364 AUTUMN FLOWERS AND FRUITS. 



; (21) Archangelica fruit two- winged on each side; carpels with 

 thick dorsal ridges, and two marginal ones dilated into a 

 wing twice as broad as the rest, without vitta3 ; seed with 

 numerous vife. 



(22) Peucedanum fruit surrounded by a flat dilated margin ; 



carpels with equidistant ridges, the three dorsal filiform, 

 the two lateral more obsolete, contiguous to the dilated 

 margin ; interstices with single vitta3. 



** Albumen furrowed or involute at the margin. 



(23) Physospermum fruit contracted at the side, double ; carr 



pels roundish or reniform-globose, with five fine slender 

 filiform equal ridges, of which the lateral are placed within 

 the margin ; interstices with single vittaj. 



12. Araliaceous Plants. ARALIACE^:. 



(24) Hedera calyx-limb of five teeth ; petals, stamens, and 



styles 5-10 ; berry five-celled, five-seeded, crowned with 

 the calyx. 



13. Dipsacaceous Plants. DIPSACACE^:. 



(25) Scabiosa inner calyx of five bristles, outer membranous 



and plaited ; receptacle scaly ; fruit nearly cylindrical, with 

 eight excavations. 



14. Composite Plants. COMPOSITE. 



* Florets all tubular, or those of the disk tubular with the 

 outer ones ligulate, forming a ray ; style not swollen below 

 its branches (Corymbifera?). 

 f Pappus none, or consisting of a mere border. 



% Receptacle scaly ; (heads radiant). 

 (20) Anthemis involucre hemispherical-, the scales nearly equal, 



