between 1935 and 1942
Anise
Pimpinella anisum
Aconite
Aconitum napellus
Lemon
Citrus medica var. Limo...
Agar
Gelideum cartilagineum
True Bittersweet
Solanum dulcamara
Black Cohosh
Cimicifuga racemosa
Grecian foxglove
Digitalis lanata
Sketch for the letter B...
Letter K with dragon mo...
Letter D with dragon mo...
Letter S with dragon mo...
Letter L with dragon mo...
Letter W with dragon mo...
"The Hrubeskys" Christm...
Greeting card designed ...
Letter of correspondenc...
"Happiness" print desig...
Red squill
Urginea scilla
Pomegranate
Punica Granatum
Autumn crocus
Colchicum autumnale
Coltsfoot
Tussilago farfara L.
Pot Marigold
Calendula officinalis
Bearberry
Arctostaphylos uva-ursi
Henbane
Hyoscyamus niger
Elecampane
Inula helenium
Valerian
Valeriana officinalis
Larkspur
Delphinium ajacis
Blood root
Sanguinaria canadensis
1935-1942
Coriander
Poison Hemlock
Conium maculatum
Pasque Flower
Pulsatilla hirsutissima
Boneset
Eupatorium perfoliatum
Castor Bean
Ricinus communis
German Chamomile
Matricaria chamomilla
Tussilago farfara
Coriandrum sativum
Corn
Zea Mays
Cotton
Gossypium
Culvers Physic
Veronicastrum virginicu...
Autumn Crocus