TAXONOMY 



341 



Unofficial drug Part used 



Cydonium Seed 



Rosa Centifolia Petals 

 Rosa Canina Spurious Fruit 



Tormentilla Rhizome 



Botanical name 



Cydonia vulgaris 

 Rosa centifolia 

 Rosa canina 

 Potentilla 

 silvestris 



Habitat 



Cultivated widely 

 Western Asia 

 Europe 

 Europe and Asia 



FIG. 199. Prunus domestica Fruiting branch and flowering branch. (Sayre.) 



Leguminosce or Pea Family (Fabacece). Herbs, shrubs or trees 

 of all regions, with tubercled roots. Stem usually erect, rarely 

 creeping (Trifolium repens). Leaves alternate, compound rarely 

 simple stipulate, sometimes tendriliform or reduced to phylloid 

 petioles (Acacia sp.). Inflorescence a raceme, at times, condensed 

 almost to a head or capitulum (Sp. of clover, Mimosa, etc.). Flowers 

 pentamerous (rarely four), regular (Mimosea), to irregular (C&sal- 

 pinea, Papilionacece). Sepals five united, green; petals five (rarely 

 four) variously related, in Papilionaceae one superior, external, pos- 

 terior standard or vexillum, two lateral forms wings or alae, two 

 inferior internal and anterior slightly adherent form keel. Stamens 



