OBSERVATIONS, 



SYSTEMATICAL AND GEOGRAPHICAL, 



ON 



THE HERBAKIUM 



COLLECTED BY 



PROFESSOR CHRISTIAN SMITH, 



IN THK 



VICINITY OF THE CONGO, 



DURING THE EXPEDITION TO EXPLORE THAT RIVER, 



UNDER THE 



COMMAND OF CAPTAIN TUCKEY, 



IN THE YEAR 1816. 



BY 



ROBERT BROWN, E.R.S., 



CORKESPOXDING MEMBER OF THE EOYAL INSTITUTE OF FRANCE, AND OF THE 



ROYAL ACADEMIES OF SCIENCES OF BERLIN AND MUNICH : HONORARY 



MEMBER OF THE LITERARY AND PHILOSOPHICAL SOCIETY OF 



NEW YORK, MEMBER OF THE WERNERIAN SOCIETY 



OF EDINBURGH. LIBRARIAN TO THE 



LINNEAN SOCIETY. 



[Reprinted from a ''Narrative of an Expedition to explore the River Zaire 



pp. 420—485.] 



LONDON: 



ISIS. 



