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)

Walkingstick Cholla (Opuntia imbricata)

Agave americana (almindelig agave)

Aloe vera (læge-aloe)

Cholla Opuntia whipplei

Fritillaria imperialis (kejserkrone)

(Untitled--Flower Study)

Plate 35 — North American wild flowers, v.1 (1925)

Giant Red Paintbrush (Castilleja miniata)

Erica Fulgida

Plate (leaf 970) — Phytanthoza iconographia, sive, Conspectus aliquot millium, vol. 2

Plate (leaf 682) — Phytanthoza iconographia, sive, Conspectus aliquot millium, vol. 2

Flower Study