False Hellebore

Deutschlands flora in abbildungen nach der natur /. Nurnberg :Gedruckt auf kosten des verfassers,1798-[1862]. biodiversitylibrary.org/page/43631911

The Botanical magazine, or, Flower-garden displayed ... /. [S.l. :s.n.],1790-1800 ;. biodiversitylibrary.org/page/469220

Ectypa plantarum ratisbonensium : Regensburg :Verfertiget und verlegt von Johann Mayr ... und gedruckt mit Zeitlerischen Schriften,1787-1793. biodiversitylibrary.org/page/59792706

Der Führer in die Pflanzenwelt. Langensalza,Schulbuchhandlung von F.G.L. Gressler,1866. biodiversitylibrary.org/page/12359999

Billeder af nordens flora. v.1 København,G.E.C. Gad's forlag,1917-1927. biodiversitylibrary.org/page/10459545

Flora conspicua London :Longman, Rees, Orme, Brown, and Green,1826. biodiversitylibrary.org/page/7372186

Floral illustrations of the seasons London,Robert Havell,1831 [i.e. 1829] biodiversitylibrary.org/page/7436168

Sämmtliche Giftgewächse Deutschlands Leipzig :F. Voight,1854. biodiversitylibrary.org/page/11396613

Jose Hernandez. Provided by ARS Systematic Botany and Mycology Laboratory.

Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. Switzerland, Geneva.

Description: Adonis vernalis; Botanical Garden, Vienna, Austria. Date: 9.4.2008 (Picture). Source: Own work. Author: DHochmayr.

Description: Deutsch: Adonisröschen auf der Perchtoldsdorfer Heide. Date: 14 April 2013, 10:21:10. Source: Own work. Author: Nicolas Weghaupt.

Description: Adonis vernalis; Botanical Garden, Vienna, Austria. Date: 9.4.2008 (Picture). Source: Own work. Author: DHochmayr.

Description: adonis vernalis. Date: 29 March 2008. Source: Own work. Author: Alexandru Faliboga.

The Botanical magazine, or, Flower-garden displayed ... /.[S.l. :s.n.],1790-1800 ;.biodiversitylibrary.org/page/469220