CELL-CONTENTS AND FORMS OF CELLS. 



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gula, rhamnus purshianus, rheum, Hydrastis, opium, cubeba, piper, 

 anisum, senna, radix scammoniae, chrysarobinum, rheum rhaponti- 



FiG. 102. Microsublimate crystals of alkaloids in Hydrastis: A, White crystals of 

 tiydrastine formed upon the addition of chloroform to the sublimate. B, Type crystals 

 obtained on the microsublimation of pure hydrastine hydrochloride. C, Type crystals 

 obtained on the microsublimation of pure hydrastinine hydrochloride. D, Crystals of 

 hydrastine formed upon the addition of water to the amorphous and crystalline sublimate 

 obtained in the heating of powdered Hydrastis. E, Resublimed crystals of hydrastin 

 obtained from the chloroformic solution of the microsublimate. — After Tunmann in Gehe 

 {c Co.'s Handelsbericht, 1912. 



cum, jalapa, coca, stramonium, kamala, cousso, auranlii fructus 

 cortex, guarana, cacao, kola, cantharides, podophyllum, radix 

 canaigre, and kava-kava. (Consult Figs. loi to 104.) 



