June, 1887.] 
SEPTORIAS OF NORTH AMERICA. 
69 
109. Septoria pulcheela, B. & C. Grev. Ill, p. 8 ; Sylloge III, 
p. 494. 
Spots pale red to nearly white, subcircular, one millim. in diam., 
border dark purple : perithecia light brown, innate, slightly prominent, 
amphigenous, 56 y in diam.; sporules hyaline, cylindrical, curved, 35—40 
x 3 f 1 (“5 V- (?) long,” Grev.) On leaves of Andromeda ferrugrnea. Ala¬ 
bama and Florida. 
110. Septoria purpurascens, E. & M. 
Spots purplish red, 2—5 millim. broad, often coalescing ; perithecia 
black, subglobose, innate, slightly prominent, hypophyllous, scattered, 
several m a spot, 150 ! J - in diam.; sporules hyaline, cylindrico-clavate, 
often curved, 3-septate, 40—45 x 3 /*, exuding in a mass. On leaves of 
Potentilla Norvegica. New York. 
111. Septoria Pyrol^e, E. & M. Journ. Mycol. I, p. 100. 
Spots brown, small, limited by the blackened veinlets ; perithecia at 
first yellowish-white, becoming black, hypophyllous ; sporules filiform, 
slightly curved, ends obtuse, 25—35 x t !>-. On leaves of Pyrola secunda. 
Lake Superior. 
112. Septoria querceti, Thum. Bot. Gaz. V, p. 123 ; Sylloge III, 
p. 505. 
“Spots large or small, suborbicular; perithecia black, shining, im¬ 
mersed, covered by the raised epidermis, but later, barely free, minute, 
punctiform, densely gregarious, hypophyllous ; sporules hyaline, numer¬ 
ous, cylindrical, nearly straight or curved, ends obtuse, 2—4-septate, 
multinucleate, 18—22 x 2 £—3 /•*.” On dying or dry leaves of Quercus 
tinctoria. South Carolina. 
113. Septoria Ravenelii, Thum. Sylloge III, p. 489 ; Rav. I'. A., 
No. 508; Ellis, N. A. F., No. 747. 
Spots light brown, irregular, 1—3 millim. in diam., border reddish 
purple; perithecia brown, soft, innate, a little prominent, scattered, few 
in a spot, hypophyllous, 160 !>- in diam.; sporules hyaline, subfusiform, 
obscurely 3—4-septate, 40—70 x 3—4 exuded in amber-colored threads. 
On leaves of Primus Caroliniana and P. serotina. South Carolina to 
Pennsylvania. 
114. Septoria recta, B. & C. Sylloge III, p. 507. 
“Perithecia black, occupying the whole surface of the leaves ; spor¬ 
ules straight, linear, ends acutish, 25 !>■ long.” On dead coriaceous 
leaves. South Carolina. 
115. Septoria phododendri, Cke. Sylloge III, p. 494. 
“Spots orbicular, pallid, border black-purple ; perithecia punctiform, 
aggregated or circinate ; sporules filiform, 40 ! J - long. On leaves of Rhodo¬ 
dendron. Maine. 
116. Septoria rhoina, B. & C. Sylloge III, p. 483. 
“Spots white, small, margin broad, black; perithecia central; sporu¬ 
les vermiform, flexuous, 75 !>■ long.” On leaves of Rhus Cotinus. New 
England and New York. 
(To be continued.) 
