Pezicula ' 345 



yellowish to dark brownish-black; asci clavate, reaching a length 

 of 120 m and a diameter of 27 m. 8-spored; spores ellipsoid, 

 irregularly crowded in the ascus, 10-13 X 28-34 fx; paraphyses 

 filiform, slightly enlarged above. 



On Cornus alternijolia, C. stolonifera, and unnamed species of 

 Cornus. 



Type locality: Idaho. 



Distribution: California to Oregon and Ontario. 



Illustrations: Mycologia 29: 335,/. i. 



ExsiccATi: Ellis & Ev. N. Am. Fungi 2809 (as Pezicula 

 rhaharbarina) ; Reliq. Farlow. 857. 



This is accompanied by a Myxosporium which appears to be 

 its conidial stage. The pycnospores are ellipsoid and densely 

 filled with granules, 13-15 jx X 33-36 ji. 



16. Pezicula ocellata (Pers.) Seaver, comb. nov. (Plate 144, 

 Fig. 1.) 



Peziza ocellata Pers. Syn. Fung. 667. 1801. 



Stictis ocellata Fries, Syst. Myc. 2: 193. 1822. 



Peziza Lecanora Schm. & Kunze, Deuts Schw. 174. 1817. 



Stictis Lecanora Fries, Syst. Myc. 2: 193. 1822. 



Phacidium Populi Lasch in Rab. Herb. Myc. ed. 2. 519. 1857. 



Ocellaria aurea Tul. Fung. Carp. 3: 129. 1865. 



Habrostictis ocellata Fueled, Symb. Myc. Nacht. 1: 38. 1871. 



Dermatea cinnamomea Cooke & Peck; Cooke, Bull. Buffalo Soc. Nat. Sci. 3: 



24. 1875. 

 Dermatea inclusa Peck, Ann. Rep. N. Y. State Mus. 30: 62. 1878. 

 Propolis ocellata Gill. Champ. Fr. Discom. 214. 1887. 

 Dermatea macrospora Clements, Bull. Torrey Club 30: 87. 1903. 

 Ocellaria ocellata Seaver, Mycologia 3: 65. 1911. 

 Pezicula eximia Rehm, Ann. Myc. 11: 154. 1913. 



Conidia borne on the surface of a fleshy, submerged stroma, 

 large, ellipsoid, densely filled with granular matter, reaching a 

 length of 30-35 ^ and a diameter of 10-12 /x borne on a conidio- 

 phore about the length of the spore itself and strongly swollen 

 just below the point of attachment. 



Apothecia occurring singly, breaking through the bark, the 

 broken edges of which form a ragged margin often extending 

 above the margin of the cup, reaching a diameter of 1-2 mm., 

 yellowish, with an irregularly notched margin which is often 

 whitish ; hymenium concave, or nearly plane, surrounded by the 

 upturned margin of the apothecium, yellowish, or dull-orange; 

 asci broad-clavate, reaching a length of 120 m and a diameter of 



