THALAMIFLOIL33. 



177 



12. TILIACJE (Tilia Europaea) Lime Tree. 



The Lime Tree grows often to a 

 great size, is a fine handsome 

 tree, commonly found in our 

 plantations, has heart-shaped 

 leaves, and flowers generally in 

 corymbs ; it is very general in 

 tropical climates, and produces 

 a fine close-grained wood. 



Lime Tree. 



13. HYPERICACE.E (Hypericum perforatum) Perforated 

 Hypericum. 



Many species of Hypericum are 

 cultivated in our gardens, and 

 form handsome flowers ; the 

 well-known plant called Aaron's 

 Beard (Hypericum calycinum) 

 is a member of this order, and 

 is remarkable for the long run- 

 ners which it throws out forming 

 fresh plants at intervals. It is 

 often suspended in pots, from 

 which these runners descend in 

 a very graceful manner. 



St. John's Wort. 



14. MALYACEJB (Malva sylvestris) Common Mallow. 

 (Althaea officinalis) Marsh Mallow. 



The Marsh Mallow has been much esteemed as a demul- 

 cient medicine, and an ointment is made from it for 

 external use; but one species of this order, the Gos- 

 sypium, is one of the most important plants in the whole 



