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Hemlock (Conium maculatum): flowering plants growing by a river. Colour process print, c. 1924.

Four poisonous plants: hemlock (Conium maculatum), henbane (Hyoscyamus niger), opium lettuce (Lactuca virosa) and autumn crocus (Colchicum autumnale). Coloured engraving by J. Johnstone.

De cicuta commentarius / auctore Joanne Viventio.

An attempt to answer the question Which part of the plant Conium maculatum is the best for medicinal use? / by Wm. Manlius Smith.

Étude expérimentale et clinique sur la conine et ses sels / par H. Tiryakian.

Étude de physiologie expérimentale : de la conicine / par A.-L.-Edmond Casaubon.

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Conium

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De cicuta commentarius / auctore Joanne Viventio.

An attempt to answer the question Which part of the plant Conium maculatum is the best for medicinal use? / by Wm. Manlius Smith.

Hemlock (Conium maculatum): flowering plants growing by a river. Colour process print, c. 1924.

Étude expérimentale et clinique sur la conine et ses sels / par H. Tiryakian.

Étude de physiologie expérimentale : de la conicine / par A.-L.-Edmond Casaubon.