He makes a plea for more intensive study of Angiosperm-like fossils from rocks of the Triassic, Jurassic and Lower Cretaceous periods, in the confident hope that some will be found to be the early ...

and new methods have been in use by numerous inquirers of both sexes, all keen in their desire to take a part in the new era of research. Water Plants: A Study of Aquatic Angiosperms.