196 



BOTANY. 



tive of the family Tiliacece -(Fig. 106, G). The nearly related 

 European linden, or lime-tree, is sometimes planted. Its leaves 

 are ordinarily somewhat smaller than our native species, which 

 it, however, closely resembles. 



The fourth group of the Choripetalce is the Eucyclce. The 

 flowers most commonly have the parts in fives, and the stamens 



cm. 



FIG. 106. Types of Aphanocyclse (ColumnifersR) . A, flower and leaf of the 

 common mallow, Malva (Malyacess), x %. B, a flower bud, x 1. C, section 

 of a flower, x 2. D, the fruit, x 2. E, section of one division of the fruit, 

 with the enclosed seed, x 3. em. the embryo. F, diagram of the flower. G, 

 leaf and inflorescence of the basswood, Tilia (Tiliacese), x y 3 . br. a bract. 

 H, a single flower, x 1. 7, group of stamens, with petal-like appendage (x), 

 x 2. J, diagram of the flower. 



are never more than twice as many as the sepals. The carpels 

 are usually more or less completely united into a compound 

 pistil. There are four orders, comprising twenty-five families. 

 The first order (Gruinales) includes six families, consisting 

 for the most part of plants with conspicuous flowers. Here 

 belong the geraniums (Fig. 107, A), represented by the wild 

 geraniums and crane's-bill, and the very showy geraniums 



