July, 1887.] 
SEPTORIAS OF NORTH AMERICA. 
77 
141. Seftoria Symploci, E. & M. Am. Nat. XVII, p. 1002; 
Sylloge III, p. 494; Ellis, N. A. F., No. 1136. 
Spots white, subrotund, 1—14 millim. in diameter, border brown and 
a little raised ; perithecia brown, subglobose, semi-immersed, hypophyl- 
lous, scattered irregularly, 112—126 ! J • in diameter; sporules hyaline, cyl- 
indrico-clavate, spuriously 2—3-septate, curved, 30—45 x 3 y. On leaves 
of Symplocus tinctoria. Florida. 
142. Septoria tenella, Ck. & Ellis. Grev, VIII, p. 11 ; Sylloge 
III, p. 562; Ellis, N. A. F., 529. 
Spots none; perithecia brown to black, flattened, innate, barely 
prominent, scattered, very delicate or imperfect, 50—65 y in diameter; 
sporules hyaline, lineafl or subfusiform, mostly straight, ends subacute, 
18—40 x 24/L On Festuca tenella. New Jersey. 
143. Septoria tenuissima, Winter. Journ. Mycol. I, p. 122. 
“Spots minute, round or subangular, 4—14 millim. broad, dry, white, 
surrounded by a brown-black, elevated line and an indeterminate ring 
of green-brown; perithecia black, globose,punctiform, erumpent, mostly 
epiphyllous, 60—70 y in diameter ; sporules hyaline, filiform, often flexu- 
ous, not distinctly septate, 20—28 x 1 /•*.” On leaves of Boehmeria cylin- 
clrica. Missouri. 
144. Septoria Toxicodendri, Curt. 
Spots tawny, subangular, 3—5 millim. broad, border brown, raised, 
narrow ; perithecia black, convex, prominent, clustered, hypophyllous, 
220—240 y in diameter; sporules hyaline, cylindrical, curved, 3—5-sep- 
tate, 35—40 x 3 On films Toxicodendron. Pennsylvania. 
Mentioned in Peck 29th Report N. Y. S. Mus.; no description. 
145. Septoria Trillii, Pk. 13ot. Gaz. IV, p. 170 ; Sylloge III, p. 
573 ; Ellis, N. A. F., 1605. 
Spots gray or whitish, suborbicular, live millim. broad; perithecia 
black, innate, prominent, thickly clustered, epiphyllous, 100 y in diam¬ 
eter ; sporules hyaline, filiform, straight or flexuous, faintly 3—4-septate, 
ends subacute, 30—45 x 14 exuding in white threads. On Trillium 
recurvatum. Missouri. 
146. Septoria unicolor, Winter. Journ. Mycol. I, p. 123. 
“Spot 3 angular or subrotund, olive, margin of the same color, mostly 
determinate, five millim. or less in diameter; perithecia globose, thinly 
membranaceous, minute, scattered, epiphyllous; sporules hyaline, fili¬ 
form, often flexuous, entire or indistinctly septate, 26—32 x 1 y” On 
leaves of Mulgedium acuminatum. Missouri. 
147. Septoria Verbenas, Rob. et Desm. Sylloge III, p. 537; Bull. 
Torrey Bot. Club IV, p. 48; Ellis, N. A. F., No. 1140. 
Spots white, subcircular, one millim. in diameter, border brown-red 
to purple; perithecia dark, innate, slightly prominent, mostly solitary in 
the spots, epiphyllous, 80—100 y in diameter; sporules hyaline, linear, 
straight or curved, pluri-guttulate, 40—50 x 1—3 y. On leaves of Verbena 
angustifolia and Verbena hastata. New York, Kentucky and Kansas. 
