73j Uredineae, Didyraosporae, Diorchidium. 



tenui, apice iion incrassato, tunica gelatinosa cinctis, 33^20; pa- j 

 raphysibus apice plerumque incurvis, paTlide flavis, 



Hab. in foliis Petalostemonis, in America boreali. 



DIORCHIDIUM Kalchbr. in Grevillea XI, p. 26 (Etyra. a dis duo et , 

 orchis testiculus). — Teleutospora3 echinatae v. leves, brunneae v. n 

 fuscescentes, didymae testiculiformes loculis septo verticali conna- j 

 tis; pediceilo communi in septum producto uredosporaB ovatae, brun- 

 neoLne. 



1. Dlorchldium Woodii Kalchbr. et Cooke I. c. p. 2G. — Soris hy- 

 pophyllis, sparsis, liberis, planis, atris ; teleutosporis binis, juxta se 

 positis, ovatis, 20-24 s 16-18, eximie echinulatis, brunneis; pedi- 

 cello sursum incrassato, teleutospora duplo longiore. 



Hab. in foliis vivis Milloti^e caffrje, ad P. Natal Afric». 



2. Diorchidium binatum (Berk. et Curt.) De-Toni, Triphragmium 

 binatum Berk. et Curt. N. Pac. exp. n. 129. — Teleutosporis fu« 

 scis, bicellulosis, spinis emarginatis asperis; dissepimento verticaii; 

 membrana exteriore deglubente. 



Hab. in foliis plant?e ignotse socia Lecythed peziziformi, Ni- 

 caragua. 



3. Diorchidium Tracyi De-Toni, Puccinia veriisepta Tracy et Gall. 

 in Journ. of Mycol. 1888, p. 21. — Soris utriusque formee araphi- 

 genis, prominulis, atris, rotundatis; uredosporis ovatis, pallide brun- 

 neis, 23-25 5:20-22, episporio crasso, ruguloso; teleutosporis glo- 

 boso-compressis, septo verticali instructis, 34-35 ^ 28-30, episporio 

 crasso, grosse tuberculato, apice incrassato; pedicello longissimo, 

 incurvo, hyalino. 



Hab. in foliis Salvise ballotiflora?, New Mexico Araer. bor. 



4. Diorchidium pallidum Wint. in Grev. XV, p. 86. — Soris hypophyl- 

 lis, sparsis gregariisve, macula indeterminata irregulari, mox parva, 

 mox late effusa luteola insidentibus, minutissirais, puuctiforraibus: 

 uredosporiferis rotundatis seu irregulariter parumque oblongatis, 

 epiderraide inflata, deraura fissa longe velatis, fuscidulis; teleutospo* 

 riferis punctiformibus, hemisphrcrico-pulvinatis, ceraceis, compactiu- 

 sculis; uredosporis subglobosis v. ovoideis, dense echinulatis, luteo- 

 lis, 18-20 [J: diam. vel usque 27 u. longis, 18-20 y.. cr. ; teleutospo- 

 ris ovato-cuneatis vel subellipticis, apicem versus parum attenuatis 

 rotundatisque basi plerumque truncatis vel late rotundatis, luteolo- 

 hyalinis, 28-29^12-14, pedicello praelongo, lato, hyalino, persi- 

 stente fultis. 



ii 



