Rhodora canadense, Silver Lake, New Hampshire, May 25, 1953

Cinnamon Fern and Grass, Silver Lake, New Hampshire, June 12, 1953

Cinnamon Fern, New Hampshire

Azalea, Blue Mountain, Pennsylvania, May 14, 1957

Iris in Woodland Pool, Old Seney Road, Michigan, June 18, 1973

Blackberry Bushes in Field, Freedom, New Hampshire, October 12, 1956

Trailing Arbutus, Chocorua, New Hampshire, April 29, 1957

Rabbit Brush (Chamisa) in Arroyo, Tesuque, New Mexico, September 21, 1957

Lichen on Oxidized Rock, Abiquiu, New Mexico, July 24, 1953

Brown Leaves and Rock I, Santa Fe Basin, New Mexico, October 17, 1951

Brown Leaves and Rock I, Santa Fe Basin, New Mexico, October 14, 1951

Brown Leaves, Santa Fe Basin, New Mexico, October 12, 1951

Lichen, San Cristobal, New Mexico, July 30, 1953

Jasper Pebbles, Black Place, New Mexico, July 20, 1953

Sunflowers on Hillside, Chama, New Mexico, August 17, 1957

Aspens and Larkspur, Canjilon Lakes, New Mexico, June 11, 1958

Aspens Just Beginning to Turn Yellow, Aspen Valley Road, New Mexico, September 24, 1949

Aspen Leaves in Brook, Aspen Valley, New Mexico, October 7, 1950

Bark and Leaves, Santa Fe Basin, New Mexico, October 17, 1951

Aspens with Young Leaves, Pacheco Canyon, New Mexico, June 1, 1957