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Portulaca splendens

Portulaca splendens (1815-1819)

Sydenham Edwards (English, 1768-1819)
Portulaca, latifolia, sive lativa – Porcacchia maggiore – Pourpier. (Purslane, Moss Rose)

Portulaca, latifolia, sive lativa – Porcacchia maggiore – Pourpier. (Purslane, Moss Rose) (1772-1793)

Giorgio Bonelli (Italian, 1742-1782)
Posoqueria fragrantissima

Posoqueria fragrantissima (1854-1896)

Charles Antoine Lemaire (French, 1800-1871)
Posoqueria multiflora

Posoqueria multiflora (1854-1896)

Charles Antoine Lemaire (French, 1800-1871)
Posy

Posy (after 1820)

Henryka Beyer (German, 1782-1855)
Potentilla astracanica

Potentilla astracanica (1781-1793)

Nikolaus Joseph Freiherr von Jacquin (Dutch, 1727 – 1817)
Potentilla nepalensis

Potentilla nepalensis (1823)

William Jackson Hooker (English, 1785 – 1865)
Potentilla opaca

Potentilla opaca (1781-1793)

Nikolaus Joseph Freiherr von Jacquin (Dutch, 1727 – 1817)
Potentilla salisburgensis

Potentilla salisburgensis (1781-1793)

Nikolaus Joseph Freiherr von Jacquin (Dutch, 1727 – 1817)
Potentilla subacaulis

Potentilla subacaulis (1781-1793)

Nikolaus Joseph Freiherr von Jacquin (Dutch, 1727 – 1817)
Pothos acaulis

Pothos acaulis (1823)

William Jackson Hooker (English, 1785 – 1865)
Pothos coriacea

Pothos coriacea (1823)

William Jackson Hooker (English, 1785 – 1865)
Pothos crassinervia

Pothos crassinervia (1781-1793)

Nikolaus Joseph Freiherr von Jacquin (Dutch, 1727 – 1817)
Pothos grandifolia

Pothos grandifolia (1781-1793)

Nikolaus Joseph Freiherr von Jacquin (Dutch, 1727 – 1817)
Pothos Harrisii

Pothos Harrisii (1823)

William Jackson Hooker (English, 1785 – 1865)
Pothos palmata

Pothos palmata (1781-1793)

Nikolaus Joseph Freiherr von Jacquin (Dutch, 1727 – 1817)
Pothos violacea

Pothos violacea (1823)

William Jackson Hooker (English, 1785 – 1865)
Pots with cacti and plants in bloom

Pots with cacti and plants in bloom (1926)

Leo Visser (Dutch, 1880-1950)
Potts’s Chinese Paeony

Potts’s Chinese Paeony (1815-1819)

Sydenham Edwards (English, 1768-1819)
Pouteria campechiana

Pouteria campechiana (1905)

Amanda Almira Newton (American, 1860-1943)
Pouteria campechiana: Mammey

Pouteria campechiana: Mammey (1909)

Amanda Almira Newton (American, 1860-1943)
Powdered Heliconia

Powdered Heliconia (1815-1819)

Sydenham Edwards (English, 1768-1819)
Poyporus borealis, Poyporus hispidus

Poyporus borealis, Poyporus hispidus (1915-1945)

Hans Walty (Swiss, 1868-1948)
Poyporus squamosus Fr. (Hudson)

Poyporus squamosus Fr. (Hudson) (1915-1945)

Hans Walty (Swiss, 1868-1948)
Poyporus squamosus Fries.

Poyporus squamosus Fries. (1915-1945)

Hans Walty (Swiss, 1868-1948)
Prairie Aster (Aster campestris)

Prairie Aster (Aster campestris) (1923)

Mary Vaux Walcott (American, 1860-1940)
Prairie Aster. Aster campestris

Prairie Aster. Aster campestris (1925)

Mary Vaux Walcott (American, 1860-1940)
Prairie Pentstemon (Pentstemon erianthera)

Prairie Pentstemon (Pentstemon erianthera) (1923)

Mary Vaux Walcott (American, 1860-1940)
Prairie Pentstemon. (Pentstemon erianthera)

Prairie Pentstemon. (Pentstemon erianthera) (1925)

Mary Vaux Walcott (American, 1860-1940)
Prairie Rose

Prairie Rose (circa 1915)

Hannah Borger Overbeck (American, 1870 – 1931)