410 UKEDINEAE. 



Aec. phillyreae D. < '. On s|it'(,ii's of I'hillyrea (Britain ?)• 



Aec. fraxini Schweiii. This causes serious damage in America to the 

 foliage of Fra.rinv.s viridis and Fr. americana.'^ It has also appeared in 

 Europe on the latter species introduced from America. 



Aec. nymphaeoidis 1). C. On leaves of Limnaidheiaum, Nupluir, and 

 Nymphnea. (Ihitain.) 



Aec. pedicularis Lili. On PeJicubn-is. (Kiitain.) (Sec I'nci-. pdliidofni^ 

 p. :5.-,i.) 



Aec. prunellae Wint. On Prunella vulgaris. (Britain.) 



Aec. euphorbiae (iniel. is found on many species of Eup/torhi". It is 

 probably the Acrir/ium-iorm of Uromyces pisi. (Britain and LLS. America.) 



Aec. convallariae Schum. (Britain and U.S. America). Probably a 

 provisional species-name for aecidial forms found on Conrallaria, Polyg(»i- 

 atnm, Fan's, Lilium, etc. (See under Puccinia.) 



Aec. ari Desm. {Aec. dracoiitu' Scliwein.) is found on species of Arum. 

 (Britain and U.S. America.) (See Pun: phalarklis, p. 349.) 



The following species are found on Acacia and seem to liave 

 strong affinity with the genus Ravenalia : 



Aec. esculentum Barcl. produces deformation of twigs of Acacia eburnea 

 in India. Twigs of this kind, likewise shoots deforn)ed by Aec. wticae var. 

 himalayense Barcl., and pine-shoots deformed by certain species of Pcrider- 

 mium, are eaten in various parts of the world. 



Aec. acaciae (Henn.) on Acacia ethaica in Abyssinia. This is said by 

 Magnus to cause witches' broom deformation. 



Aec. Schweinfurthii Henn. causes malfoiination of fruits of Acacia 

 Fistula in Afiica. 



Aec. ornamentale Kabh. causes curvature of slioots of Acacict horrid<t 

 at the Cape. 



The following are some of the more important species 

 recorded for North America only : 



Aecidium dicentrae Trel. Leaves of Dicentra and CorydaJis. 

 Aec. monoicum Peck. Leaves of Arahis. 

 Aec. drabae Tr. et Gall. 

 Aec. lepidii Tr. et Gall. 

 Aec. proserpinacae B. et ( '. 

 Aec. Mariae-Wilsoni Peck. | 

 Aec. Petersii B. et ('. 

 Aec. cerastii Wint. 



Aec. pteleae P.. et C. On leaves of Pteha trifoliata. 

 Aec. xanthoxyli Peck. 



Aec. splendens Wint. In the cotyledons of Crnton monavthogyims. 

 Aec. aesculi FJl. et Kell. 



Aec. psoraleae Peck, and Aec. onobrychidis Burr. On species of Psoralea. 

 ' Pound, Amerlrmt x^^afuralixt, ISSS. 



On species of \'iol<'. 



