Every Botanist 
Should be familiar with 
the prominent works of 
GEBRUDER BORNTRAEGER 
Publishers. 
Symbolae Antillanae 
Seu Fundamenta Florae Indiae occidentalis, edidit Ign. Urban. 
Just published: Volumen I $8.50, paper cover ; volumen II fasciculus 1 : $2.25. 
This important work will be issued in parts at indefinite intervals. 
Each part will be composed of 8 to 12 sheets and the subscription 
will vary from $2 to $3, according to the size. About 30 sheets 
will form a volume and the prices of the volumes will be raised 
on completion. 
Please write for full prospectus. 
Index universalis 
et locuplettissimus nominum plantarum hospitum specierumque 
omnium fungorum has incolentum, quae e Sylloge Fungorum 
Saccardiana et e litteratura mycologica usque ad finem anni 1897 
publicata excerpsit P. Sydow. Royal 8vo. $19.25. 
Hic index alphabetico ordine enumerat matrices una cum fungis, qui in iis gignun 
ortum est opus vere novum et ad determinandus species aptissimum, 
adhibendum. 
Hinc 
a caute 
Write for free Catalogue; postpaid. Address: 
Gebriider Borntraeger, Publishers; 
Bern, S. W. 4° 
SCHONEBERGERSTRASSE 17a 
