mh Clearly distinguished Bieter iso-brity benzoate and a aoa 
“Nose Ore not ps von. ‘Frisch comes to the ponelan yee 2 
mignonette and the ani . which was chiar with Hie paper. ‘The two f ct pay! 
ee into” epee inal eh using two boxes,” one perfumed with mignon s 
the greater effect. In one point, however, the colour was superior t0. the ety 
acted at a longer ‘distance. | opt Reng 
In order to determine the intensity of the smelling eee of the bees, « 
limit of perceptibility tof the three ‘scents in hacchon jupeeds ‘aint ‘ell wits 
for a normal human nose. The limit found remained the same, even if the bees. 
been trained upon another concentration of smell, which proves that this. limi : 
independant of the concentration originally chosen. . The intensity of smelling é 
of the bee does not seem le ‘be very different from that of man and, is at aes 3 
equal Ree tues Mates 
flower scent Ssannied by the nectar. 
The possibility that bees might be able to perceive odours, for wie we ; 
susceptible, seemed to be realized in the flowers of Virginia creeper (Ampelopsis q 
folia), but all the author’s relative experiments did not show any result, | The 
of Virginia creeper are scentless, the same. for the bees as for us. ae 
Further experiments, which von Frisch undertook in order to decide the ! 
to von Frisch, that it is a bait for insect especially for flies, peetieg? D 
flies. OF considerable importance is the. Aact, that <the profusion oA 
ie die flowers sought after from those. of thee Nciads and to facilitate the 
‘ flowers of the same kind. The odour of. the flower, therefore, is. a ist 
the bee, perhaps the most important that the flower has. Bara ee : 
von Frisch then discusses some: exponents, the results, of which are 
with regard to’ the psychology of the bee. ees in. 
