2 695793 Neomammillaria mystax (Mart.) Britton & Rose [80 639380 Mammillaria mystax Mart.]
N.L. Britton, J.N. Rose, Cact., vol. 4 : t. 9 (1923) [D.G. Passmore]

2 695728 Neomammillaria gigantea (Hildm. ex Schumann) Britton & Rose [80 639028 Mammillaria gigantea Hildm. ex Schumann]
N.L. Britton, J.N. Rose, Cact., vol. 4 : t. 11 (1923) [D.G. Passmore]

2 52391 Amelanchier canadensis (L.) Medik. [0]
USDA Pomological Watercolor Collection: t. 123 (1909) [D.G. Passmore]

2 207477 Carya illinoinensis (Wangenh.) K. Koch [80 567890 Juglans illinoinensis Wangenh.]
USDA Pomological Watercolor Collection: t. 124 (1904) [D.G. Passmore]

2 224812 Ceratonia siliqua L.
USDA Pomological Watercolor Collection: t. 126 (1907) [D.G. Passmore]

2 56635 Anacardium occidentale L.
USDA Pomological Watercolor Collection: t. 133 (1903) [D.G. Passmore]

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

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

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

2 208365 Casimiroa edulis La Llave
USDA Pomological Watercolor Collection: t. 7415 (1901) [D.G. Passmore]