TREES OP THE NORTHERN UNITED STATES 



glands near the base ; twigs also glandu- 

 lar ; berries very small ( J- inch), with many 

 seeds. A large tree recently introduced 

 from Japan, which may prove hardy from 

 Pennsylvania south, but is killed by the 

 climate of Massachusetts. 



ORDER III. ANONACEJE. 



(CUSTARD-APPLE FAMILY.) 

 I. polycdrpa. 



An order of tropical trees and shrubs except the fol- 

 lowing genus: 



GENUS 5. ASfMINA. 



Small trees or shrubs with simple, deciduous, alternate, 

 entire, pinnately-veined leaves. Flowers large, dull pur- 

 plish, solitary in the axils of last year's leaves. Fruit a 

 large, oblong, several-seeded, pulpy berry. 



Asimina triloba, Dunal. (COMMON 

 PAPAW.) Leaves large (8 to 12 in. long), 

 oblong-obovate, acuminate, thin, lapping 

 over each other in such a manner as to 

 give the plant a peculiar imbricated ap- 

 pearance. Flowers 1 in. broad, appear- 

 ing before the leaves. Fruit 3 in. long, 

 1} in. thick, yellowish, fragrant, about 

 8-seeded, ripe in the autumn. Small (10 

 to 20 ft. high), beautiful tree with dark- 

 brown twigs. All parts have a rank, fetid 

 smell. Wild in New York and southward 

 along streams ; cultivated. 



ORDER IV. TAMABISClNE^. 



A small order, consisting mostly of shrubs (from the 

 Old World) with minute leaves. 



