134 FORMS OF LEAVES 



Lunulatiim^ f. 54, crescent-shaped, like a half-moon, 

 whether the poirts are directed towards the stalk, or 

 from it, as Passijlora^ limata, Sm. Ic. Pict. t. I. 



Sagittatiim, f. 55, arrow-shaped, triangular, hollowed 

 out very much at the base, as Sagiftaria sagittifoUa, 

 (64) Engl. Bot. t. 84, and Rumex Acetosa, t. 127. 



Sometimes the posterior angles are cut off, as in Co7i- 

 volvulus sep'ium^ t. 313.(65) 



Hastatiim, f. 56, halberd-shaped, triangular, hollowed 

 out at the base and sides, but with spreading lobes, 

 as Rumex Acetosella,{6&) t. 1674, Antirrhinum Ela- 

 tine, t. 692, and the upper leaves of Solanum Dulca- 

 mara, (67) t. 565. 



Panduriforme, f. 57, fiddle- shaped, oblong, broad at the 

 two extremities and contracted in the middle, as the 

 Fiddle Dock, Rumex pulcher, t. 1576. 



Runcinatum, f. 58, runcinate, or lion-toothed, cut into 

 several transverse,acute segments,pointing backwards, 

 as the Dandelion, Leant odon Taraxacum, t. 510. 



Lyratum,/. 59, lyrate, or lyre-shaped, cut into several 

 transverse segments, gradually larger towards the ex- 

 tremity of the leaf, which is rounded, as Erysimum 

 Barharea, t. 443. 



Fissum,f. 60, cloven, when the margins of the fissures 

 -and segments are straight, as in the Gingko-tree, 

 Salishuria adiantifolla . Bijidum, trijidum, multijidum, 

 &c. express the number of the segments. 



Lobatum, f. 61, lobed, when the margins of the seg- 



(64) [Arrow licacl.] (65) [Bindweed.] 



(66) [Sheep sorel.] (67) [Bitter sweet.] 



