462 Scientific Intelligence. 
beyond the mark. Nelumbo, Cabomba, Nuphar, Nymphea, and 
Huryale ave well illustrated; the latter genus is made to include 
Victoria ; the quasi tyled tems are described, &e. In 
the first instance the ovules of the Cabombew are said to be inserted 
ous torsion of the stem. Mr. Ravenel points out that the phyllo 
successive internodes right and left, i. e., one twists to the right, 
the next as much to the left, the next in the opposite direction, 
numerous on the upper face of the leaf as on the lower. THEY 
scopical examination proved the correctness of Mr. Ravenel’s 
_ conjecture ; the stomata are about equally numerous on the two 
es, or whether the sto o dis- 
gewise to 18 
question. The fact is that the two are thus lated, and such 
rily essential to the well-being of the plant. 
It may be remarked, however, that the stomata do not ma’ y 
is peculiar to the species in question. 
d B. leueantha, which retain 
