94 



FLOWER-LAND. 



Acute or obtuse According as the end is pointed or 

 the contrary (cf. Figs. 1,9, p. 12; 38, p. 50). 



Mucronate* When, being more or less obtuse, it ends 

 in a short, stiff, sharp projecting point (Fig.3Ojp.37X 



Ciliate* When it is fringed with hairs (Fig. 5 /A, p.87). 



A 



/avy. 



Fig. 69. 

 Crenate. 



Fig. 70. 

 Serrate. 



Fig. 71. 

 Dentate. 



Then sometimes the margin is wavy or sinuous (Fig. 

 68, and Fig. 60, p. 91) ; but it is called 

 Crenate* When it is notched in a rounded manner 



(Fig. 69). 

 Serrate* When notched with sharp teeth sloping 



forwards, as in a saw (Fig. 70). 

 Dentate* When the notches are upright (Fig. 71). 



Sometimes the indentations of leaves are deeper, so 

 that they not only affect the margin, but also the 

 general shape of the leaf. When the portions between 

 the indentations are rounded, they are called "lobes? 

 and the leaf is " lobed" ; but if they are more pointed 



* From the Latin " mucro" v, short point, a sword or dagger; 

 "ff/JfMf," the edge of the eyelids, the hairs of the eyelids ; " crena" a 

 notch ; " serra,'* a saw ; " Jens, dentis" a tooth. 



