"In 1853 Harvey started on a prolonged tour to the East; his route included Egypt, Ceylon, Singapore, Australia, New Zealand, and sundry of the islands of the Pacific, and he returned ultimately by way of and Panama. The journey was originally undertaken in the interests of the and resulted in a large addition to its treasures. His extensive collections contained a huge mass of material, all of which was practically new. He took all available opportunities of exploring the of the different coasts to which he had access and amassed such a wealth of material that the collection was unequalled by any other of the time. The use he made of it is shown by the great Phycologia Australica which occupied him for five years after his return."