546 UretlinetTB, Amerosporaj, Urotnyces. 



Hab. iii foliis Melantherse hasta^ae, Florida Americre bo- 

 realis (Mautin). — Ab Ur. Melantherce caute dignoscendus. 



31. Uromyces Melantherae Cooke in Grev. X, p. 127. — Soris uredo. i 

 sporiferis fuscis, subpulverulentis; uredosporis globosis, castaneo- 

 fuscis, papillatis, episporio apice incrassato, 2G y.. diarn. ; soris teleu- 

 tosporiferis pallidis, cornpactis, heniisphericis ; teleutosporis lanceo- 

 latis, paliidis, levibus, o0:s20, episporio supra incrassato. 



Hah. in foliis Melantherse Brownii, ad Inanda Afric;t 

 (Wood). 



32. Uromyces Phacae Thiira. in Bull. Soc. Natur. Moscou 1878, p. 218, l 

 Myc. univ. n. 1339. — Soris uredosporiferis linearibus, immersis, 

 epidermide subtumefacta cinctis, ferrugineo-fuscis, parvis, Scepe 

 fere absconditis, densis, pleruraque caulincolis ; uredosporis plu^ 

 minusve globosis, episporio levi, tenui, fuscis, 20-26 a. diam.; so- \ 

 ris teleutosporiferis uredosporiferis similibus, brunneis, paullo majo- | 

 ribus, semper caulincolis ; teleutosporis ellipsoideis vel globoso-eH' 

 pticis, verticG rotundatis, basi minime angustatis, fuscis, epispor. 

 teuui, levi, pedicello brevissimo, hyalino, subconico imposito, 3-4 

 a. longo, 24-26^18. 



Hab. ad caules vivos foliaque Phacre alpina? et astraga- 

 linae, prope Patroschilowo et Minussinsk in Sibiria asiatica (M. 

 Martianoff). — In speciminibus nonnullis tantum fungus urospo- 

 rifer occurrit, sed in plurimis uredo- et teleutosporae promiscue 

 adsunt. 



)'3. Uromyces Spermaccces (Schwein.) Thiim. Myc. Univ. n. 242, i 

 Burr. Fungi of 111. p. 163, Puccinia Spermacoces Schwein. Syu. 

 Carol. png. 74, n. 502. — Soris utriusque formse amphigenis, et 

 caulicolis (maculis non visis), numerosis, sparsis, prominentibus, 

 rotundatis, atris, epidermide rupta cinctis ; uredosporis subglobosis, 

 22-27^21-25, flavescentibus, rainutissime verruculosis; teleuto- 

 sporis subglobosis, usque ad 30 ij.. longis, 24-27 u. latis, obscure 

 coloratis, levibus, pedicello persistenti, 3-4-pIo teleutosporre lon- 

 giore fultis. 



Hab. in caulibus foliisque Spermacoces et Diodia3 tere- 

 tis, in Carolina superiore, Newfield et Illinois Americ?e borealis. 



34. Uromyces transversalis (Thiim.) Wint. in Flora 1S84, n. 14, j 

 Ureclo iransversalis Thiira. in Flora 1876, p. 570. — Soris am- 

 phigenis, ?par.«:is, transversali-Iinearibus, liberis, pulchre auran- 

 tiacis; uredosporis globosis vel globoso-subpiriformibus, episporio 

 crasso, hyalino, subpellucidis, 18-22 y.. diam., dilute fulvis; soris 



