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

[London], 1 March 1924.

1 print : process print, printed in colour ; image 14 x 8.9 cm

Nature pictures of ... Conium maculatum, Linn. n.o. Umbelliferae. common names: common hemlock; heck-how; poison parsley; poison snakeweed; St. Bennet's herb; spotted cowbane; spotted hemlock; snake-root; wode-whistle. French: cigue officinale; grande cigue. German: gefleckter schierling; mauseschierling; witerich. parts used: fresh herb (for juice and green extract) and seeds. active principle: coniine (volatile alkaloid)

Wellcome Collection 25599i