l'or<ino«!poraoefe, Poronosporn. 2-17 



sonlide rnsciv, opisporio lato, liyalino et, ut videtnr o diagnosi, cort(3 

 non reticulat;o ot episporio 1'nsco prfeditae)). 



Peronospora Chlorae l>e r>ary in Rabenh. F. Eur. n. 1500. Schroet. "*-• 

 Krypt. Flor. Sclilos, Pilze p. 242. Peronospora l'Jr>//hrfiYr Kiihn., 

 P. Clhorif r. Kri/ilirauv. Rab. Fnng. Enr. n. 16()4. — Cespitnlis 

 alhidis \-ei pallido violaceis,- hyphis conidiophoris 2-S-ios dicho- 

 toniis parce raiuosis; conidiis ellipticis vel ovatis 17-20^12-14; 

 oosporis globosis 26-30 y.. diani., opisporio pallide brunneo, snbti- 

 liter linoato-reticulato. 



llah. in foliis, caulibus pedunculisque Erythra^a? Centau- 

 rium, E. ramosiss i in ;r, Clhor;e porfoliat.ie in Gerniania 

 et Italia boreali. 



Peronospora Dianthi iJe Dary in Hedw. 1804, p. 136, Schroet. ^23 

 Krypt. 1'1. Scliles. p. 243. — Cfospitulis valdo expansis, pallide 

 sordidequG violascentibus; hyphis conidiophoris 4-6-ios dichotomis, 

 ramis remotis, ultimis subulatis subincurvis ; conidiis late ellipti- 

 cis, 22-25:^15-18, pallide violaceis ; oosporis 38-40 y.. diam., e 

 castaneo brnnnois, episporio plns minus obtuse tuberculoso vol 

 verrucoso. 



Jfa/j.m foliis S ilenos Armeria', S. anglica-', S, inflata?, 

 Melandryi noctiflori et Agros tem ma t i s Githacjinis 

 Germania, Italia, Plelvetia et Austria. 



Peronospora Arenariae (nerk.) Tulasne Compt. rend. Acad. des s3.t 

 Scienc. tab. XXXVIII, Bofri/ds Arcnarice Bork. Journ. Hort. 

 Soc. Lond. I, p. 31, tab. 4. — Ca^spitulis latiusculis, albis; hyphis 

 conidiophoris (saipe solitarie o stomatibus emeriJi^entibus) p^racilibus 

 6-7-ies oequaliter, rarius in^tMjuaHter dicbotomis: ramis patentissi- 

 mis, ultimis tenuibus, acutis, subulatis, rectiusculis ; conidiis late 

 ellipsoideis, utrinque obtusissimis. 20-22 ^:: 13-15, vix violascentibus; 

 oosporis globosis, parvis, episporio hTte fusco, extus verrucis cras- 

 sis hemispha^ricis vel cylindraceis obsito. 



llab. \i\ pagina inferioro folioruni A r e n a r i ro s o r p y 1 1 i f o- 

 lia\ A. trinervi;o, A. rubra? in Germania, Britannia, Belgio 

 et Gallia. 



. Peronospora Holostei Casp. in Rabenh. llerb. Myc. ed. 2, n. 774, ''-4 

 P. conferta Casp. lierlin Monatsber. Mai 1855, Fuck. Fung. rhen. 

 n. 17. — Hyphis conidiophoris fasciculatis, dense caespitosis, a^qua- 

 liter aut inaequaliter 6-S-ies dichotomis ; rarais patentibus, ultimis 

 late divergentibus subulatis, acutis, rectis vel curvatis; conidiis lato 

 ellipsoideis, utrinquo obtusissiniis, 22-25^^17-20, membrana diln- 



