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Aristolochia floribunda

Aristolochia floribunda (1854-1896)

Charles Antoine Lemaire (French, 1800-1871)
Aristolochia tricaudata

Aristolochia tricaudata (1854-1896)

Charles Antoine Lemaire (French, 1800-1871)
Aristotelia Racemosa

Aristotelia Racemosa (1888)

Georgina Burne Hetley (New Zealander, 1832 – 1898)
Arizona Thistle

Arizona Thistle (1915)

Margaret Armstrong (American, 1867-1944)
Armillaria aurantia (Schäff) Quél, Tricholoma aurantium Schff., nach Ricken

Armillaria aurantia (Schäff) Quél, Tricholoma aurantium Schff., nach Ricken (1915-1945)

Hans Walty (Swiss, 1868-1948)
Armillaria aurantia Schäff. Quél.

Armillaria aurantia Schäff. Quél. (1915-1945)

Hans Walty (Swiss, 1868-1948)
Armillaria imperialis Fr

Armillaria imperialis Fr (1915-1945)

Hans Walty (Swiss, 1868-1948)
Armillaria imperialis Fr.

Armillaria imperialis Fr. (1915-1945)

Hans Walty (Swiss, 1868-1948)
Armillaria mellea (Wahl)

Armillaria mellea (Wahl) (1915-1945)

Hans Walty (Swiss, 1868-1948)
Armillaria mellea Wahl.

Armillaria mellea Wahl. (1915-1945)

Hans Walty (Swiss, 1868-1948)
Arnica (Arnica latifolia)

Arnica (Arnica latifolia) (1904)

Mary Vaux Walcott (American, 1860-1940)
Arnica [Oldenburgia grandis]

Arnica [Oldenburgia grandis] (1817)

Clemenz Heinrich Wehdemann (German, 1762 - 1835)
Arnica alpina

Arnica alpina (1905)

Mary Vaux Walcott (American, 1860-1940)
Arnica glacialis

Arnica glacialis (1781-1793)

Nikolaus Joseph Freiherr von Jacquin (Dutch, 1727 – 1817)
Aroideae Maximilianae Pl.01

Aroideae Maximilianae Pl.01 (1879)

Heinrich Wilhelm Schott (Austrian, 1794 – 1865)
Aroideae Maximilianae Pl.02

Aroideae Maximilianae Pl.02 (1879)

Heinrich Wilhelm Schott (Austrian, 1794 – 1865)
Aroideae Maximilianae Pl.03

Aroideae Maximilianae Pl.03 (1879)

Heinrich Wilhelm Schott (Austrian, 1794 – 1865)
Aroideae Maximilianae Pl.04

Aroideae Maximilianae Pl.04 (1879)

Heinrich Wilhelm Schott (Austrian, 1794 – 1865)
Aroideae Maximilianae Pl.05

Aroideae Maximilianae Pl.05 (1879)

Heinrich Wilhelm Schott (Austrian, 1794 – 1865)
Aroideae Maximilianae Pl.06

Aroideae Maximilianae Pl.06 (1879)

Heinrich Wilhelm Schott (Austrian, 1794 – 1865)
Aroideae Maximilianae Pl.07

Aroideae Maximilianae Pl.07 (1879)

Heinrich Wilhelm Schott (Austrian, 1794 – 1865)
Aroideae Maximilianae Pl.08

Aroideae Maximilianae Pl.08 (1879)

Heinrich Wilhelm Schott (Austrian, 1794 – 1865)
Aroideae Maximilianae Pl.09

Aroideae Maximilianae Pl.09 (1879)

Heinrich Wilhelm Schott (Austrian, 1794 – 1865)
Aroideae Maximilianae Pl.10

Aroideae Maximilianae Pl.10 (1879)

Heinrich Wilhelm Schott (Austrian, 1794 – 1865)
Aroideae Maximilianae Pl.11

Aroideae Maximilianae Pl.11 (1879)

Heinrich Wilhelm Schott (Austrian, 1794 – 1865)
Aroideae Maximilianae Pl.12

Aroideae Maximilianae Pl.12 (1879)

Heinrich Wilhelm Schott (Austrian, 1794 – 1865)
Aroideae Maximilianae Pl.13

Aroideae Maximilianae Pl.13 (1879)

Heinrich Wilhelm Schott (Austrian, 1794 – 1865)
Aroideae Maximilianae Pl.14

Aroideae Maximilianae Pl.14 (1879)

Heinrich Wilhelm Schott (Austrian, 1794 – 1865)
Aroideae Maximilianae Pl.15

Aroideae Maximilianae Pl.15 (1879)

Heinrich Wilhelm Schott (Austrian, 1794 – 1865)
Aroideae Maximilianae Pl.16

Aroideae Maximilianae Pl.16 (1879)

Heinrich Wilhelm Schott (Austrian, 1794 – 1865)