480 



On bark Q? Jutiiperus Virginiana, New Jersey, (Valsa thelebola 

 ?chw. in Herb. Berk)? 



We liavc not seen either of these species. 



V. qnatenmta, (Pers.) 



Spheeria quaternata, Pers. Syn. p. 45. 



Ouaft:i n aria Persoonii, Tul. Sel. Carp. II, p. 105, tab. XII, figs, 16^25. 

 Valsa quaternata, Fr. Summa Veg. Scand. p. 412. 



Hxsicc. Fckl. F. Rh. 621. Rab. F. E. 255, 815, 1247. Thum. F. Austr. 182.- id. M. U. 465, 

 M. March. 260. Cke. F. B. 2d Ser. 221, 224. Ell. N. A. F. 175. Desm. PL Cr. Ed 

 ist 562, Ed. 2d 1752. 



Perithecia 3-6, circinating in the inner bark, decumbent, large. 

 nun. diam., ovate. Ostiola short, large, obtuse, erumpent in a small, 

 black tubercle, but not connate. The pustules are thickly scattered, 

 l)u t the bark is only slightly raised above them. Asci oblong-clavate, 

 stipitate, p. sp. 50-75 x 8-10 //. Sporidia biseriate, allantoid, only 



slightly curved, smoky-hyaline, 12-18 x 3-4 a. 



j ^ j i 



On poplar and Alnus serrulata, Pennsylvania and Vermont (Berk, 

 in Grev.), on Acer rubrum, Carolina and New Jersey, on beech, New 

 York (Peck). 



The spermogonial stage is Libertella faginea, Desm, 



V. panperaia, C. & E. Grey. VI, p. 93. 



Exsicc. EH. & Evrht. N. A. F. 2d Ser. 1571. 



Perithecia 2-4 together (mostly 3), buried in the unaltered sub- 

 stance of the bark, subglobose, black. \-\ mm. diam., necks decum- 

 bent. Ostiola large, obtuse, at length' perforated, short, erumpent 

 together in the form of a minute, black, flattish tubercle. Pustules 

 numerous, subseriate, only slightlj- raising the bark. Asci clavate. 

 p. sp. 60-70 x 8-10 p. Sporidia crowded-biseriate, allantoid, not 

 much curved, hyaline, 12-20x3-4| //, mostly 12-15x4//. Spermo- 

 gonia (Cytispora sp.), minute, 1 mm. diam., conical, multilocular, 

 grayish-black inside, opening by a single pore at the apex. Spermatia 

 allantoid, hyaline, 5-6x1 /^, on lanceolate basidia 12-15 p long, 

 thickened below. 



On dead limbs of Acer rubrum. New Jersey and New York. 



/ 



This is scarcely more than a depauperate form of V. quaternatu, 

 unless the spermogonia warrant its separation as a species. 



V. grisea, Pk. Bull. Torr. Bot. Club, XI, p. 28. 



Pustules small. Perithecia 4-15 in a pustule, nestling in the 

 inner bark, their necks converging and united in a small (less than 1 

 mm.), orbicular, grayish or brownish disk. Ostiola punctiform, black- 



