252 DRUPACEAE. {Vou. II. 
16. Prunus Pennsylvanica L.f. Wild 
Red Cherry. Pin or Pigeon 
Cherry. (Fig. 2022.) 
Prunus Pennsylvanica I. f. Suppl. 252. 1781. 
Cerasus Pennsylvanica Lois. Nouv. Duham. 5: 9. 
1812. 
A small tree, with maximum height of about 
35°, and trunk diameter of 114°, sometimes 
shrubby. Leaves oval or lanceolate, acute or 
acuminate at the apex, mainly rounded at the 
base, glabrous and shining on both sides, serru- 
late, rather slender-petioled; flowers white, in 
lateral, corymbose, peduncled or sessile leafless 
clusters, unfolding with the leaves; pedi- 
cels slender, glabrous, 6/’—12’’ long; drupe glo- 
bose, red, 2’’/-3// in diameter, without bloom, 
its flesh thin and sour, its stone globular. 
In rocky woods, and clearings, Newfoundland to 
Georgia, west to the Rocky Mountains. Wood soft, 
light brown; weight per cubic foot 31 lbs. April- 
py June. Fruit ripe in August. 
17. Prunus Mahaleb L. Mahaleb. N 
. ?\ 
Perfumed Cherry. (Fig. 2023.) raN\ 
Prunus Mahaleb \,. Sp. Pl. 474. 1753. J oS | \ 
preys Mahaleb Mill. Gard. Dict. Ed. 8, no. 4. ; | } 
1768. ne es ; 
A small tree or shrub, with maximum \ MS 
height of about 25° and trunk diameter of 
1°, generally flowering when but a few years 
old. Bark pale, smooth; leaves petioled, 
ovate, abruptly acute at the apex, rounded or 
slightly cordate at the base, glabrous on both 
sides, denticulate, fragrant; flowers white, 
about 5’’ broad, in corymbs borne on short 
leafy branches of the season, unfolding with 
the leaves; drupe reddish-black, globose or 
globose-ovoid, about 4’ long, the flesh thin, 
the stone slightly flattened. 
Roadsides and waste places, southern New 
York and eastern Pennsylvania, becoming fre- 
quent. Adventive from Europe. Wood hard, \ 
brown. Used in Europe for cabinet making. { 
April-May. Fruit ripe July. Lf : 
18. Prunus Virginiana L. Choke 
Cherry. (Fig. 2024.) 
Prunus Virginiana J, Sp. Pl. 473. _ 1753- 
Cerasus Virginiana Lois. Nouv. Duham. 5: 3. 1812. 
A shrub, 2°-10° high, or rarely a small tree, 
with gray bark. Leaves thin, obovate or broadly 
oval, abruptly acute or acuminate at the apex, 
rounded at the base, glabrous, or slightly pubes- 
cent along the veins beneath, sharply or doubly 
serrulate with slender teeth; petioles with sev- 
eral glands; flowers white, 4/’-5’’ broad, in erect 
or spreading mainly loosely-flowered racemes, 
terminating leafy branches of the season; petals 
suborbicular; pedicels 2’/-3’’ long, drupe red to 
nearly black, rarely yellow, globose, 4’’-5’’ in 
diameter, very astringent; stone globular. 
Along river-banks and in rocky situations, New- 
foundland to Manitobaand British Columbia, south 
to Georgia, Nebraska, Texas and Colorado. April- 
May. Fruit ripe in July or August. 
