72 BULLETIN 179, U. S. DEPARTMENT OF AGRICULTURE. 
known, appears to be a hybrid of P. triflora with P. angustifolia 
varians. 
Prunus mississippi Marsh., 1785, Arb. Amer., p. 112. ‘‘Crimson plumb.”’ 
Marshall’s description of this species does not admit of identifica- _ | 
tion. He says: 
» 
This grows naturally upon the Mississippi and is of larger size than most of the 
other kinds. The fruits are crimson colored and somewhat acid. 
Prunus tawakonia Lindh., Gray, 1850, in Boston Jour. Nat. Hist., v. 6, p. 186. 
Given only as a synonym of P. rwularis. 
Prunus triflora. Raf., 1820, Ann. Nat., p. 11. 
Rafinesque’s description of this is as follows: 
Arborescent, branches crooked and smooth, leaves subsessile, oblong lanceolate, 
acuminate, crenate, subobtuse; umbels sessile, commonly triflora; calyx acute, petals 
erose. A tree 20 feet high, probably a cherry tree. In the mountains of Pennsylva- 
nia. Flowers numerous, white, smelling strongly of honey. 
LITERATURE CITED. 
1;-Apam, D. Ts 
1869. Improvement of the native plum. Jn Amer. Jour. Hort. and Florist’s 
Comp., v. 5, p. 139-148, illus. 
. BaAitEY, L. H. 
1892. The cultivated native plums and cherries. N.Y. Cornell Agr. Exp. Sta. 
Bul. 38, 112 p., 14 fig. 
bo 
3. 1893. Annals of Horticulture in North America for the Year 1892, 387 p., illus. 
New York. 
4. 1894. The native dwarf cherries. N.Y.Cornell Agr. Exp. Sta. Bul. 70, p. 255- 
265, 5 fig. 
1898. Sketch of the Evolution of Our Native Fruits, 472 p., 125 fig. New York. 
}. Barry, PaTRIcK. 
1852. The Fruit Garden . . . 398 p., 157 fig. New York. 
. BARTRAM, JOHN. 
1751. Observations on the Inhabitants, Climate, Soil, Rivers, Productions, Ani- 
mals, and other Matters Worthy of Notice made by John Bartram in 
his Travels from Pennsylvania to Onondaga, Oswego and the Lake 
Ontario in Canada... 94p., 1 pl. London. 
co Or 
~J 
8. BarTRAM, WILLIAM. 
1791. Travels through North & South Carolina, Georgia, East & West Florida, 
the Cherokee Country . . . 522p., illus. Philadelphia. 
9. 1792. Travels through North ae South Carolina, Georgia, East and West 
Florida, the Cherokee Country .. . 520p., illus., map. Philadelphia 
and London. 
10: Beapuez, D. W. 
1872, Canadian Fruit, Flower and Kitchen Gardener. 
11. Bripeceman, THOMAS. 
1840. iene Gardener’s ei aar Ed. 8. 
12, BUDD, Je Ln 
1870. The Miner and Chickasaw plum. In West. Pomol., v. 1, no. 2, p. 18. 
