Part 3, 1912] AECIDIACEAE) 



247 



III. Teha amphigenous, scattered or more or less gregarious, roundish, oval, or irregu- 

 lar and confluent, equaling the uredinia in size, rather early naked, somewhat pulverulent, 

 chestnut-brown, ruptured epidermis conspicuous; teliospores ellipsoid, 19-23 by 25-29 ju, 

 usually roundish above and below; wall light chestnut-brown, rather thick, about 3m, 

 with a low hyaline papilla over the germ-pore, very finely verrucose, appearing nearly or 

 quite smooth when wet ; pedicel colorless, short. 



On Caryophyllaceae : 



DiantJiMS barbatus L., Nebraska. 



Dianthus Caryophyllus I^., Colorado, Indiana, Iowa, Kansas, Maine, Maryland, Massachu- 

 setts Michigan, Nebraska, Ohio, Pennsylvania, South Dakota, Texas, Utah, Wiscon- 

 sin ; Ontario. ' ' 



Dianthus chinensis ly. {D. sinensis Hort.), Nebraska. 

 Dianthus pelviformis Heutfel, Nebraska. 

 Type LOCALITY : Bavaria, on " Gartennelke " \_Dian thus barbatus']. 



Dlstribution : Chiefly in greenhouses throughout the temperate portions of North America 

 especially in the northern states and only in the sporophytic phase ; also in Europe and Tapan 

 >./ }s'^y^7^^1Vi^^ '• ■^^'*''- ^''^P^- Schweiz 22 : /. 10, 11; McAlpine, Rusts Austr. pu GJ 30, 31; 



KxsiccATi : Kellerm. Ohio Fungi 35 ; Kllis & Ev. N. Am. Fungi 3342; Ellis & Ev. Fungi 

 Columb. 2182; Earth. Fungi Columb. 2795; Seym. & Earle, Econ. Fungi 460. 



48. Nigredo Silenes (Schlecht.) Arthur. 



Caeoma Silenes Schlecht. Fl. Berol. 2 : 128. 1824. 

 Erysibe Silenes Wallr. Fl. Crypt. Germ. 2 : 206. 1833. 

 Uromyces inaequialtus Lasch ; Rab. Fungi Eur. 94. 1859. 

 Uromyces Silenes Fuckel, Symb. Myc. 61. 1869. 

 Aecidium sparsum Hazsl. Math. Termesz. Kozl. 14: 136. 1877. 

 Uromyces pulchellus Ellis & Ev. Bull. Torrey Club 22 : 57. 1895. 

 Caeomurus Silenes Kuntze, Rev. Gen.S^ : 450. 1898. 

 Caeomurus pulchellus Kuntze, Rev. Gen. 33 : 450. 1898. 



0. Pycnia amphigenous, few, in small groups, inconspicuous, yellowish becoming 



brownish, depressed-globoid, 1 10-140 /x in diameter by 75-110 m high; ostiolar filaments 

 65-80 At long. 



1. Aecia hypophyllous, in crowded groups 1.5-3 mm. across, short, cupulate, 0.3-0.4 

 mm. in diameter ; peridium colorless, the margin erose ; peridial cells rhomboidal, 15-18 by 

 21-30)u, the outer wall rather thick, 6-9 /z, transversely striate, the inner wall thinner, 2- 

 3/1, somewhat striate, moderately verrucose; aeciospores globoid, 15-19 by 18-23 /t; wall 

 light-yellow or colorless, 1.5-2 /t thick, finely verrucose. 



II. Uredinia amphigenous, solitary or occasionally in annular groups, roundish or 

 oblong, 0.5-1 mm. across, rather early naked, somewhat pulverulent, cinnamon-brown, 

 ruptured epidermis conspicuous ; urediniospores globoid or broadly ellipsoid, 18-23 by 22- 

 27 ju ; wall cinnamon-brown, moderately thick, 1.5-2.5jii, evenly and moderately verrucose, 

 the pores 3, approximately equatorial. 



III. Telia amphigenous, usually in annular groups, 2-4 mm. across, roundish, 0.4-0.8 

 mm. across, early naked, pulvinate, dark chocolate -brown, ruptured epidermis not con- 

 spicuous ; teliospores broadly ellipsoid or obo void, 19-23 by 25-32 yn ; wall light chocolate- 

 brown, 1.5-2.5 ju thick, thicker above with a lighter umbo, 5-9 ju, smooth; pedicel tinted, 



once to twice length of spore. 



On Caryophyllaceae : 



Silene Douglasii fnuUicaulis (Nutt.) B. I^. Robinson, Washington. 



Silene nivea (Nutt.) Otth, Iowa, Kansas. 

 Type locality: Berlin, Germany, on Silene chloj-aniha. 

 Distribution : lyocal from Iowa to Washington ; also in Europe, 

 Illustration : Beitr. Krypt. Schweiz 2^ : /. 43. 



49. Nigredo Lespedezae-procumbentis (Schw.) Arth. Result. 



Sci. Congr. Bot. Vienne 344. 1906. 



Puccinia Lespedezae-procumbentis Schw. Schr. Nat. Ges. I^eipzig 1 : 73. 1822. 



Puccinia Lespedezae-polystachyae Schw. Schr. Nat. Ges. I^eipzig 1 : 73. 1822. 



Puccinia Lespedezae Spreng. Syst. 4 : 568. 1827. 



Puccinia Lespedezae-violaceae Schw. Trans. Am. Phil. Soc. II. 4 : 296. 1832, 



Uromyces Lespedezae-procumbentis M. A. Curt. Cat. PI. N. Car. 123. 1867. 



Aecidium Orobi leucostictum Berk. Grevillea 3 : 61. 1874. 



Uredo Lespedezae Thiim. Myc. Univ. 643. 1877. 



