232 AMERICAN HANDBOOK 



TILIA, Linnceus. Nat. Ord. Tiliaceae. Po- 

 lyandria, Monogynia, Linn. Calyx 5-parted, 

 deciduous. Corolla 5-petalled. Capsules 

 globose, downy, 5-celled, opening at the base. 



1. T. AMERICANA, Linnceus. Leaves deeply 

 cordate, nearly round, abruptly acuminate, 

 sharply serrate, smooth. Petals with a scale 

 on the inside at the base, notched at the apex. 

 Fruit ovate, ribbed. American linden. Na- 

 tive of Canada and the Northern States. 

 Flowers in July. 



In the Middle States, both this and the fol- 

 lowing species have been very popular as a 

 shade tree. Its yellowish fragrant flowers 

 are so grateful to insects, that the tree be- 

 comes disagreeable on their account while it 

 is in flower. It is also very liable to the at- 

 tacks of a borer. When full grown, it has a 

 rather irregular round head, and to most tastes 

 has a very pleasing effect. It is easily dis- 

 tinguished from the following, when old, by 

 its round head, and when in fruit by its ribbed 

 fruit, and Mr. Emerson remarks, in his ex- 

 cellent " Trees and Shrubs of Massachusetts," 

 by the young shoots being of a dark-brown 

 or blackish color. In the autumn, the leaves 



