132 FORMS OF LEAVES. 



Ellipt'icum^ f. 42, or ovale^ elliptical or oval, of a similar 

 form to the foregoing, but of equal breadth at each 

 end, as in the Lily of the Valley, and other Convalla- 

 ri(C, t. 1035, 279 and 280. 



Oblongum^ oblong, three or four times longer than 

 broad. This term is used with great latitude, and 

 serves chiefly in a specific character to contrast a leaf 

 which has a variable, or not very decided, form, with 

 others that are precisely round, ovate, linear. Sec. 



Spatulatum^ f. 43, spatulate, of a roundish figure taper- 

 ing into an oblong base, as in Silene Otites, FL Brit. 

 Engl. Bot. t. 85. 



Cuneijbr?ne,f. 44, wedge-shaped, broad and abrupt at 

 the summit, and tapering down to the base, as in 

 Saxifraga cuneifolia.[58) 



Lanceolatum^f. 45, lanceolate, of a narrow oblong form, 

 tapering towards each end, very comon, as Tulipa 

 sylvestris, Engl. Bot. t. 63, IJithosperynum purpuro-^ 

 carideum, t. 117, Plantago lanceolata^ (59) t. 507, 

 many Willows, &c. 



Lineare,f. 46, linear, narrow with parallel sides, as those 

 of most Grasses ; also Gentiana Pneiimonanthe, t. 

 20, and JVa7"cissiis Pseudo-narcissus., t. 17. 



Acerosum^ f% 47, needle-shaped, linear and evergreen, 

 generally acute and rigid, as in the Fir, Pinus, Juni- 

 per, Juniperus cofiimunis, t. 1100, and Yew, Taxus 

 haccata^ t. 746. Linnasus observes, PKiL Bot. 219, 

 that this kind of leaf has, for the most part, a joint at 

 its union with the branch. 



(58) [Also in Purslane, Portulacca olcracca.'] 



(59) {^Ribwort, or Field Plantain.] 



