cy he External Form of Plants. i Og 
is narrowed to a point both at the base and the apex. In 
the edliptical or oval (Fig. 154), and the oblong leaf, the ends 
are equally rounded off; the for- 
mer 1s two to three, the latter three 
to four times as long as broad. The» 
terms ovate (Fig. 168, p. 98) [| where 
the broadest part is nearer the base 
Fic. 1§4.—Oval leaf of the Fic. 155.—Orbicular leaf of Malza | 
apple [with two freé stipules]. rotundifolia, . 
than the apex], [obovate, where the broadest part is nearer 
the apex than the base], szdb-rotund, orbicular (Fig. 155), 
Fic. 156,—Cordate {unsymmetrical ] Fic, 157.—Leaf of Oxalis micrantha, 
leaf of the lime. with three obcordate leaflets. 
cordate (Fig. 156), obcordate (Fig. 1 57); triangular,’ as in 
