Their names are Aloes, Scammony, and Gamboge.
"No Name" by Wilkie Collins
They are cowhage, scammony, male fern root, calomel, gamboge, tin, and turpentine.
"Enquire Within Upon Everything" by Anonymous
The duty received for scammony, in 1842, was L607.
"The Commercial Products of the Vegetable Kingdom" by P. L. Simmonds
Tell me what scammony you want, and it shall be done.
"Tancred" by Benjamin Disraeli
Castor oil, senna, jalap, jalapine, and scammony are simple aperients.
"The Mother's Manual of Children's Diseases" by Charles West, M.D.
For both reasons it is preferable to scammony.
"Encyclopaedia Britannica, 11th Edition, Volume 15, Slice 2" by Various
Tursiops truncates, Globiocephalus scammoni, and Phocoena phocoena.
Towards a Quantitative, Metabolic Theory for Mammalian Sleep