ClBORIA 87 



Distribution: New York to Oregon and Winnipeg, Canada; 

 also Europe. 



Illustrations: Mycologia 37: 677,/. 14, 15. 



This and the preceding species are very close both in habitat 

 and in morphological characters. They should be studied more 

 carefully from living material. 



5. Ciboria carunculoides (Siegler & Jenkins) Whetzel & Wolf, 



Mycologia 37: 676. 1945. (Plate 95.) 

 Sclerotinia carunculoides Siegler & Jenkins, Jour. Agr. Res. 23: 835. 1923. 



Sclerotia formed in the ovaries and calyx lobes of mulberry, 

 preventing the formation of normal fruits, black, fairly regular, 

 subspherical ; microconidia produced in great numbers, subglo- 



bose 2-4 X 2-3.2 M- 



Apothecia one to several from a single sclerotium, cupulate, 

 or subcupulate, 4-12 mm. in diameter, inside snuff-brown, out- 

 side Front's brown, stipitate; stem cylindric, flexuous, smooth, 

 attenuated upwards, 15-42 mm. long, reaching a diameter of 1.5 

 mm.; asci cylindric, or cylindric-clavate, reaching a length of 

 104-123 M and a diameter of 6-8 ju- 8-spored, spores 1-seriate, 

 reniform, hyaline, 2.4-4 X 6-9.6 m, with two bodies on the 

 concave surface, one more or less rhombic as seen from above 

 about 2 X 4 M and adjoining it a more or less hemispherical body 

 3 )u in its longest diameter; paraphyses filiform to cylindric- 

 clavate. 



On mulberry fruits {Morus alba). 



Type locality: Scranton, South Carolina. 



Distribution: South CaroHna; also reported from other 

 southern states. 



Illustrations: Jour. Agr. Res. 23: 834,/. 1, pi. 1, 2; Myco- 

 logia 37: 479,/. 1; 481,/. 2; 482, f. 3; 485,/. 4. 



6. Ciboria pseudotuberosa Rehm, Ascom. 106: 1872; Ber. Nat. 

 Ver. Augsburg 26: 28. 1881. 



Hymenoscypha pseudotuberosa Phill. Brit. Discom. 119. 1887. 

 Sclerotinia pseudotuberosa Rehm in Rab. Krypt.-Fl. V: 809. 1893. 

 Stroniatinia pseudotuberosa Boud. Ic. Myc. 278. 1911. 



Apothecia springing from a sclerotium-like growth within the 

 seeds of the host, stipitate, at first closed, opening and becoming 

 cup-shaped, later expanding and becoming nearly plane, or 

 umbilicate, reaching a diameter of 1-2 cm. or rarely larger, brown 

 or brownish; stem variable in length, often reaching 1-2 cm.; 



