20 SCANDINAVIANS AND 



Om Slspgtet Ciiiclioiia og dens Arter, 1797. 



Icones illustration, plantamm Americauarum in Eclogis descriptarum inser- 

 Tientes, 179S— "99. 



Anmaerkninger til Oberst-lientenant von Rohrs BeskriTelse over nogle Plan- 

 ter, 1793. 



Beskrivning over Stellaria GrienUindica og Dri/as imtegrifolia. 1797. 



Samuel fahlberg, a Swedish phrsieian, came to St. Barthol- 

 omew in 1785. soon after that island had become a Swedish pos- 

 session. He published: 



Utdrag ai samlingar till natnralhistorien of ver on St. Barthelemi i A'astindi- 

 en. 1786. 



Bengt Anders Eaphrasen, a botanical student, undertook in 

 1788 a journey to the West Indies under the auspices of the Roval 

 Swedish Academy of Sciences, and vi-sited St. Bartholomew, St. 

 Eustatius, and St. Kitts. After his return he pubhshed: 



Beskrifnlng ofrer svensfca vastindiska on St. Barthelemi samt oame St. Ens- 

 taehe och St. Christopher, 179-5. 



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 nnd den Caraibischen Inseln im Colnmbien, 1788, 



i?e>. Forstrom. Xothing more is known to the writer than 

 that he was a .Swedish clergyman residing on the i.sland of St. 

 Bartholomew, and sent a large collection to Swartz in 1817. 



Olof S'wartz (See preceding period.) 



6. CANDOLLEAN PERIOD, 1819-1840. 



This period Ijegan, in the -n-riTer's opinion, rather \\-ith the appearance of the 

 second edition of .ingustine Prramus de CandoUe's Theorie eUmentaire de 1" Boio- 

 ni^Hc in 1819, than -n-ith that of the first volume of his "Prodromus'", in 1824: 

 for the epoch-making publication was the publication of his system of classifica- 

 tion. It is true that his system had already been published in 181-3 in the first 

 edition of the "Theorie;" but it i-eceived considerable modifications in the second 

 edition, where it is practically as we know it to-day. 



De Candolle"s system was based to a great extent on that of .Jussien; 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 ea-ses. he had 

 formed the name of each family from the name of a representative genus telong- 

 ing to it by suffixing the ending -nceie. as, for instance. Bosacen- irom Bosa. His 



