130 A. DE Btttl, 



ripara, pauea autem, in monili terminalia, membrana crassiore 

 ssepe lulescente pisedita, aut germinando tubum simplicem pro- 

 trudenlia, aut omnino sterilia. 



Sori conidiferi candidi v. lutescentes. 



1 . C. candidus (Pers.). Uredo candida Persoon, Syn. Fung-, 

 233. Cœoma. Uredo candida Auct. plurim. Erycibe sphœrica 

 Wallr., 1. c. Cystopus candidus Lév., 1. c. C. sphœricus Bonord. 

 in Rabenh., Fung. europ. 



Exs. Rabenh., Herb. mycoL, edit. 2, n° 368 ; Fung. europ., 

 n° 136 et 482. Desmazières, PI. crypt. de France, édit. 2, n 08 481 

 et 1079 (second. Tulasne, 1. c); F i\cke\, Fung. rhen., 44. 



Conidia omnia conformia , globosa, membrana circumeirca 

 sequali acbroa. Oosporse subglobosœ, episporio luteo-fusco, ver- 

 rucis crassia obtusis irregularibus, interdum in crislas flexuosas 

 confluentibus, obsito. (Verrucge solidœ , subachrose, e cellulosa 

 formate.) (Tab, nostr. I et II, fig. 1-13.) 



Hab. in Cruciferis variis; omnes plantae hospitse partes (prseter radiées) 

 ssepe occupât, caules, pedicellos, flores et pericarpia ssepe valde defor- 

 mans et tumefaciens. Conidia ubique fere profert; oosporas nonnisi in 

 caulium, pedicellorum et pericarpiorum parenchymate vidi, idque in 

 Capsella Bursa pastoris, Lepidio sativo, Camelina saliva et Camelina 

 fœtida Fr., Neslia paniculata. Cseterum vidi e. gr. in Barbarea vuï- 

 gari, Erijsimo orientait, Arabi hirsuta, Sinapi arvensi, Diplotaxi 

 tenuifolia, Raphano sativo,Brassica oleracea, Draba verna, Senebiera 

 Coronopode, etc. In Arabi Macloviana , in insulis Falkland indigena 

 vidit Berkeley (On the white Rust of Cabbages, Journ. Hort. Soc. Lon- 

 don, III, 265). 



2. C. Capparidis. Uredo candida et Capparidearum Rabenh., 

 De Krypt. Flora, I, 13. 



Conidia conformia, globosa (in speciminibus siccis C, candido 

 omnino similia) ; oosporse desiderantur. 



In Capparidis rupestris Sibth. foliis Verona? lectis communicavit 

 G. Reichenbach. Sori conidiferi in utraque foliorum pagina, pra3cipue 



