Red Lily (Lilium montanum)

Eustoma russelianum

Untitled (Calla Lily)

Quill-Leaf Tillandsia (Tillandsia fasciculata)

Mexican Fremontia (Fremontodendron mexicanum)

Plate 398 — North American wild flowers, v.5 (1925)

Cannas and Cypress Vine (Canna species and Ipomoea quamoclit)

Flame Azalea (Rhododendron speciosum)

Bourgeau Rose (Rosa bourgeauiana)

Umbrella Tree (Magnolia tripetala)

California Poppy (Eschscholtzia californica)

Mountain Rose-Bay (Rhododendron catawbiense)

Plate 92 — North American wild flowers, v.2 (1925)

Plate 172 — A second century of orchidaceous plants

Tiger-Like Stanhopea (Tiger Orchid)

Plate 217 — North American wild flowers, v.3 (1925)

Plate 141 — A second century of orchidaceous plants

Plate 241 — North American wild flowers, v.4 (1925)

Plate 327 — North American wild flowers, v.5 (1925)

Plate 104 — A second century of orchidaceous plants

Plate 117 — A second century of orchidaceous plants

Plate 58 — North American wild flowers, v.1 (1925)

Pl. 63 — New illustration of the sexual system of Carolus von Linnaeus

Plate 101 — A second century of orchidaceous plants