In sending specimens of plants for investigation it is 
desirable to have the leaves, flowers, and fruit ; and, in the 
case of hulhotis plants, the Iiulhs, also. When they are 
sent from a distance it ib host to ]jropare l.ho spoclineiis 
by drying tliem under preasure l)fa.weeu r<-dds of absorb- 
ontiiaper, otherwise the pans siirliik and brenk so as to 
I)e liardly recogiil/ablo. When ilio firied iilants are sent 
they should bo prolocited from breakage in the mail by 
being inclosed between pieces of siirf pasteboard. Pack- 
ages weigbing less Uiaa four poimds can 1)0 sent by mail 
at the rate of one cent per ouiu^e. Write tho name of the 
sender on the outside. In the leilor ncoompanylng the 
specimens stato where collected, tho date, and any other 
particulars of the plant, whether reputed poisonous, pesti- 
ferous, medicinal, or useful. 
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