208 ELEMENTS OF BOTANY. 



petioled, siuuate-toothed, often truncate or cordate at the base ; flow- 

 ers purplish ; very similar to the preceding species. May-October. 

 Common and poisonous. 



3. D. Metel J^. Thoun-apple. Annual ; stem erect, stout, 

 branching, glandular-pubescent, 3-6 ft. high ; leaves ovate, acute at 

 the apex, rounded or truncate at the base, entire or slightly toothed ; 

 calyx not angled, about 3 in. long ; corolla white, lU-toothed, 6-7 

 in. long; capsule globose, nodding. June-September. Introduced 

 from South America. 



112. SCROPHULARIACEiE. FIGWORT FAMILY. 



Herbs, shrubs or trees ; leaves simple, opposite or alternate, 

 exstipulate ; flowers perfect, mostly complete, irregular ; calyx 

 4-5-toothed, persistent ; corolla tubular, withering-persistent, 

 often bilabiate, the upper lip 2-lobed or entire, the lower 

 3-lobed ; stamens 2-4, rarely 5, inserted on the tube of the 

 corolla and alternate with its lobes ; ovary free, 2-celled, 

 with axial placentae, style slender, curved, stigma thick, 

 2-lobed ; fruit a 2-celled, many-seeded capsule. 



Corolla rotate I. Verbascum. 



Corolla tubular, saccate at the base . . . III. Antirrhinum. 



Corolla tubular, spurred at the base ... II. Linaria. 

 Corolla tubular or campanulate, not spurred or saccate. 



Stamens 2 YIII. Leptandra. 



Stamens 4. 



Corolla bilabiate. 



