CELL CONTENTS 



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Plate 53. — Cell Contents. 



1. Acicular crystals, single and in raphides, Sarsaparilla root. 2. Prismatic 

 crystals, Orris root. 3. Acicular crystals, Squill, 4. Prismatic crystals, Prunus 

 bark. 5. Cubical crystals, Senna leaf. 6. Cryptocrystalline crystals, Belladonna 

 root. 7. Rosette crystals, Euonymus bark. 



