drical, sessile, 8-spored, 4 0 x 6 ft.
Sporidia biseriate, oblong-clavate,
rounded at the ends, two-celled, scarcely constricted at the
septum,
hyaline, 8 x \ \ ft.
On fallen petioles of Robinia and Juylans regia, Newfield, N. J.
S. applanata, E. & E. Journ. Mycol. I V , p. 98.
Scattered, punctiforin,
flattened,
covered by the thin epidermis
through which the perithecia are plainly visible.
50 x 15 ft.
Asci oblong, 4 0 -
Sporidia biseriate, oblong-elliptical or pyriform, uniseptate,
hyaline, 1 8 - 2 0 x 6 - 8 ft.
On the same stems was another
Sphcsrella,
with sporidia continuous (Lcestadia) and perithecia not flattened, but
the material was insufficient for a satisfactory description.
On dead stems of Clematis ligusticifolia,
Montana (Anderson).
S. alarum, Ell. & Halst. (in Herb.)
Perithecia amphigenous, gregarious, on grayish spots bounded by
the nerves of the leaf, small ( 6 0 - 7 0 ft), subglobose, perforated above.
Asci fasciculate, aparaphysate, sessile, oblong, subincquilateral, about
40x10
u.
Sporidia
biseriate,
fusoid-oblong, slightly
curved, sub-
obtuse, hyaline, 1 2 - 1 4 x 3 - 3 ^ ft, uniseptate.
On samaras o f seedling maples, N e w Brunswick, N . J. (Halsted).
B.
On leaves and cones of coniferous trees.
S. conigena, Pk. 33d R e p . p . 34.
Perithecia minute, erumpent, black.
clavate, somewhat pointed at the apex.
A s c i broad, obovate or subSporidia oblong or subcylin-
drical, when mature uniseptate, 2 5 ^ 0 ¡1 long.
On old cones o f arbor-vita}, Helclerberg Mts., N e w Y o r k ( P e c k ) .
S. conicola. Sacc. A d d to Syll. p . 75.
Sphtzrella
conigena,
P k . 38th R e p . p. 104.
Perithecia small, scattered or gregarious, erumpent and slightly
prominent, black.
Asci subcylindrical, 6 0 - 9 0 x 1 2 jx.
Sporidia crowd-
ed, oblong-clavate, uniseptate, constricted at the septum, 8-10 x 2 | - 3 ft,
( 1 0 - 1 2 | x 4 £ - 5 ft, Pk.), the cells unequal, the lower one narrower than
the subglobose or elliptical upper one.
On fallen cones of Abies Canadensis,
Helderberg Mts., N e w
York.
Differs from S. Pinsapo
sporidia.
in its
longer and
differently
shaped