This was one of the few great epochs of geographical discovery.
Heart-wood is first formed at very different epochs in the life of a tree, according to the speciese.g.
It should be observed that the tyranny of Peisistratus is one of the many epochs of Greek history on which opinion has almost entirely changed since the age of Grote.
Hence there is a difference of eleven months between the epochs assumed by the Syrians and the Greeks.
European influence on Asia has been specially strong at two epochs, firstly after the conquests of Alexander the Great, and secondly from the r6th century onwards.