378 The Botanical Gazette. [Sep 
It is difficult to believe that specific differences woald | 
account for the differences in the observations, nor can we 
suppose that Famintzin and Woronin overlooked the vermi- 
form body in the first stage of germination. Probably there 
may be some variation in ‘individuals in this respect. 
BRITTON, ELIZABETH G.: A revisionof the genus Scoulena 
—The author described the type of the genus, Scoulerit 
aquatica, and reduced S. Nevii Kindb. and S. Mueller: 
Kindb. to it. S. marginata was described as a new ae E 
large tees on Nianitashet Island.—Fragments of age tress 
have been found while cutting peat at Polpis, _Hughes ms : 
and the author saw in this bog a stump 1.75" : 
ence. Near by as many as twenty stumps of various es 
were found. 
BRITTON, N. L.: Notes on the primary fling edi 
in Pinus rigida.—The author exhibited twigs and 
of this pine and discussed the foliar morphology, § 
the possible affinity of some fossil plants iad. 
with pteridophytes with the pines. The fr 
tween the primary leaf-scars and those on 
dodendrids is certainly striking. 
HALSTED, BYRON D.: Notes on pices igs : 
fungus Chalara paradoxa (De Seynes) acc. is si 
Saccardo’s Siticce F sign The writer crud i during 
the present year as growing upon pineapp ples : the jntet> 
the best material thus far met with for illustrating 2 “av 
nal abjunction of spores. When the time aT ee ‘ 
duction of these spores, the tip of the hypha dissolv 
protoplasmic contents become divided serially Oe 
hyaline cylindrical spores which are pute we 
the spore- -bearing hypha. While the pro eh 
Mation is at fr height the time for the delve 
Spore may not exceed fifteen minutes t 
There is a second form of spore much larger 
die pose of lo 
third form of spore midway between the two it 
in that it is produced by internal abjunction ae 
oval and not hyaline. This is likely @ vali 
ditions under which the spores are produce 
