THE practice which is gaining ground, whereby, to the exclusion of the general text-book, the specialist produces a book in which he takes up merely his own branch of a scientific subject, is ...

A new study unveils the most comprehensive understanding of the evolutionary history of flowering plants to date. The research analyzed 1.8 billion letters of genetic code from more than 9,500 species ...

x, 308 p. : col. ill. ; 28 cm. + CD-ROM (4 3/4 in.) ...

Pyrenees fossils suggest the Montsechia lived up to 130 million years ago and is the earliest known example of a fully submerged aquatic flowering plant Editor's note: The following essay is reprinted ...

AFTER a somewhat long delay, the second and concluding part of this work has appeared, and may be cordially welcomed. Like the first, it follows the system of Engler, but in a general and not in any ...