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Penzig (Ottone). Pflanzen-Teratologie systematisch georclnet, &c. 



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Pepys (William Haseldine). On the Eespiralion of the Leaves of 

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Peradeniya. 



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Eeport. By G. H. K. THWAITES. 8vo. Colombo, 1856. 



Percheron (A.). Cetoines. See Gory. 



Percival (James Gates). Annual Eeport of the Geological Survey 

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Percy (John). Introductory lecture on the importance of special 

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Percy (Samuel R.). On the food of Cities. Svo. New York, 1864. 

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Elementary Composition of Foods, Lecture on the. (Pharm. 



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On Grains of Paradise. (Pharm. Journ. ii.) 



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. On the Galls of Terebinthus and Pistacia. (Pharm. Journ. iii.) 



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Notices of some rare kinds of Rhubarb. (Pharm. Journ. iv.) 



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 Circular Polarization of several Terebiuthinate Substances. 



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