sterile: structure of black, septate, radiating 

 hyphee, in the nucleus, spreading from the apex to the circumference, are 

 numerous moniliform threads, of subglobose, dusky cells, 10—12 fJ- in 

 diameter ; asci ovate or obovate, 8-spored ; sporidia oval, oblong, 33—36 

 x 15—18 fJ-, hyaline at first, then light brown. 



On leaves of Ilex coriacea and I. opaca, Carolina to Florida. 

 MELIOLA. 



Meliola, Fr. (Etym. melon, fvom. the form of the perithecia.) 

 Perithecia borne upon spots of superficial, grumous, radiating, black 

 mycelium, globose, astomous, membranaceous, bristley or often appended 



