O B 



NUX, a nut ; a feed covered by a fhdl, 

 ie£lum epidermide oJJ'ca. Lin. 



o. 



OB, in compofition, for obv^rfus, turnedj 

 e. g. ohcor datum folium, the heart-fhaped leaf, 

 fixed by its apex, inftead of its bafe, to the pC' 

 tiolus : and io oi obovatum, &c. 



OBCORDATUM Petalum [ob, & cordatum, 

 heart-fhaped] Cordatum with its apex down- 

 wards, as in the clafs Monadelphia of Linnseus. 



Olcordata Siliqua, as in the Tblafpi. 



Obcordatum Legumen, as in the Polygala. 



OBLIQUUM Folium [ex oh, & llciuiis, tranf- 

 ■verfe] when the apex of the leaf points to the 

 horizon, and the bafis upwards, as in the Protea, 

 Fritillaria. When apphed to CauUs, it means 

 having an oblique diredlion, but not curved. 



OBLONGUM Folium; a leaf whofe longi- 

 tudinal diameter is much longer than its tranf- I 

 verfe, both extremities being rounded, but nar- ' 

 rower than the fegment of a circle, as in the 

 Rumex acetofa, & Cerajlium tomentofum. 



OB. 



