362 Scientific Intelligence. 
other side of the flower answering to the three suppressed stamens of the 
oute¥ series, while two little filaments answer in position to the suppressed 
lateral stamens of the inner series. It is hoped that other specimens 
may be detected the ensuing summer, and preserved in spirit for more 
searching examination, In another paper, Dr. Hooker identifies Pinus 
Peuce, Griesb., of the mountains of Macedonia, with P. excelsa of the 
Himalayas. Mr. Mitten describes new Musci and Hepatice of Japan and 
the coast of China, and Prof. Oliver, new genera of plants of Western 
Tropical Africa. 
of Sequoia ( Wellingtonia) gigantea of California, correcting the popular 
impression that this magnificent tree is extremely local and in danger 0 
inction. A. G. 
extinct 
. Multiplication only in the: perfect sexual animal 4, In both 
males and females, but without sexual influence.—Daphnide. 6, In 
the summer eggs of Daphnia, and of the true Aphis eggs W! 
the winter eggs or ephippia of Daphnia, and extends the comparison to 
the larve buds and e : i 
Upon the distinction between Parthenogenesis and Alternate genesis 
l¢ urges, that the former is a germination of buds in special sexual ore 
gans, though without fructification; while the latter is a self-transforme 
tion, also unfructified, of tissue into germs or buds, without any special 
