BOTANICAL GAZETTE. 425 
will now b ek i 
Deiat ea <a 8 cutting, and clean cells without ragged remains of 
a. ay be seen beautifully filled with starch like baskets of fruit 
ater. Stain if desired with iodine.—T. J. BuRRILL. 
, A Spring-Clip.—Th ing illustration sh for 
. gee : panying ‘orm 
; ing “at for microscopical purposes which is at once the 
a . M8 easily made and most efficient one with which I 
wa . “egiel % is made of a rather large hairpin, the ends 
a tiers shape by means of ordinary pliers--preferably 
ee range of pressure may be readily obtained by 
; es ith the fingers the upper arm to or from the lower.—F. 
. ENT, Botanic Garden, Cambridge, Mass. 
Gi, -spegaeaond Pan.— Various methods have been used for 
Raisiscty a cent. and time of seed germination. Those most 
Sesihe web icee in this country and also abroad have been to 
tap s on the surface of porous tile, smooth sand or compacted earth. 
opping to point out the defects and inconveniences of these methods, 
A spring-clip. 
the folds) it will be the same as the 
= inside width of the pan. A long enough 
Sap strip is used to have about twenty-four 
folds 1} inches deep, and leave a flap 
Germi : 
A, denne pan Bin glass top removed : 
olded cloth; y, projecting of several inches at each end. The ap- 
pe 
<a dpe which runs through ihe upp 
the rig) of the folds; o, lower seam of per margin of the folds is sewn across 
from whi to permit ad inch brass rod to be run 
teat hich the cloth is suspended in the pan, as shown in the ent, The 
ter, ‘The eg of the folds are also sewn across to make them stay in place bet- 
TW dink tal length of the strip after the sewing is completed is about a yard. 
ch strips are used in each pan. 
© put the pan into use, it is filled part full of water, two of the prepared 
