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

Scarlet Gilia (Gilia aggregata)

Geranium

Scarlet Globe Mallow (Sphaeralcea grossulariaefolia)

Plate 307 — North American wild flowers, v.4 (1925)

Plate 303 — North American wild flowers, v.4 (1925)

Lemon Columbine (Aquilegia flavescens)

Plate 301 — North American wild flowers, v.4 (1925)

Pl. 10 — Der rupsen begin, voedzel en wonderbaare verandering, v.1-3

Rose Gentian (Sabbatia angularis)

Perennial Phlox (Phlox paniculata)

Plate 342 — North American wild flowers, v.5 (1925)