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Purple Prairieclover. Petalostemon purpureum

Purple Prairieclover. Petalostemon purpureum (1925)

Mary Vaux Walcott (American, 1860-1940)
Purple Saxifrage (Saxifraga oppositifolia)

Purple Saxifrage (Saxifraga oppositifolia) (1924)

Mary Vaux Walcott (American, 1860-1940)
Purple Saxifrage (Saxifrage oppositifolia)

Purple Saxifrage (Saxifrage oppositifolia) (1907)

Mary Vaux Walcott (American, 1860-1940)
Purple Saxifrage. (Saxifraga oppositifolia)

Purple Saxifrage. (Saxifraga oppositifolia) (1925)

Mary Vaux Walcott (American, 1860-1940)
Purple Stylized

Purple Stylized (circa 1915)

Hannah Borger Overbeck (American, 1870 – 1931)
Purple trefoil

Purple trefoil (1739)

Elizabeth Blackwell (Scottish, 1707–1758)
Purple-flowered Currant

Purple-flowered Currant (1815-1819)

Sydenham Edwards (English, 1768-1819)
Purple-flowered Indigo plant

Purple-flowered Indigo plant (1815-1819)

Sydenham Edwards (English, 1768-1819)
Purple-fruited Apricot

Purple-fruited Apricot (1815-1819)

Sydenham Edwards (English, 1768-1819)
Purple-stained Lady’s Slipper

Purple-stained Lady’s Slipper (1815-1819)

Sydenham Edwards (English, 1768-1819)
Purslain

Purslain (1739)

Elizabeth Blackwell (Scottish, 1707–1758)
Purslane

Purslane (1896-1897)

Edward Step (English, 1855-1931)
Püsifilla

Püsifilla (1692)

Magdelena Rosina Funck (German, 1672–1695)
Pussy Willow (Salix discolor)

Pussy Willow (Salix discolor) (1920)

Mary Vaux Walcott (American, 1860-1940)
Pussy Willow. Salix discolor

Pussy Willow. Salix discolor (1925)

Mary Vaux Walcott (American, 1860-1940)
Pussy-ears (Calochortus elegans)

Pussy-ears (Calochortus elegans) (1923)

Mary Vaux Walcott (American, 1860-1940)
Pussy-ears. (Calochortus elegans)

Pussy-ears. (Calochortus elegans) (1925)

Mary Vaux Walcott (American, 1860-1940)
Pussy-Toes (Antennaria racemosa)

Pussy-Toes (Antennaria racemosa) (1918)

Mary Vaux Walcott (American, 1860-1940)
Pycnostachys coerulea

Pycnostachys coerulea (1823)

William Jackson Hooker (English, 1785 – 1865)
Pygmy Androsace (Androsace subumbellata)

Pygmy Androsace (Androsace subumbellata) (1921)

Mary Vaux Walcott (American, 1860-1940)
Pygmy Androsace. Androsace subumbellata

Pygmy Androsace. Androsace subumbellata (1925)

Mary Vaux Walcott (American, 1860-1940)
Pyrethrum

Pyrethrum (1854-1896)

Charles Antoine Lemaire (French, 1800-1871)
Pyrethrum diversifolium

Pyrethrum diversifolium (1823)

William Jackson Hooker (English, 1785 – 1865)
Pyrethrum Roseum

Pyrethrum Roseum (1896-1897)

Edward Step (English, 1855-1931)
Pyrethrum roseum (variétés jardiniques du)

Pyrethrum roseum (variétés jardiniques du) (1854-1896)

Charles Antoine Lemaire (French, 1800-1871)
Pyrethrum Souvenir de Vandervinnen

Pyrethrum Souvenir de Vandervinnen (1854-1896)

Charles Antoine Lemaire (French, 1800-1871)
Pyrus communis

Pyrus communis (1909)

Amanda Almira Newton (American, 1860-1943)
Pyrus communis

Pyrus communis (1921)

Royal Charles Steadman (American, 1875 – 1964)
Pyrus communis

Pyrus communis (1921)

Royal Charles Steadman (American, 1875 – 1964)
Pyrus communis

Pyrus communis

Anonymous