336 DRUPACEAE 
CHERRIES “ 
Fruit small, without bloom on the skin, red or nearly black. Stone 
rounded or egg-shaped, destitute of margins. 
8. P. pumila, L. (Fig. 2, pl. 73.) Dwarr CHErry. SAND CHERRY. 
A dwarf shrub about 1 ft. high, though it may bloom at the height of 
6 in. or grow to a height of 6 ft., the latter very rare. Stems and slender 
branches smooth and often reclining. Leaves narrow, inversely lance- 
shaped. but pointed at each end, pale beneath, deep green above; teeth 
at borders except toward the base. Flowers few (2 to 4 in cluster) ; 
fruit dark red or nearly black. Banks of streams and wet sandy places. 
April-May. 
9. P, cuneata, Raf. (Fig. 6, pl. 73.) APPALACHIAN CHERRY. A 
small shrub similar to the last, but erect. Leaves rather broader and 
distinctly rounded at apex. Wet or rocky places. New Hampshire, 
westward and southward, 
10. P. virginiana, L. (Fig. 1, pl. 73.) CHoke CuHerry. Shrub, 
growing along fences, in fields or along river banks; generally from 5 to 
7 ft. high, but more rarely 2 to 10 ft. Leaves broadly oval, pointed at 
each end. Flowers in narrow elongated clusters, pendulous or nearly 
erect, 20 or more in the cluster. The fruit, which hangs in long clusters 
is nearly black when ripe, and has an astringent unpleasant taste. Blooms, 
April-May. 
11. P. pennsylvanica, L. (Fig. 3, pl. 73.) Witp Rep CuEerry. Pin 
CHERRY. Tree, 20 to 35 ft., rarely shrubby. Bark smooth, reddish-brown. 
Leaves oblong-egg-shaped or lance-shaped, tapering at each end or rounded 
at base, shining above and below. Flowers white on long slender flower- 
stalks in an umbel-like cluster. Fruit small, red, rather acid. Common 
at borders of woods and as “second growth” tree. Blooms, April to June. 
Fruit ripens in August. 
12. P, serotina, Ehrh. (Fig. 5, pl. 73.) Wirp Brack CuHerry. 
Large tree, sometimes 80 or 90 ft. high. Bark black and rough. Leaves 
oval, tapering at each end and somewhat rounded at base, smooth and 
shining above, unequally serrate, 3 to 5 in. long. Flowers rather small, 
numerous, in long cylindric clusters. Fruit in grape-like clusters of 
nearly black cherries with an agreeable taste. In woods and borders of 
fields. Common. Blooms, May. Fruit ripe in August. 
Besides those above described, a number of species of Prunus are found 
occasionally in thickets or woods where they remain in deserted grounds 
or have found a lodgment as escapes from cultivation. 
Famity X.—CAESALPINACEAE. Senna FAmiIty 
Herbs, shrubs or trees, with flowers of some species closely ap- 
proaching the typical form of the pea flower, in others nearly 
symmetrical and regular. Pod resembling the pod of the pea. 
Leaves alternate, simple or, more generally, compound, feather- 
formed with from 8 to many leaflets arranged along the leaf stem. 
Trees. 
