June, 1887.] 
SEPTORIAS OF NORTH AMERICA. 
67 
94. Septoria oleandrina, Sacc. Sylloge III, p. 497. 
Spots gray, suborbicular, 3—10 millim. broad, coalescing and at times 
covering the entire ends of the leaves; perithecia black, subglobose, 
epiphyllous, erumpent, cellular, scattered, 150—240 !>■ in diam.; sporules 
hyaline, cylindrical or cylindrico-clavate, often curved, occasionally 
2-septate, 15—30 x H—3 P. On frosted leaves of Nerium Oleander. Florida. 
95. Septoria Ostry^e, Pk. 33d Rep. X. Y. S. Mas., p. 25; Sylloge 
III, p. 503. 
l *Spots minute, subcircular, red-brown ; perithecia scattered in the 
center of the spots, brown-black ; sporules linear, greatly curved, indis¬ 
tinctly septate, 40—60 p long.” On the leaves and cones of Ostrya Vir¬ 
ginia. .New York. 
96. Septoria pachyspora, Ell. & Ilol. Journ. My col. I, p. 6; 
Ellis, N. A. F., No. 1615. 
Spots snow white, round or subangular, very thin, 1—2 millim. in 
diam., border broad, purplish ; perithecia black, lenticular, innate, 
erumpent, epiphyllous, 100—130 p in diam.; sporules subhyaline, with a 
greenish-yellow tinge, arcuate-fusiform, 4—6-septate, 35—60 x 3 a. On 
leaves of Zanthoxylum Americanum. Iowa. 
97. Septoria pastinacin a, Sacc. Mich. II, p. 102; Pk., 33d Rep. 
N. Y. S. Mus., p. 24 ; Sylloge III, p. 528. 
“Spots brown, diffused, indefinite; perithecia black, applanate, 
piercing the epidermis with the ostiola, 120—150 p in diam.; sporules 
filiform, curved or flexuous, 20—30 x .7—1 /V’ On stems of Pastinaca 
sativa. New York, j 
98. Septoria paupera, Ellis. Ellis, N. A. F., No. 748. 
Spots brown, angular, darker upon the upper surface, i—11 millim. 
broad; perithecia brown, subglobose, very delicate, innate, slightly 
prominent, hypophyllous, 125—130 !>■ in diam.-; sporules hyaline, filiform, 
straight or flexuous, ends obtuse, 3—7-septate, 45—55 x 1—11 P. On 
leaves of Heliantlius divaricatus. 
99. Septoria Peckii, Sacc. Sylloge III, p. 567 ; Cryptosporium 
Scirpi , Pk., 25th Rep. N. Y. S. Mus., p. 84. 
“Spots pallid; perithecia black, subglobose, clustered; sporules 
hyaline, slightly curved, elongated-fusoid, 15—18 p long.” On Scirpus 
fluviatilis. New York. 
100. Septoria Pentstemonis, Ell. & Evrh. Bull, of Torrey Bot. 
Club II, p. 73 ; Sylloge III, p. 534. 
Spots white, dry, thin, round, 1—11 millim. in diam., border dark 
purple, broad; perithecia black, flattened, innate, slightly prominent, 
mostly epiphyllous, 60 p in diam.; sporules hyaline, linear, slightly 
curved, indistinctly nucleolate, 14—20 x 1 p. On leaves of Pentstemon 
Digitalis. Illinois. 
101. Septoria Photinee, B. & C. Sylloge III, p. 489. 
“Perithecia covered by the small black spots of epidermis; sporules 
linear, straight, short.” On leaves of Photinia. California. 
