Part 1, 1922] PHYLLOSTICTACEAE 47 
170. Phyllosticta intermixta Seaver. 
Depazea populina Fuckel, Jahrb. Ver. Nat. Nass. 15:46. 1860. 
Phyllosticta populina Sacc. Michelia 1: 155. 1878. Not Phyllosticta populina Pers. 1819. 
Spots angular or subcircular, becoming white or whitish, with a dark-colored margin; 
pycnidia numerous, prominent; spores ellipsoid or ovoid, faintly olivaceous, 2.5-3 & 5-7 yp. 
Often associated with Septoria Populi. 
ON SALICACEAE: 
Populus deltoides Marsh. (Populus monilifera Ait.), Kansas. 
Type LocaLiry: Europe, on Populus italica. 
DISTRIBUTION: Kansas; also in Europe. 
Exsiccati: Ellis & Ev. N. Am. Fungi 2835, 
171. Phyllosticta Quercus-Prini Ellis & Ev. Proc. Acad. 
Phila. 1894: 356. 1894. 
Spots nearly circular in form, rather definite in outline, rusty-brown, reaching a diam- 
eter of 4-5 mm., visible on the under side of the leaf but paler than on the upper side; pyc- 
nidia scattered over the infected spot, restricted to the upper side of the leaf, reaching a diam- 
eter of 90-110 u; spores ovoid or ellipsoid, often a little curved, 2-2.5 X 5-6 p. 
ON FAGACEAE: 
Quercus Prinus L., West Virginia. 
TYPE LocaLity: Nuttallburg, West Virginia, on Quercus Prinus. 
DISTRIBUTION: Knowngpnly from the type locality. 
172. Phyllosticta Castaneae Ellis & Ev. Proc. Acad. 
Phila. 1894: 357. 1894. 
Spots circular or nearly so, pale yellowish-white, reaching a diameter of 2-5 mm., sur- 
rounded by a rust-red area which gradually blends off into the healthy tissue of the leaf, scarcely 
visible on the under side of the leaf; pycnidia few, scattered over the infected spot, restricted 
to the upper side of the leaf, reaching a diameter of 100 un, often collapsing; spores small, ellip- 
soid, about 2 K 5-6 yu. 
On FaGAcEAE: oe : 
Castanea dentata (Marsh.) Borkh. (Castanea vesca Gaertn.), District of Columbia, Marv- 
land, West Virginia. 
TYPE LOCALITY: West Virginia, on Castanea vesca. 
DisTRisuTIon: Maryland to West Virginia. 
Exsiccati: Ellis & Ev. N. Am. Fungi 3254. 
173. Phyllosticta Amphipterygii Ricker, Jour. Myc. 11: 111. 1905. 
Spots subcircular, light-brown, with a slightly raised dark reddish-brown margin, reach- 
ing a diameter of 2-8 mm., several often confluent; pycnidia scattered over the infected spot, 
black, on the upper side of the leaf, reaching a diameter of 55-80 u; spores ovoid. often unequal- 
sided, hyaline, containing two oil-drops, 2.5-3 K 8-10 u. 
JANIACEAE: a ae 
Deore amplifolium UHemsl. & Rose (Juliania amplifolia Hemsl. & Rose), 
alisco. : . . wae 
TYPE re Guadalajara, Jalisco, on Amphipterygium amplifolium. 
DIsTRIBUTION: Known only from the type locality. 
174. Phyllosticta Guareae P. Henn. Hedwigia 41: 113. 1902. 
Spots subcircular or slightly irregular, usually definite in outline, whitish in the center, 
grading off into yellow, finally with a dark-brown border, reaching a diameter of 5-8 mm., 
similar in appearance on both sides of the leaf; pycnidia minute, scattered over the infected 
spot, reaching a diameter of 130-180 u; spores 2.5 X 6-7 pw. 
On MELIACEAE: ; 
Guarea trichiloides 1,., Porto Rico. eae 
Type LOCALITY: Sao Paulo, Brazil, on Guarea trichiloides. 
DistRIBUTION: Porto Rico; also in South America. 
175. Phyllosticta Mortoni Fairman, Mycologia 5: 247. 1913. 
Spots small, circular, at first black and surrounded by an indefinite red or purple dis- 
