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Quadro Gentiana propingua - Mary Vaux Walcott

Quadro Gentiane Gentiana macounii - Mary Vaux Walcott

Quadro Gentiane Gentiana holopetala - Mary Vaux Walcott

Quadro Gentiane Gentiana affinis - Mary Vaux Walcott

Quadro Fritillaire a due fiori Fritillaria biflora - Mary Vaux Walcott

Quadro Polygale a foglie paucifolate Polygala paucifolia - Mary Vaux Walcott

Quadro Parnassie frangée Parnassia fimbriata - Mary Vaux Walcott

Quadro Gentiane frangée Gentiana elegana - Mary Vaux Walcott

Quadro Gentiane frangée Gentiana crinita - Mary Vaux Walcott

Quadro Arbre à franges Chionanthus virginica - Mary Vaux Walcott

Quadro Franklinia alatamaha - Mary Vaux Walcott

Quadro Pentstémon a grandi fiori Pentstemon digitalis - Mary Vaux Walcott

Quadro Myosotis des Alpes Myosotis alpestris - Mary Vaux Walcott

Quadro Anémone des forêts Anemone deltoidea - Mary Vaux Walcott

Quadro Fleurs du Mesa - Mary Vaux Walcott

Quadro Fruit de cornouiller Cornus florida - Mary Vaux Walcott

Quadro Fleur de cornouiller Cornus florida - Mary Vaux Walcott

Quadro Cornouiller à fleurs Cornus florida - Mary Vaux Walcott

Quadro Studio di fiori - Mary Vaux Walcott

Quadro Vergerette à grandes fleurs Erigeron macranthus - Mary Vaux Walcott

Quadro Azalée flamme Azalea lutea - Mary Vaux Walcott

Quadro Épilobe en épi Epilobium angustifolium - Mary Vaux Walcott

Quadro Silène di Virginie Silene virginica - Mary Vaux Walcott

Quadro Pentstémon de feu Pentstemon eatonii - Mary Vaux Walcott

Quadro Violette des champs Viola rafinesquii - Mary Vaux Walcott

Quadro Adieu al primavera Godetia amoena lilja - Mary Vaux Walcott

Quadro Faux Oxytropis gracilis - Mary Vaux Walcott

Quadro Faux locoweed Oxytropia gracilis - Mary Vaux Walcott

Quadro Faux indigo Baptista bructeata - Mary Vaux Walcott

Quadro Faux pissenlit Agoseris carnea - Mary Vaux Walcott