51160
Neomammillaria mystax (Mart.) Britton & Rose
N.L. Britton, J.N. Rose, Cact., vol. 4 : t. 9 (1923) [D.G. Passmore]

51163
Neomammillaria gigantea (Hildm. ex Schumann) Britton & Rose
N.L. Britton, J.N. Rose, Cact., vol. 4 : t. 11 (1923) [D.G. Passmore]

335657
6 857506 Pyrus canadensis (L.) Farw. (L.) Farw. [Amelanchier canadensis (L.) Medik.]
USDA Pomological Watercolor Collection: t. 123 (1909) [D.G. Passmore]

335658
Carya illinoinensis (Wangenh.) K. Koch
USDA Pomological Watercolor Collection: t. 124 (1904) [D.G. Passmore]

335660
Ceratonia siliqua L.
USDA Pomological Watercolor Collection: t. 126 (1907) [D.G. Passmore]

335661
Anacardium occidentale L.
USDA Pomological Watercolor Collection: t. 133 (1903) [D.G. Passmore]

335676
5 794998 Pinus pinea L. L. [Pinus sativa Garsault]
USDA Pomological Watercolor Collection: t. 355 (1908) [D.G. Passmore]

335677
Malus pumilla -
USDA Pomological Watercolor Collection: t. 439 (1905) [D.G. Passmore]

335806
1 1266152 Prunus persica (L.) Batsch [181 55882 Amygdalus persica L.]
USDA Pomological Watercolor Collection: t. 5280 (1872-1948) [D.G. Passmore]

335954
Casimiroa edulis La Llave
USDA Pomological Watercolor Collection: t. 7415 (1901) [D.G. Passmore]