The plums of New York

by U. P. Hedrick

Phillips, Com. Orch.

The Companion For the Orchard. By Henry Phillips. New Edition. London: 1831.

Poiteau, Pom. Franc.

Pomologie Francaise. Recueil des Plus Beaux Fruits Cultivés en France. Par Antoine Poiteau. Tomes 1-4. Paris: 1846.

Pom. France

Pomologie de la France. Ou Histoire et Description De Tous Les Fruits Cultivés En France. Ouvrage Public avec le concours des Sociétés d’Agriculture et d’Horticulture Francaises. Tome VII. Lyon: 1871.

Pom. Mag.

Pomological Magazine. Three Volumes. London: 1828-30. This work has also been published under the title Pomona Brittanica.

Popular Gard.

Popular Gardening. An illustrated periodical devoted to Horticulture in all its branches. Vol. I, Buffalo: 1886. Continued as Popular Gardening and Fruit Growing. An illustrated periodical devoted to Horticulture in all its branches, Vols. II-VI. Buffalo: 1887-91. All six volumes edited by E. A. Long; these consolidated with American Garden and continued as American Gardening. New York: 1892-1904.