>-4J VEINS AND RIBS OF LEAVES. 



those many-ribbed leaves just cited, as Blakea tririefj 

 vis^. Curt, Mag. t, 451. 



Basi trinerve^ f- ^^i three-ribbed at the base, is when 

 the base is cut away close to the lateral ribs, as in 

 Burdock, Arctium Lappa. Engl. Bot. t. 1228, Tussi- 

 lagOy t. 430 and 431, and the Great Annual Sunfiovv. 

 er. 



Triplinerve, f. 92, triply- ribbed, when a pair of large 

 ribs branch off from the main one above the base, 

 which is the case in many species of Sunflower or 

 HelianthuSy Laurus Cinnamomum and Camphora^ as 

 well as Blakea triplmerv/s^ Aublet Guian. t. 2 10. 



Coloratum, coloured, expresses any colour in a leaf be- 

 sides green, as in Arum bicolor^ Curt. Mag. t. 820, 

 Amaranthus tricolor^ and others of that tJ|;enus, Jus-' 

 ticia picta, Hedysarum pictum, Jacq. Ic. Bar. t. 5.>7j 

 Tradescantia discolor, Sm. Ic. Pict. t. 10, Pulmona- 

 ria officinalis, Engl. Bot. t, 118» 



Variegatuniy variegated, is applied to a sort of variety or 

 disease, by which leaves become irregularly blotched 

 with white or yellow, like those of Striped Grass, 

 Arundo colorata, Fl. Brit. ; as also the Elder, the 

 Mentha rotundifolia, Engl. Bot. t. 446, and the .Alt- 

 Cuba japonica, which last is not known in our gardens 

 in its natural green state. 



Nudum, naked, implies that a leaf is destitute of all kinds 

 of clothing or hairiness, as in the genus Orchis. JVu. 

 dus applied to a stem means that it bears no leaves, 

 and to a flower that it has no calyx, 



* Authors incessantly use the termination trinervius, triner-^ 

 via, &c. for the more classical trinervts, trinervcj enervie, 

 (nerve. 



