14 NORTH AMERICAN FLORA [VoLuME 6 
14. Phyllosticta Rudbeckiae Ellis & Ev. Proc. Acad. Phila. 
1895: 430. 1895. 
? Phoma Rudbeckiae Fairman, Proc. Rochester Acad. Sci. 1:51. 1890. 
Spots nearly black, irregular, subellipsoid or subcircular, reaching a diameter of 5-7.5 
mm., definite in outline, with a border darker than the center; pycnidia occurring on the 
upper side of the leaf, scattered, black, small, prominent; spores subcylindric, hyaline, straight 
or slightly curved, 2-2.5 K 8-12 u. 
On CARDUACEAE: 
Rudbeckia laciniata L., New York (?), Wisconsin. 
Tyre Locality: Kenosha County, Wisconsin, on Rudbeckia laciniata. 
DISTRIBUTION: New York (?) and Wisconsin. 
15. Phyllosticta gallicola Ellis & Ev. Bull. Torrey Club 
24: 285. 1897. 
Spots circular or subcircular in form, reaching a diameter of 5 mm., sometimes two or 
three coalescing and becoming irregular, the spot consisting of an insect gall, the tissues be- 
coming thickened and convex, yellowish-brown, darker with age; pycnidia numerous, scattered 
over the infected spot, occurring on either side of the leaf, reaching a diameter of 150 »; spores 
numerous, hyaline or faintly colored, 6 X 10-12 nu. 
On CARDUACEAE: 
Solidago missouriensis Nutt., Colorado. 
Solidago sp., Colorado. 
Type LocaLity: Colorado, on Solidago sp. 
DistRiButrion: Colorado. 
16. Phyllosticta sphaeropsispora Ellis & Ev. Bull. 
Torrey Club 24: 286. 1897. 
Spots subcircular or irregular in form, white or whitish, surrounded by a slightly els- 
vated, narrow, brown border, the surrounding tissue slightly discolored, reaching a diameter 
of 3 mm. to 1 cm., about equally visible on either side of the leaf; pycnidia numerous, scat- 
tered over the infected spot, reaching a diameter of 100-150 u; spores ellipsoid, 6-7 & 13-16 u, 
on a pedicel about 15 pu long. 
On CaRDUACEAE: 
Solidago confinis A. Gray, California. 
TYPE LocALIty: Pasadena, California, on Solidago confinis. 
DISTRIBUTION: Known only from the type locality. 
17. Phyllosticta similispora Ellis & Davis; Ellis & Ev. 
Bull. Torrey Club 27: 572. 1900. 
? Leptothyrium tumidulum Sacc. Ann. Myc. 10: 312. 1912. 
Spots rather irregular, small, indefinite in outline, reaching a diameter of 1-3 mm., dark- 
brown or blackish with a purplish margin; pycnidia sparingly scattered, depressed-globose, 
reaching a diameter of 100-150 u; spores ellipsoid or almond-shaped, 5~6 X 10-15 u. 
On CARDUACEAE: 
Solidago rigida L,., Wisconsin. ; 
TYPE LOCALITY: Racine, Wisconsin, on Solidago rigida. 
DISTRIBUTION: Wisconsin; Ontario (?) 
18. Phyllosticta Liatridis Davis, Trans. Wis. Acad. 18: 87. 1915. 
Spots circular or subcircular, white or sordid, dry, reaching a diameter of 1-2 mm., usu- 
ally surrounded by a broad black border; pyenidia occurring on the upper side of the leaf, 
prominent, black, reaching a diameter of 65 «; spores hyaline, containing 2-4 oil-drovs, 4 xX 
10 p. 
On CARDUACEAE: 
Lacinaria spicata (1,.) Kuntze (Liatris spicata L.), Wisconsin. 
TypE LocaLiry: Gaslyn, Burnett County, Wisconsin, on Liatris spicata. 
DISTRIBUTION: Known only from the type locality. 
