FIGWORT FAMILY. 329 



19. SEYMERIA. (Henry Seyrner, an English naturalist.) Wild 

 plants S. and W., very like Gerardia; flowers yellow, in summer and 

 autumn. 



» Stems much branched; corolla glabrous within (except at base of 

 stamens). ® 



S. pectinata, Pursh. About 1° high, branchy, clammy-pubescent; 

 pinnatifld leaves with oblong-linear lobes ; corolla \' long. Dry soil, N. 

 Car., S. 



S. tenuifdlia, Pursh. Low sandy grounds, N. Car., S.; 2°-4° high, 

 with long, slender branches ; leaves pinnately divided into thread-shaped 

 divisions ; corolla hardly £' long. 



* # Stems nearly simple ; corolla densely woolly within. 2£ 



S. macrophylla, Nutt. Mullein Foxglove. Shady river banks 

 Ohio, W.; 4°-5° high, with large leaves, twice or thrice pinnately di- 

 vided or cut, the upper lanceolate and toothed ; corolla curved ; style 

 short. 



20. ILYSANTHES, FALSE PIMPERNEL. (Greek: mire and 

 flower, alluding to the station.) Flowers all summer. 



I. riparia, Raf. Common m wet places ; a smooth diffuse little plant, 

 4'-8' high, with rounded or oblong leaves, and small purple or bluish 

 flowers. (I) 



21. GRATIOLA, HEDGE HYSSOP. (Old name, from Latin gratia, 

 grace, alluding to supposed medicinal properties.) Rather insignificant 

 plants, in low or wet places ; flowering all summer, g) % 



* Stems generally diffusely branched, sometimes creeping at the base. 



*- Sterile filaments minute or hardly any; corolla whitish, with yellowish 



tube. 



G. Virginiana, Linn. Rather clammy, with lanceolate leaves and 

 slender peduncles. Common. 



G. sphserocarpa, Ell. Smooth and stouter, with lance-ovate leaves ; 

 peduncles scarcely longer than the calyx, and larger spherical pod. N. J. 

 to 111., and S. 



i- h- Sterile filaments obvious, usually tipped with a little glandular head 

 in place of the anther; leaves short. 



G. visedsa, Schw. Clammy, with lance-oblong toothed leaves, shorter 

 than the peduncles, and whitish flowers. Ky., S. 



G. atirea, Muhl. Sandy wet soil, Vt. to Ohio and S. ; nearly smooth, 

 with rather narrow entire leaves as long as the peduncles, and golden 

 y w rs. # # g tems m0B ny simple and strict. 



G. pildsa, Michx. Very different from any of the foregoing, having 

 rigid and erect stems, and ovate or oblong sessile leaves, both hairy, the 

 flowers sessile, the white corolla hardly longer than the calyx. Low 

 ground, N. J. , S. 



22. SCROFHULARIA, FIGWORT. (Plants a supposed remedy for 

 scrofula.) Homely and insignificant plants. 



S. noddsa, Linn., var. Marilandica, Gray. Damp, shady ground ; 

 smooth, with 4-sided stem 3°-4° high, ovate or oblong coarsely toothed 

 leaves, and small lurid flowers in loose cymes, all summer. % 



