56 FOREST TREES. 
Amelanchier Canadensis—Shadbush, Service-berry. 
Calyx-lobes triangular, lanceform; fruit, globular, 
purplish, edible; ripe in June. 
The greatest height attained by this tree is thirty 
or forty feet, with a diameter of ten or twelve inches, 
but it is commonly of much smaller size. It grows 
in most parts of the United States, and is said to be 
most abundant on the Alleghany Mountains. It is 
a handsome tree, blooming profusely early in the 
season. Its flowers are white, and are produced in 
long panicles. The fruit is palatable, but is seldom 
abundant, and is greedily devoured by birds when 
scarcely ripe. It merits notice only asan ornamental 
tree. There are several varieties, some of them 
dwarfish. It is easily propagated from seed. 
ASIMINA PAPAW. 
Natural Order, Anonacee. 
Petals, six, increasing after the bud opens, the 
outer set larger than the inner; stamens, numerous, 
in a globular mass; pistils, few, ripening one to 
three large and oblong, pulpy, several seeded fruits; 
‘seeds horizontal, flat. 
Asimina triloba—Papaw. 
Leaves thin, obovate, lanceolate, pointed; petals, 
dull purple, veiny, round-ovate, the outer ones three 
to four times as long as the calyx. 
The Papaw is commonly only a large shrub, but 
often reaches the height of twenty or thirty feet, with 
a diameter of six or eight inches. It is found from 
