| | | | | |Papaverine.| ... |Green, then blue- |Blue-green to blue.| | | |violet, lastly | | | | |cherry-red. | | | | | | | |Thebaine. |Blood-red, then |Orange, then |Red to orange. | | |yellow-red. |colourless. | | | | | | | |Narceine. |Grey-brown, then |Brown, green, red,|Violet, then | | |blood-red. |lastly blue. |orange. | | | | | | |Nicotine. | ... |Yellowish, then |Transitory dark | | | |red. |colour. | | | | | | |Coniine. | ... |Yellow. | ... | | | | | | |Colchicine.|Intense yellow. |Yellow to |Blue-green, then | | | |green-yellow. |brown. | | | | | | |Delphini- |Red. |Red-brown. |Red-brown to brown.| |dine. | | | | | | | | | |Solanine. |Red-yellow, then |Cherry-red, |Yellow-orange, | | |brown. |red-brown, yellow,|cherry-red, and | | | |yellow-green. |lastly violet. | +-----------+-----------------+------------------+-------------------+