278 Uredinacefe, DidymospoKe, Puccinia. 



subtuij concavis; soris uredosporiferis ro^undatis, usque y^ mm. 

 (liam., diu epidermide tectis. gregariis, aparaphysatis; uredosporis 

 bruiineis, crasse tunicatis, ovatis v. augulatis. verrncosis, 24-32 <* 

 18-22; soris teleutosporiferis minutissimis, rotnndatis, brunneis, 

 usque 0,2 mm. latis, dense 8])arsi3, bypopbyllis ; teJeutosporis ova- 

 tis, 40-45 « 20-24, dilute brunneis, levibu^, medio constrictis, utrin- 

 que attenuatis, episporio t-^nui, pedicello brevi, byabna. 



Hah. in foliis Derridis spec. pr. Buitenzorg ins. Javae. — 

 — An liuc Uredo Lte^Tidis P. Henn.? 



21. Puccinia PiptadeniaB P. Henn. Hedw. 1899, p. (68). — Maculis 

 flavescentibus ; soris miuutis, punctiformibus, hypophyllis, sparsis 

 V. gregariis, hemisphaericis, ochraceis; uredosporis subglobosis v. 

 ovoideis, flavidulis, 19-27 « 17-25, granuloso-aculeafcis ; teleutospo- 

 ris ellipsoideis, raedio septatis, valde constrictis, utrinque obtusis 

 V. subapplanatis, loculis subglobosis, flavo-brunneis, sublevibus, 

 27-32^16-19; pedicello brevi. 



Hah. in foliis Piptadeniae spec, Rio de Janeiro Brasiliae 

 (Ule). 



22. Puccinla Graeiisiae P. Magn. Verhandl Zool.-botan. Gesellsch, 

 Wien 1899, p. 93, tab. II, fig. 21-22. — Soris teleutosporiferis 

 sparsis, foliicolis v. pet.iolicolis ; teleutosporis ovato-oblongis, me- 

 dio constrictis, utrinque rotundatis, 32 p.. longis. 



//a6. in foliis petiolisque vivis Graellsige saxifragaefoliae 

 pr Jverman Persi?e. 



23. Puccinla Musenii Ell. et Ev. Bull. Torr. Bot. C.I. 1900, p. 61. — 

 Soris teleutosporiferis pustuliformibns, oblongis, 1-5 mm. longis, 

 1 mm. latis, epidermide plumbea demum rupta laxe tectis; teleu- 

 tosporis ellipsoidcis, vix constrictis, utrinque rotundatis, obscure^ 

 eastaneis, 22-30^15-20, minute muriculato-asperulis, apice lenis 

 sirae incrassatis; pedicello brevi, 10-15 /x. longo, deciduo. 



Hah. in foliis M u s e n i i t e n u i f ol i i , Wy oming Amer. bor. 

 (Elias Nelson). 



24. Puccinia frigida Komarov, Script. bot. Hort. Univ. Petrop. IV. 

 1895, p. 31. — Soris teleutosporiferis amphigenis v. m caulibus 

 petiolisque insidentibus, atro-brunncis, orbicularibus, ellipticls v. ob- 

 longis, epidermide in fragmenta majuscula lacerata tectis, saepe con- 

 fluentibus, sparsis; toleutosporis plus minnsve ovatis, saepius utrin- 

 que rotundatis, rarius ad verticem angustioribus, leniter constri- 

 ctis, poro germinali apicali prteditis,. pallide brunneis, episporio 



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