Monographia Hellebororum
Subtitle: kritische beschreibung aller bisher bekannt gewordenen formen der gattung Helleborus
By: von Victor Schiffner
Series: Nova acta der Ksl. Leop.-Carol. deutschen akademie der naturforscher -- bd. 56, nr. 1; Nova acta Academiae Caesareae Leopoldino-Carolinae Germanicae Naturae Curiosorum -- T. 56, no. 1
Publisher: E. Blochmann
Published: 1890
Place of publication: Halle
Language: ger
Number of pages: 198
Subjects: Hellebores
Other titles: Monogr. Hellebor.
Notes: Access to portions of this material may be restricted.

Stafleu and Cowan (2nd ed.) 10.605