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Pyrus pyrifolia: Pear Apple

Pyrus pyrifolia: Pear Apple (1921)

Mary Daisy Arnold (American, 1873 – 1955)
Pyxie (Pyxidanthera barbulata)

Pyxie (Pyxidanthera barbulata) (1919)

Mary Vaux Walcott (American, 1860-1940)
Pyxie. Pyxidanthera barbulata

Pyxie. Pyxidanthera barbulata (1925)

Mary Vaux Walcott (American, 1860-1940)
Quakerladies (Houstonia caerulea)

Quakerladies (Houstonia caerulea) (1917)

Mary Vaux Walcott (American, 1860-1940)
Quakerladies. (Houstonia caerulea)

Quakerladies. (Houstonia caerulea) (1925)

Mary Vaux Walcott (American, 1860-1940)
Quamoclit Americana foliis cordiformibus, acutis, et leviter angulatis, floribus sanguineis

Quamoclit Americana foliis cordiformibus, acutis, et leviter angulatis, floribus sanguineis (1772-1793)

Giorgio Bonelli (Italian, 1742-1782)
Quamoclit foliis digitatis, pentaphyllos, pedunaculis unifloris, flore dilute purpurascente – Ipomoea

Quamoclit foliis digitatis, pentaphyllos, pedunaculis unifloris, flore dilute purpurascente – Ipomoea (1772-1793)

Giorgio Bonelli (Italian, 1742-1782)
Quamoclit, foliis tenuiter incisis, et pinnatis – Ipomæa.(cypress vine, cardinal climber, star glory)

Quamoclit, foliis tenuiter incisis, et pinnatis – Ipomæa.(cypress vine, cardinal climber, star glory) (1772-1793)

Giorgio Bonelli (Italian, 1742-1782)
Queen Elizabeth’s Oak

Queen Elizabeth’s Oak (1826)

Jacob George Strutt (English, 1784 – 1867)
Queen Victoria

Queen Victoria (1924)

Henriette Sjöberg (Swedish, 1842-1915)
Queen’s Slipper (Cypripedium reginae)

Queen’s Slipper (Cypripedium reginae) (1897)

Mary Vaux Walcott (American, 1860-1940)
Queencup (Clintonia uniflora)

Queencup (Clintonia uniflora) (1924)

Mary Vaux Walcott (American, 1860-1940)
Queencup (Clintonia uniflora)

Queencup (Clintonia uniflora) (1902)

Mary Vaux Walcott (American, 1860-1940)
Queencup (Clintonia uniflora)

Queencup (Clintonia uniflora) (1922)

Mary Vaux Walcott (American, 1860-1940)
Queencup (flower). Clintonia uniflora

Queencup (flower). Clintonia uniflora (1925)

Mary Vaux Walcott (American, 1860-1940)
Queencup (fruit). Clintonia uniflora

Queencup (fruit). Clintonia uniflora (1925)

Mary Vaux Walcott (American, 1860-1940)
Quercus grandifolia = Magnolia-leaved oak.

Quercus grandifolia = Magnolia-leaved oak. (1837)

Aylmer Bourke Lambert (English, 1761 – 1842)
Quercus Lamellosa, Ham.

Quercus Lamellosa, Ham. (1855)

Walter Hood Fitch (Scottish, 1817 – 1892)
Quercus Robur, var. Concordia

Quercus Robur, var. Concordia (1854-1896)

Charles Antoine Lemaire (French, 1800-1871)
Quercus striata

Quercus striata (1854-1896)

Charles Antoine Lemaire (French, 1800-1871)
Quill-Leaf Tillandsia (Tillandsia fasciculata)

Quill-Leaf Tillandsia (Tillandsia fasciculata) (1929)

Mary Vaux Walcott (American, 1860-1940)
Quill-leaf Tillandsia. Pillandsia fasciculata

Quill-leaf Tillandsia. Pillandsia fasciculata (1925)

Mary Vaux Walcott (American, 1860-1940)
Quinces

Quinces

Ludwig Adam Kunz (Austrian, 1857-1929)
Quinces

Quinces (1739)

Elizabeth Blackwell (Scottish, 1707–1758)
Quintinia Serrata

Quintinia Serrata (1888)

Georgina Burne Hetley (New Zealander, 1832 – 1898)
Quintinia serrata; Carpodetus serratus

Quintinia serrata; Carpodetus serratus (circa 1885)

Sarah Featon (New Zealander, 1848 – 1927)
Rabbitbean (Cracca virginiana)

Rabbitbean (Cracca virginiana) (1918)

Mary Vaux Walcott (American, 1860-1940)
Rabbitbean. (Cracca virginiana)

Rabbitbean. (Cracca virginiana) (1925)

Mary Vaux Walcott (American, 1860-1940)
Raceme-flowered Maxillaria

Raceme-flowered Maxillaria (1815-1819)

Sydenham Edwards (English, 1768-1819)
Racemes and ears.

Racemes and ears. (1879)

Niels Skovgaard (Danish, 1858 – 1938)