F. WEINBERG, WOODSIDE, L I. 57 
Chief vars. o£ Cacti and succulents in all sizes, small or large 
quantities, as well as seeds thereof^ I am willing to take in exchange or pay- 
ment. Anyone wishing to dispose of such, I beg to send me offers. 
BOOKS ON CACTI. 
In answer to frequent inquiries for 'books, which fully treats on cacti. 
I would say, that- there are but few works availaible in the English language, 
I can supply the following works at short notice, on receipt of their prices: 
Cactaceae of the United States and Mexican Boundary Survey, by Dr. 
Engelmann, a finely illustrated work of seventy-five plates, engraved on 
steel, with description of one hundred and twenty varieties. This work 
is out of print, but can supply a few copies at $12 each. 
Cactus Culture for Amateurs, by W. Watson, Assistant Curator of the 
Royal Botanic Gardens, Kew, England ; about two hundred and thirty- 
five pages and ninety illustrations $2,25. 
Preliminary revision of the North American species of Cactus and An- 
halonium, by Prof. John M. Coulter, forty-one pages 35 
Preliminary revision of the North American species of Echinocactus, 
Cereus and Opuntia, one® hundred and seven pages .50 
GERMAN WORKS. 
Foerster and Ruempler Cacteen Kunde, one thousand pages, which 
treats fully on these plants and has a limited number of large illustrations 
of plants : $12.00 
Die Sukkulenten, Th. Ruempler and Prof. Dr. K. Schumann, two hun- 
dred and sixty pages, with one hundred and thirty-nine illustrations, treating 
about half on cacti and the other half on succulents $2.75 
Praktischer Leitfaden fiir die Anzucht und Pflege der Cacteen, speciell 
der Phyllocacteen von W. 0. Rother; a very fine work with forty-seven illus- 
trations, especially for beginners of collection $1.50 
Monographia Cactacearum. . Gesamtbeschreibung der Kakteen, von 
Prof. Dr. Karl Schumann; eight hundred and thirty-two pages and one hun- 
dred and seventeen illustrations, the standard of today, describing fully all 
cactus, which are known up to 1900, price. $10 
Kakteenkulturen im Hause und ihr Werth, by K. Hirscht. .50 
HARDY CACTUS AND ALPINE PLANTS. 
These are best suited for the rockery, although most of them will suc- 
ceed equally well in the border. They may be left outside in the open during 
winter, unprotected, as they will stand any amount of frost of from fifteen 
to twenty degrees below zero. 
Echinocactus Simposonii (pincushion Cactus), per 10. i.oo to 1.50 
Simpsonii, alba spina 
" Simpsonii, minor (button Cactus), per 10. . . . i.oo to 3.00 
" Simpsonii, large clumps, each, .50 to 2.00, 
per 10 5.00 to 10.00 
