270 46. CAMPANULACE2E. 



Index to the Hieracia (cont.). 



Anomalous Genus. Order AMBEOSIACEJE Link. 



48. XAN'THIUM Linn. 



[X. strumdrium (L.) ; st. without spines, lower 1. heartshaped 

 3-fobed at the base coarsely dentate, beaks of the fr. 2 straight. 

 E. B. 2544. Involucre of the fr. oval, downy. Kich waste 

 land, not naturalized. A. VIII. IX.] E. 



[X. spinosum (L.) ; has also been found.] 



Order XLVI. CAMPANULACEJE. 



Cal. superior, 5-fid or entire. Cor. gamopetalous, inserted 

 on the calyx, 5-lobed, regular or irregular. Stam. inserted 

 with, but not adhering to the cor., alternate with its lobes; 

 anth. distinct or cohering, 2-celled, opening longitudinally. 

 Fr. dry, capsular, opening by lateral fissures or valves at the 

 top, many-seeded. Embryo straight, in the axis of fleshy 

 perisperrn. No stipules. 



