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Poisonous Plants (Thorn apple, Deadly Nightshade)

Poisonous Plants (Thorn apple, Deadly Nightshade) (1858)

Charlotte Mary Yonge (English, 1823 – 1901)
Poisonous Plants (Water Hemlock, Spurge Laurel)

Poisonous Plants (Water Hemlock, Spurge Laurel) (1858)

Charlotte Mary Yonge (English, 1823 – 1901)
Poisonous Plants (Yew, Henbane)

Poisonous Plants (Yew, Henbane) (1858)

Charlotte Mary Yonge (English, 1823 – 1901)
Poivre d’inde

Poivre d’inde

Maria Sibylla Merian (German, 1647 – 1717)
Poivre d’jnde

Poivre d’jnde (1719)

Maria Sibylla Merian (German, 1647 – 1717)
Poley mountain

Poley mountain (1739)

Elizabeth Blackwell (Scottish, 1707–1758)
Polianthos

Polianthos (1770)

Carington Bowles (English, 1724–1793)
Polinac melon.

Polinac melon. (1812)

George Brookshaw (English, 1751–1823)
Polyanthes pygmaea

Polyanthes pygmaea (1781-1793)

Nikolaus Joseph Freiherr von Jacquin (Dutch, 1727 – 1817)
Polyanthus Narcissus

Polyanthus Narcissus (1872-1881)

Arentina Hendrica Arendsen (Dutch, 1836 - 1915)
Polyanthus Narcissus 1.Grand Monarque. 2. Grand Soleil Dor

Polyanthus Narcissus 1.Grand Monarque. 2. Grand Soleil Dor (1872-1881)

Arentina Hendrica Arendsen (Dutch, 1836 - 1915)
Polyanthus or Cluster Narcissus

Polyanthus or Cluster Narcissus (1836)

Pancrace Bessa (French, 1772-1846)
Polybotrya vivipara

Polybotrya vivipara (1823)

William Jackson Hooker (English, 1785 – 1865)
Polychrome floral group I

Polychrome floral group I (1915)

Herman A. Elsberg (American, 1869 - 1938)
Polychrome floral group II

Polychrome floral group II (1915)

Herman A. Elsberg (American, 1869 - 1938)
Polychrome floral group III

Polychrome floral group III (1915)

Herman A. Elsberg (American, 1869 - 1938)
Polychrome floral group IV

Polychrome floral group IV (1915)

Herman A. Elsberg (American, 1869 - 1938)
Polycycnis lepida

Polycycnis lepida (1854-1896)

Charles Antoine Lemaire (French, 1800-1871)
Polygala myrtifolia

Polygala myrtifolia (1818-1824)

Gaetano Savi (Italian, 1769 – 1844)
Polyides rotundus

Polyides rotundus (1843-1853)

Anna Atkins (English, 1799 – 1871)
Polypodium alpinum

Polypodium alpinum (1781-1793)

Nikolaus Joseph Freiherr von Jacquin (Dutch, 1727 – 1817)
Polypodium fraxinifolium

Polypodium fraxinifolium (1781-1793)

Nikolaus Joseph Freiherr von Jacquin (Dutch, 1727 – 1817)
Polypodium hippocrepis

Polypodium hippocrepis (1781-1793)

Nikolaus Joseph Freiherr von Jacquin (Dutch, 1727 – 1817)
Polypodium molle

Polypodium molle (1781-1793)

Nikolaus Joseph Freiherr von Jacquin (Dutch, 1727 – 1817)
Polypodium multifidum

Polypodium multifidum (1781-1793)

Nikolaus Joseph Freiherr von Jacquin (Dutch, 1727 – 1817)
Polypodium pertusum

Polypodium pertusum (1823)

William Jackson Hooker (English, 1785 – 1865)
Polypodium phymatodes

Polypodium phymatodes (1781-1793)

Nikolaus Joseph Freiherr von Jacquin (Dutch, 1727 – 1817)
Polypodium plantagineum

Polypodium plantagineum (1823)

William Jackson Hooker (English, 1785 – 1865)
Polypodium trifoliatum

Polypodium trifoliatum (1781-1793)

Nikolaus Joseph Freiherr von Jacquin (Dutch, 1727 – 1817)
Polyporus lacteus Fr. Sk. Molles

Polyporus lacteus Fr. Sk. Molles (1915-1945)

Hans Walty (Swiss, 1868-1948)