246 



Mycologia 



oblong, guttulate spores, 6 X 1-5-2 /x, apparently different from 

 Phoma lupincola Earle from Durango, Col. No. 14678 has, also, 

 a few scattered perithecia of Pleospora herbarum (Pers.) Rabh., 

 the typical form as noted by Earle, loc. cit, p. 22. 



Leptosphaeria Quamoclidii sp. nov. 



Perithecia scattered, globose or globose-conoid, with a minute 

 papilliform ostiolum, black, 200-250^ in diam. ; asci cylindric, 

 rounded at the apex, short-stipitate, 8-spored, 80-100 X 7^; 

 spores overlapping uniseriate, oblong-fusoid, 3-septate, slightly 

 constricted at the septa, 4-guttulate, 13-17 X 6/x, brown. 



On old stems of Qnamoclidion multiflorum Torr. (14790 p.p.). 



Leptosphaeria Coleosanthi sp. nov. 



Perithecia scattered, immersed, becoming erumpent-super- 

 ficial, globose or globose-depressed, with a more or less elongated 

 papilliform ostiolum, which as a rule just protrudes, black, 250- 

 350 in diam. ; asci clavate-cylindric, varying from short to long- 

 stipitate, 8-spored, 90-135 X 10-12 /x ; spores irregularly biseri- 

 ate, fusoid, 3-5-septate, not markedly constricted, yellow or 

 yellowish-brown, 40-50 X 3-33~4 f 1 \ paraphyses numerous, fili- 

 form. 



On old stems of Coleosanthus reniformis (Gray) Rydb. 

 (14597). 



Leptosphaeria Helianthi E. & E. 



On Helianthus Maximiliani Schrad. Immature and doubtful 

 (14659). 



Leptosphaeria rubrotincta E. & E. 



Spores fusoid, curved, multiseptate, about 60 X 4 these 

 dimensions agreeing with those of Berlese (Berlese, Ic. Fung, 

 fasc. 2: 84 and tab. LXXVI, fig. 2), who says " et usque 60^ 

 longa." 



On Ligusticum Porteri C. & R. (14651). 



Gibberidia arthrophyma sp. nov. 



Perithecia densely cespitose, erumpent through acutely ellip- 

 soid clefts of the outer bark, globose, externally rugose, minutely 



