20 SCANDINAVIANS AND 
Om Slegtet Cinchona og dens Arter, 1797. 
Icones illustration, plantarum Americanarum in Eclogis descriptarum inser- 
vientes, 1798—’99. 
Anmerkninger til Oberst-lieutenant von Rohrs Beskrivelse over nogle Plan- 
ter, 1793. 
Beskrivning over Stellaria Grenlandica og Dryas integrifolia, 1797. 
Samuel Fahlberg, a Swedish physician, came to St. Barthol- 
omew in 1785, soon after that island had become a Swedish pos- 
session. He published: 
Utdrag af samlingar till naturalhistorien dfver 6n St. Barthelemi i Vastindi- 
en, 1786. 
Bengt Anders Euphrasen, a botanical student, undertook in 
1788 a journey to the West Indies under the auspices of the Royal 
Swedish Academy of Sciences, and visited St. Bartholomew, St. 
Eustatius, and St. Kitts. After his return he published: 
Beskrifning dfver svenska vistindiska én St. Barthelemi samt darne St. Eus- 
tache och St. Christopher, 1795. 
Paul Erdman Isert was born in 1757, and in 1783 went out 
as head physician of the Danish Colonies in Guinea, which he left 
in 1787 and sailed in a slave-ship to the West Indies. He visited 
St. Croix, St. Thomas, St. John, St. Eustatius, Guadeloupe, and 
Martinique. He returned to Copenhagen, where he died in 1789. 
He published: 
Reise nach Guinea und den Caraibischen Inseln im Columbien, 1788, 
Reb. Forstrém. Nothing more is known to the writer than 
that he was a Swedish clergyman residing on the island of St. 
Bartholomew, and sent a large collection to Swartz in 1817. 
Olof Swartz (See preceding period.) 
6. CANDOLLEAN PERIOD, 1819—18490. 
tion. It is true that his system had already been published in 1813 in the first 
edition of the “Theorie;” but it received considerable modifications in the seco! 
edition, where it is practically as we know it to-day. 
De Candolle’s system was based to a great extent on that of Jussieu; but not 
only had the related genera been brought together into families, but the related 
families into orders, and arranged in a series. Except in a few cases, he 
formed the name of each family from the name of a representative genus belong 
ing to it by suffixing the ending -acew, as, for instance, Rosacee from Rosa. His 
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