70 SOUTH AFRICAN BOTANY 
() Apex.—The following terms are used with regard to 
the apex of a leaf: OBtussE, if rounded; Acur#E, if sharp 
pointed; AcuminaTE, if it gradually tapers to a point; 
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Fie. 48.—Forms of Leaves. 
A. Typical net-veined leaf. B. Ovate leaf, entire margin. ©. Lyrate 
leaf. D. Sagittate leaf, parallel venation. E. Orbicular leaf. 
F. Compound bipinnate leaf. G. Runcinate leaf. H. Sinnate 
margin. 
Retvuss, if there is a rounded depression; EMARGINATE, 
if the depression is sharp. 
