Vol. III.] 



FIGWORT FAMILY. 



177 



6. Gerardia tenuifolia Vahl. Slender Gerardia 



Gerard ia tenuifolia Vahl, Symb. Bot. 3: 79. 1794. 

 Annual, glabrous; stem very slender, panicu- 

 lately branched, 6'-24' bigh, the branches 

 spreading or ascending. Leaves very narrowly 

 linear, acute, >^'-lX'long, X"-i" wide, spread- 

 ing; pedicels mostly equalling or longer than 

 the flowers; calyx campanulate, its teeth very 

 short, pointed; corolla light purple, spotted, 

 rarely white, 6"-9" long, vertically compressed 

 when fully expanded, minutely pubcrulcnt, or 

 glabrous; anther-sacs niucronate at the base; 

 capsule globose or slightl)^ obovoid, 7,"-iyi" in 

 diameter, longer than the calyx. 



In dry woods and thickets, Quebec to Georgia, 

 west to western Ontario, Illinois and Louisiana. 

 .\ug.-Oct. 



Gerardia tenuifoUa asperula A. Gray, Bot. Gaz. 4: 153. 

 1879. 

 Leaves scabrous on the upper surface, linear-fih- 

 forni; corolla not compressed. Ou dry hills and 

 banks, Ontario to Indiana and Missouri. 



(Fig. 3313.) 



7. Gerardia Besseyana Britton. 

 Bessey's Gerardia. (Fig. 3314. ) 



Gerardia lenuifolia var. macroptiylla Benth.Como. 



Bot. Mag. I; 209. 1835. Not C ?««c/"o/>/;j'//n Benth. 

 Gerardia Besseyana Britton, Mem. Torr. Club, 5: 



295. 1894. 



Annual; stem glabrous, rather stout, strict, 

 branched, i°-2° high, the branches ascending or 

 nearly erect. Leaves linear, i'-2' long, \"-2" 

 wide, scabrous, acute, ascending; pedicels as- 

 cending, longer than the flowers; calyx cam- 

 panulate, its teeth triangular-subulate, one-third 

 to one-half the length of the tube; corolla pur- 

 ple, 5"-6" long; capsule globose, 2" -2," in di- 

 ameter, exceeding the calyx. 



On dry hills and prairies, Iowa to Nebraska and 

 Colorado, south to Louisiana and Kansas. July- 

 Sept. 



8. Gerardia Skinneriana Wood. Skin- 

 ner's Gerardia. (Fig. 3315.) 



Gerardia Skinneriana Wood. Classbook, 408. 1847. 

 Gerardia (larvifolia Chapm. Fl. S. States, 300. i860. 



Annual, roughish; stem strict, striate, branched, 

 or sometimes simple, 6'-i8' high, very slender, the 

 branches erect or ascending. Leaves setaceous, as- 

 cending or commonly erect and appressed, }i'-T.' 

 long, Yz" wide or less, the uppermost minute; pedi- 

 cels longer than the calyx, scarcely longer than the 

 flowers, 2-4 times the length of the capsule; calyx- 

 teeth minute; corolla light purple, 5"-5" long and 

 about as broad, glabrous without, its lobes ciliolate; 

 capsule oblong, 2"-y' high, considerably longer 

 than the calyx. 



In dry sandy woods and thickets, eastern Massachu- 

 setts to F'lorida, west to Minnesota, Iowa and Louisiana. 

 Aug.-Oct. 



