{96 POLYPODIUM FALCATUM. —SICKLE-LEAVED POLYPOD. 
tobacco, imparting to it a sweetish licorice flavor. The Polypody 
upon oak trees was famous among the ancients for the cure of 
melancholy and madness.” 
It is epiphytic on old decayed trees, stumps and roots, and 
clefts of rocks,—indeed we should imagine much as the /o/y- 
podium vulgare is. It probably grows rather stronger than the 
species last named. Mr. Lunzer, our artist, who was kindly per- 
mitted to examine a specimen under cultivation in the Cambridge 
Botanic Garden, Massachusetts, found some of the fronds with 
their stipes about eighteen inches long. The experience in this 
garden leads to the belief that the plant will adapt itself easily 
to cultivation, and the facts we have given in regard to its native 
locations will help the cultivator. 
EXPLANATIONS OF THE PLATE. 1. A rather young plant from Washington Territory furnished 
by Mrs. Fanny E. Briggs. 2. A full-grown frond from a specimen grown in the Cam- 
bridge Botanic Garden. 3. Portion of pinnule enlarged, showing the position of the sori 
on the veins, and the thickening of the ends of the (pellucid) veins at a. 
