This section is from the book "A Text-Book Of Materia Medica And Pharmacy For Medical Students", by Velyien Ewart Henderson. Also available from Amazon: A Text-Book of Materia Medica and Pharmacy for Medical Students.
Cascarilla. Cascarilla. The dried bark of Croton Eluteria. In quills from 1 - 3 inches long, 1/6 - 1/2 inch in diameter, or curved pieces. The outer layer is wrinkled longitudinally with transverse cracks; dull brown or dark gray in colour but frequently covered with silver gray patches containing black spots: odour, aromatic and agreeable, especially when burned; taste, aromatic and bitter.
Infusum Cascarillae. Dose, 1/2 - 1 fl. oz.; 15 - 30 c.c. - 5 in 100 of boiling water.
Tinctura Cascarillae. Dose, 30 - 60 min.; 2 - 4 c.c. - 20; Alcohol 70 % to 100 :by percolation.
Cassia Pulpa. Cassia Pulp. The pulp obtained from the pods of Cassia Fistula. The pods are blackish brown in colour, very hard, and from 1 1/2 - 2 feet long. The pulp is viscid and nearly black, with a faint odour and a sweet taste. It is a constituent of Confection of Senna.