501 rstilaginaceai, Ustilag^o. 



pulverulentis, partos infectas dostruentibus; sporis globosis v. breve 

 ellipsoiclois, brunnois, papillatis v. subaculeolatis, 12 17 a. fliain. 



Ilah. in caule floribusquo Amphipogonis stricti et Neu- 

 rachnes alopecuroidis, Torrens George et Highbury Scrub 

 Australiif mcrid. (Teiter). 



37. Ustilago Sieglingiae Ricker, Journ. of Myc. (190B) pag. 112. — 1982 

 Soris ovariicolis, ellipsoicleis, 3-4 mm. long., spiculas plurimas in- 

 ficientibus, trans ilosculos visibilibus; sporis cllipsoideis v. subglo- 

 bosis, rufo-brunneis, 4-6 jj.. diam., specie levibus, sed revera dense 



et minute echinulatis. 



Hah. in inflorescentia Sieglingia? (Danthonia) purpureae 

 Puuta Rassa Floridfr Amer. bor. (Hitchcgck). 



38. Ustilago Pappophori Patouill., Buil. Soc. Myc. Fr. XXII (1906) 1983 

 p. 199. — Soris nigris, pulverulentis, inflorescentiie axin floralem 

 quasi cornulum ramulosum persistens circumdantibus ; sporis brun- 

 neo-olivaceis, globosis v. cHipsoideis, lO^^S, episporio tenui, di- 

 stincte asperato prisditis, initio massa subgelatinosa, achroa ob- 

 volutis. 



Ilah. in inflorescentia Pappophori scabri, quod destruit, 

 ab In-Salah ad Ahaggar in territorio Algeriensi et Tunetano. 



39. Ustilago Stiparum Speg., An. Mus. Nac. Buenos Aires t. XIX '981 

 (19U9) p. 288. — Paniculis infectis plus minusve vaginis spathi- 

 formibus tectis, diu compactiusculis, serius fibroso-solutis pulveru- 

 lentis; sporis globosis e mutua pressione subangulosis, 8-10 a. 

 diam., olivaceis, levibus, intus minute granulosis, rarius grosse 1- 

 guttuiatis, episporio tenuiusculo. 



Ilah. ad paniculas evolutas Stipse cujusdam prope Lujan de 

 Cuyo. Moiidoza Amf^r. austr. 



40. Ustilago ? appendiculata Speg., An. Mus. Nac. Buenos Air. t. XIX 1985 

 (1909^ p. 288. - Paniculis infectis vagina suprema plus minusve 

 tectis, rhachide immutata, spiculis omnino destructis ac in pulverem 

 atrum transformatis; sporis e cuboideo globosis, 6-8 [j-. diam., 

 levibus, crassiuscule tunicatis, opposite v. ad angulos cellulis arcte 

 adnatis pusillis auctis, promycelio filiformi hyaliuo subuiato apice 

 sporidiola numerosa soepe dichotomice proferente; sporidiolis elii- 

 psoideis, 2-2.5 * 1-1,5, subhyaliuis levibus. 



Ilah. iu paniculis nondum evolutis Stipa' ch ry sop h y 1 1 ss 

 in montes Cacheuta prope Mendoza Amer. austr. — Species spo- 

 ris appendiculatis a genere sat desciscens. 



41. Ustilago Wacrochloae Patouill., Bull. Soc Myc. Fr. XXII (1906) 1^36 



