Price per Trade P 
acket 
Oz. 
lb. 
Opuntia 
mesacar.tha cymochila c. 
, .10 
.25 
2.50 
Opuntia 
mesacantha Greenii. (Engelm.) 
.10 
.20 
2.00 
Opuntia 
mesacantha Macrorhiza 
(En- 
gelm) c. 
.10 
.20 
2.00 
Opuntia 
phaeacantha Engelm. c. 
.15 
.30 
3.00 
Opuntia 
polyacantha Haw. c. 
.10 
.25 
2.50 
Opuntia polyacantha aibispina (E. 
&B.) c. 
.15 
.50 
The above list of Opuntias are 
all hardy as far north as New 
York and Mass., and also in 
England. They are easily grown 
and are worthy of cultivation. 
Physocarpus Ramaleyi Nelson) 
.15 
1.00 
—Physocarpus Torreyi Maxim. 
.25 
Potentilla fruticosa L. 
.10 
Pctertilla fruticosa tenuifolia Lehm. 
.15 
Prunus demissa melanocarpa Nelson 
.10 
.25 
2.00 
Prunus Pensylvanica (Colorado form) 
.10 
.30 
Rhus trilobata Nutt. d.b. 
.10 
.20 
Ribes aureum Eursh. c. 
.10 
.30 
Ribes cereum Dougl. c. 
.10 
.25 
2.00 
Ribes tenuiflorum Lindl. c. (*) 
.15 
.50 
4.00 
Rosa Arkansana Porter d b. (true 
dwarf form) 
.10 
.10 
.80 
Rosa Sayi Schwein. d.b. 
.10 
.25 
Rosa Woodsii Lindl. d.b. (*) 
.10 
.io 
1.00 
~~^Rubus deiiciosus James, c. 
.15 
1.00 
12.00 
Sambucus pubens Michx. d.b. 
.10 
.50 
'Sambucus pubens (yellow fruited) d.b. 
.25 
2.00 
Symphoricarpos occidentals R. Br. 
.10 
.20 
2.00 
Symphoricarpos pauciflorus (Rob¬ 
bins) .15 
NOTES ON NOMENCLATURE, ETC. 
Since 1885, Coulter's Manual of Rocky Moun¬ 
tain Botany has been the standard botanical manual 
for Colorado. No revision has been made and at 
best it is only a compilation from scattered mater¬ 
ial. Much botanical research has accomplished since 
the appearance of Coulter’s work, but the results 
are not yet available in one volume. A frequent er¬ 
ror of Coulter’s Manual is the inclusion of two spec¬ 
ies under one elastic description. Various other er¬ 
rors are apparent to the careful botanist. It will be 
