Ixviii INTRODUCTION TO BOTANY. 



77. Cupidiferw. Richard. Part of Juss, Amentaceae. 



Gen. Fagus, Castanea, Quercus, Corylus, Carpinus. 



There is great uniformity in the properties of plants, belong- 

 ing to this family (Cupuliferae.) The barks abound with 

 tannin and gallic acid, their seeds with fecula and fixed oil ; 

 are mild, and nutritious. 



78. Comferce. Juss. Richard. 

 Gen. Taxus, Juniperus, Pinus. 



This family abounds in essential oil, and resin. In this 

 country the turpentine and essential oil are obtained from the 

 common fir (pinus sylvestris.) 



