^CIDIACEI. 545 



M.F.p. 194. Cooke exs. 710. 15. Fchl. exs. no. 1664. Cooke L.F. 

 no. 59. 



Oil leaves of dock, rliubarb, and sorrel. ]\Iav. June. 



[United States.] 



var. /3. avicTilare. Kunzc. Without definite spots. 



On leaves of Polygonum avimlare. AVincliester. 



We have seen only one specimen of this variety, received from 3Ir. F. J. 

 "Warner, and from that would be disponed to regard it as a distinct species, 

 but have not done so on the faith of a single specimen. 



1633. JEcidiuzn aii. Bcrh Wake-robin Cluster Cups." 



SPEnMOGONES ? 



PnoTospoRES. Spots round, confluent ; peridia circinating, 

 not crowded, central ones abortive. — Eng. Fl. v. p. 369. Seem. 

 Journ. ii. p. 41. Cooke M.F. p. 1 94, 



On leaves of Arum maculatum. June. July. Rare. 



[United States.] 



1634. iEcidiuzu allii. Grrev. " Garlic Cluster Cups." 



Spermogones. Preceding the peridia on the same or on 

 different leaves ; spermatia minute, \Yhite. 



Protospores. Spots pale ; peridia circinating, not con- 

 tiguous ; spores yellowish. — Grev, Fl. Ed. p. 447. Eng. Fl. v. p. 

 869. Seem. Journ. ii. j;. 41. Cooke M.F. p. 194. Cooke exs.no. 

 16. 



On leaves of Allium ursinum. June. July. 



1635. .fficidiuin orchidearum. Fiedl. " Orchis Cluster Cup." 



Spermogones. Sometimes occuppng the centre of the tufts. 



Protospores. Spots large, pallid, orbicular or elongated ; 

 peridia circinating, semi-immersed; spores golden-yellow. — 

 Cooke M.F. 2d. ed.p. 228. Cooke exs. no. 106. A7. exs. no. 1690. 



On Orchis latifolla. June. 



Gen. 185. ENDOPKYLLUM, Lev. 



Peridium enclosed within the substance of the leaf, bursting 

 irregularly. 



2 A 



