Mathieu found the name of this variety in Wiener Garten-Zeitung 288. 1884.
Pilot. Americana. 1. Wis. Sta. Bul. 63:24, 52. 1897. 2. Ibid. 87:15. 1901. 3. Dak. Sta. Bul. 93:31. 1904.
Originated with M. E. Hinckley at Marcus, Iowa, from seed of a wild plum gathered on the Little Sioux River near Cherokee, Iowa; seed planted in 1870. Tree open, spreading, drooping; fruit large, oblong-oval with rounded apex; suture distinct; yellow mottled with light and dark red; skin thick, tough; flesh firm, rich and sweet; good; stone long-oval, pointed, margined; mid-season; cracks and rots in wet seasons.
Pink Damson. Insititia? 1. Montreal Hort. Soc. Rpt. 93. 1885.
Fruit small, pinkish-red; flesh light pink, soft; quality fair; very early.
Pioneer Prune. Domestica. 1. Pioneer Nur. Cat. 1900.
A variety grown for several years by the Pioneer Nursery Company, Salt Lake City, Utah; discarded because of its close resemblance to the Italian Prune.
Piper. Americana. 1. Am. Pom. Soc. Rpt. 162. 1891. 2. Wis. Sta. Bul. 63:52. 1897. 3. Ia. Sta. Bul. 46:287. 1900. 4. Wis. Sta. Bul. 87:15, 16 fig. 4. 1901.
Piper’s Peach 1, 2, 3. Piper’s Peach 4.
Found wild near Mankato, Blue Earth County, Minnesota, about 1887 by J. S. Harris of Crescent, Minnesota. Tree vigorous, upright, hardy, productive; fruit large, round, bright red; flesh orange-yellow, sweet and rich; good; stone roundish, slightly margined, nearly free; mid-season; mentioned in the catalog of the American Pomological Society in 1899.