[117] Bot. Gaz. 24:462. 1896; Cornell Sta. Bul. 170. 1897; Ev. Nat. Fruits 194-208. 1898.

[118] Gar. and For. 10:340, 350. 1897. Plum Cult. 60-66. 1901.

[119] Waugh, F. A. Vt. Sta. An. Rpt. 14:277. 1900-01.

[120] Hakluyt Voyages 3:258.

[121] Torrey Bot. Club Bul. 21:301. 1894.

[122] Silva of North America 4:28. 1893.

[123] Jack, J. G. Gard. and For. 7:206. 1894.

[124] Gar. and For. 3:625. 1890.

[125] Sandberg, J. H. Cont. U. S. Nat. Herb. 3:221. 1895.

[126] Coville, F. V. Cont. U. S. Nat. Herb. 5:99. 1897; and Chestnut, V. K. Cont. U. S. Nat. Herb. 7:356. 1902.