Bul. 179, U. S. Dept. of Agriculture. PLATE IX. 
STONES OF THE NATIVE AMERICAN SPECIES OF PRUNUS.—II. 
Fics. 1 to 7.—Prunus nigra: 1 and 2, From a wild tree near Atlanta, Mich.; 3, from Piscataquis River, 
Me.; 4, Cheney variety; 5,6,and7, Aitkin. Fias. 8 to15.—Prunus subcordata: 8, From a wild tree, 
Warner Mountains, Cal.; 9, from Klamath Indian Reservation, Oreg.; 10, from Pine Grove, 
Klamath County, Oreg.; 11, from Swan Lake Valley, Klamath County, Oreg.; 12, from Klamath 
Falls, Oreg.;-13 and 14, from Sprague River, Oreg.; 15, from Klamath Indian Reservation, Oreg. 
(Natural size.) 
