FIGWORT FAMILY. 827 



corolla over 1' long, pale violet or purple, with the tube and the end of 

 the 3 rounded lower lobes dark violet ; longer filaments toothed at the 

 base. 



T. Fourni&ri, Linden. Flowers racemose or scattered, the tube pale 

 violet and yellow on the back, the upper lip lilac and slightly 2-lobed, the 

 lower lip bright violet and 3-lobed, the central lobe with a yellow blotch 

 at the base ; no tooth at base of the longer filaments ; leaves ovate-cor- 

 date and serrate. Cochinchina. 



* * Calyx not wing-angled. 



T. fl&va, Hamilt. (T. Bailloni). Flowers axillary, in pairs; corolla 

 yellow with a purple eye. India. 



15. CONOBEA. (Name obscure.) ® 



C. multifida, Benth. A diffusely spreading, minutely pubescent, low 

 herb, growing along shores Ohio, W.; leaves opposite, and pinnately 

 parted, the divisions linear-wedge-form ; corolla greenish-white, and 

 scarcely longer than the calyx. 



16. HERPESTIS. (Greek : a creeping thing, alluding to the procum- 

 bent habit.) % % Flower plainly 2-lipped. 



H. nigrescens, Benth. Very leafy, glabrous, erect or nearly so ; leaves 

 oblong or lance- wedge-form, serrate, the upper ones mostly shorter than 

 the pedicels ; corolla whitish or purplish. Wet places, Md., S. 



H. rotundifdlia, Pursh, Creeping and nearly smooth ; leaves round- 

 obovate and partly clasping ; peduncles only 2 or 3 times the length of 

 the calyx; corolla white or pale blue. Pond margins, 111. to Minn., 

 and S. 



H. amplexicatilis, Pursh. Creeping at base, hairy ; leaves ovate and 

 clasping ; peduncles shorter than the calyx ; corolla blue. Pine barrens, 



■ '' * * Corolla almost regular. 



H. Monniera, HBK. Creeping and glabrous ; leaves wedge-obovate 

 or spatulate, sessile ; corolla pale plue. Md., S., near the ocean. 



17. LIMOSELLA, MUD WORT. (Latin: mud and seat.) ® 



L. aquatica, Linn., var. tenuifdlia, Hoffm. A creeping little plant, 

 with small white or purplish flowers on simple, naked peduncles ; leaves 

 thread-like or awl-form. Brackish places, N. J., N.; also far N. W. 



18. GERARDLA (The herbalist, John Gerarde.) Handsome, but 

 mostly uncultivable plants (often partially parasitic on roots of other 

 plants ; Lessons, Fig. 89) ; flowers late summer and autumn. The 

 following are the commonest wild species. 



* Corolla yellow and with a long tube, the inside woolly, as are the 

 filaments and anthers ; the latter almost projecting, slender-pointed at 

 base; calyx 5-cleft; tall herbs, with leaves or some of them pinnatifid 

 or toothed. % except the first. 



+- Hairy or pubescent. 



•"• Pubescence partly glandular and viscid. 



G. pedicularia, Linn. Slightly pubescent ; 2°-3° high, very leafy ; 

 leaves all pinnatifid and the lobes cut-toothed ; pedicels opposite, and 

 longer than the hairy serrate calyx lobes ; corolla over 1' long. N. Eng., 

 S. and W. ® ® 



