MARGINS OF LEAVES. 163 



are doubly serrated, dupUcato-serrata, 

 having a series of smaller serratures in- 

 termixed with the larger, as Mespilus 

 grandiflora, t. 18, and Campanula Tra- 

 ckelium, Eng. Bot. t. 12. 



Serrulatuni) minutely serrated, is used when 

 the teeth are very fine, as in Polygonum 

 amphibium, t . 436, and Emplcurum ser- 

 ralatum, Exot. Bot. t. 63. 



Crenatum, notched, or crenate, when the 

 teeth are rounded, and not directed to- 

 wards either end of the leaf, as in Ground- 

 Ivy, Glechoma hederacea, t. 853, Chnj- 

 sosplenium, t. 54 and 490, and Sib- 

 thorpia eur opera, t. 649* In 8a xi frag a 

 Geum, t. 1561, the leaves are sharply 

 crenate. In the two British species of 

 Salvia, 1. 153 and 154, the radical leaves 

 are doubly crenate. 



Er osum, jagged, irregularly cut or notched, 

 especially when otherwise divided be- 

 sides, as in Senecio squalid us , t. 600. 



Bepandum. wavy, bordered with nume- 

 rous minute angles, and small segments 

 of circles alternately, as MenifantJics 

 nymphceoides, t. c 217, and Inula dysen- 

 teriotXi t* 1 1 15. 



M 2 



