https://pubchem.ncbi.nlm.nih.gov/compound/6288#section=Plant-Concentrations

and then a hop, skip and a jump...to the following...the plant chosen by the prague Rothschild to represent etc etc....go figure:

https://en.wikipedia.org/wiki/Jew%27s_mallow

https://en.wikipedia.org/wiki/Kerria_japonica#/media/File:Afbeelding-063-Kerria_japonica.tif