Page:An introduction to physiological and systematical botany (1st edition).djvu/186

 Epit. 715, and ''Trillium erectum, Curt. Mag. t.'' 470.

Reniforme, kidney-shaped, a short, broad, roundish leaf, whose base is hollowed out, as ''Asarum europæum, Engl. Bot. t. 1083, and Sibthorpia europæea, t.'' 649.

Cordatum, heart-shaped, according to the vulgar idea of a heart; that is, ovate hollowed out at the base, as Tamus communis, t. 91.

Lunulatum, crescent-shaped, like a half-moon, whether the points are directed towards the stalk, or from it, as ''Passiflora lunata, Sm. Ic. Pict. t.'' 1.

Sagittatum, arrow-shaped, triangular, hollowed out very much at the base, as ''Sagittaria sagittifolia, Engl. Bot. t.'' 84. and Rumex Acetosa, t. 127.

Sometimes the posterior angles are cut off, as in Convolvulus sepium, t. 313.

Hastatum, halberd-shaped, triangular, hollowed out at the base and sides, but with spreading lobes, as Rumex Acetosella, t. 1674, Antirrhinum Elatine, t. 692, and the upper leaves of Solanum Dulcamara, t. 565.