Page:An introduction to physiological and systematical botany (1st edition).djvu/184

 154 which has a variable, or not very decided, form, with others that are precisely round, ovate, linear, &c.

Spatulatum, spatulate, of a roundish figure tapering into an oblong base, as in Silene Otites, Fl. Brit. ''Engl. Bot. t.'' 85.

Cuneiforme, wedge-shaped, broad and abrupt at the summit, and tapering down to the base, as in Saxifraga cuneifolia.

Lanceolatum, lanceolate, of a narrow oblong form, tapering towards each end, very common, as ''Tulipa sylvestris, Engl. Bot. t. 63, Lithospermum purpurocæruleum, t. 117, Plantago lanceolata, t.'' 507, many Willows, &c.

Lineare, linear, narrow with parallel sides, as those of most Grasses; also Gentiana Pneumonanthe, t. 20, and Narcissus Pseudo-narcissus, t. 17.

Acerosum, needle-shaped, linear and evergreen, generally acute and rigid, as in the Fir, Pinus, Juniper, Juniperus communis, t. 1100, and Yew, Taxus baccata, t. 746. Linnæus observes, ''Phil. Bot.'' 219, that this kind of leaf has, for