NORTH AMERICAN PARASITIC EXOASCE^E. 



131 



T. johansouii and that 7'. aitrnt had heen observed upon Popukis leaves 

 from Iowa. 



This is not, as was supposed, the first mention of the httter. See Pam- 

 mel, "93. 



Peck, C. H. Report of the Botanist. Rept. N. Y. Mus. 21- 

 ^'].philcs. 1869-1894. 



Peck's first official report, in \'ol. 21, was not issued until 1871. His 

 second report, in Vol. 22, was issued in 1869. He published articles unoffi- 

 cially in earlier volumes. 



The reports contain the following references to Exoascece: 



33: 11-49.//. 7-2. issued O 1S83. Taphrina alnitorqiia ov\ catkins of alder. 



35: 125-164. issued 1885. Ascomyces deformans on peach. 



32: 17-72. /A^/e.-f. issued 1886. Exoascns fruni on o\a.r\iis oi Prunus puniila 

 and P. aniericana, Taplirina aiireci on catkins of Populus grandidentata. 



39: 30-73. //■ 1-2. issued S 1887. Ascomyces cxtciisti, n. sp. on Quercus 

 macrocarpa. 



40: 37-78, issued My 1888. Ascomyces letifer on leaves of Acer spicatum 

 and .1 I'll brobr 1(11 Ilea on Quercus lubra. 



47: {1-48] issued 1894. Exoasciis poteutilhr on living leaves of Potentilla 

 canadensis. 



Pound, R. See Smith, J. G. 



Rabenhorst, L., Winter, G. and Pazschke, O. Fungi Euro- 

 p[ei Cent. 1-40. 1859-1893.* 



In 1S73 J. Kiihn contributes no. 1616 as Exoasciis alnitorqiiiis, var. aliii- 

 iiicamr and is thus the first to distinguish this form. 



Ravenel, H. W. and Cooke, M. C. Fungi Americani Exsic- 

 cati. Cent. 1-8. 1878-1882. 



No. 72 (1878) is Ascomyces quercus on Quercus cinerea. 



Rehm, H. xA.scomyceten in getrockneten exemplaren her- 

 ausgegeben. Ber. Nat. Ver. Augsburg 26: 1-132. 1881. 



On p. 125 states that North American Fungi .?96is not Exoasciis aliii, DeB, 

 var. strohilina, Thiim. 



Robinson, B. L. Notes on the genus Tafhriua. Ann. Bot. 

 i: 163-176. N 1887. 



Contains descriptions and synonymy of eight species. States that T. 

 priini occurs on the fruit of Prunus domestica and a form, probablv the 

 same, upon P. maritima, P. virginiana and P. serotina; that T. deformans 

 affects leaves of peach and probablv cherrv trees. Describes 7\ purpuras- 



