Colorado Queen. Americana. 1. Kerr Cat. 1894. 2. Waugh Plum Cult. 146. 1901. 3. Ohio Sta. Bul. 162:254, 255. 1905.
Colorado 2.
Introduced by J. W. Kerr, Denton, Maryland. Fruit of medium size, roundish; cavity lacking; suture a line; dull red with a light bloom; flesh light yellow; quality fair; stone of medium size; clinging; early.
Combination. Triflora ×? 1. Burbank Cat. 1901.
Grown by Luther Burbank. Tree uniform in growth; fruit large, roundish; cavity deep; suture distinct; stem short; light crimson; flesh straw color, sweet with slight pineapple flavor; early.
Comfort. Americana. 1. Kerr Cat. 1894, 2. Ia. Sta. Bul. 46:265. 1900. 3. Can. Exp. Farm Bul. 43:29. 1903.
Introduced by J. Wragg & Sons, Waukon, Iowa, in 1879. Fruit small, roundish; cavity narrow, shallow; suture a line; apex rounded; red; dots numerous; bloom thin; skin thick, tough; flesh dark yellow, firm, juicy, sweet; good; stone semi-clinging; mid-season; mentioned in the Catalog of the American Pomological Society for 1899.
Communia. Domestica. 1. Ia. Hort. Soc. Rpt. 87. 1890. 2. Ia. Sta. Bul. 46:265. 1900. 3. Kan. Sta. Bul. 101:117, 118, Pl. III fig. 119. 1901. 4. Budd-Hansen Am. Hort. Man. 309. 1903.
Introduced from Denmark by a German colony located at Communia, Clayton County, Iowa. It resembles the Lombard so closely that they are often confused. The tree is said to be hardier and a slower grower than the Lombard, and its fruit of deeper blue and of higher quality. Subject to rot.