Vol. III.] 



FIGWORT FAMILY. 



177 



6. Gerardia tenuifolia Vahl. Slender Gerardia. (Fig. 3313.) 



Gerardia tenuifolia Vahl, Symb. Bot. 3: 79. 1794. 

 Annual, glabrous; stem very slender, pauicu- 

 lately branched, 6'-2^ bigh, the branches 

 spreading or ascending. Leaves very narrowly 

 linear, acute, y 2 '-\% r \ow^ ^"-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 puberulent, or 

 glabrous; anther-sacs mucronate at the base; 

 capsule globose or slightly obovoid, 2"-2 l / 2 ,' / in 

 diameter, longer than the calyx. 



In dry woods and thickets, Quebec to Georgia, 

 west to western Ontario, Illinois and Louisiana. 

 Aug.-Oct. 



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



1879. 

 Leaves scabrous on the upper surface, linear-fili- 

 form: corolla not compressed. On dry hills and 

 banks, Ontario to Indiana and Missouri. 



7. Gerardia Besseyana Britton. 

 Bessey's Gerardia. (Fig. 3314.) 



Gerardia tenuifolia var. macrophylla Benth.Comp. 



Bot. Mag. 1:209. 1835. Not G. macrophylla Beuth. 

 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, i // -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 // ~3 // in di- 

 ameter, exceeding the calyx. 



On dry hills and prairies, Iowa to Nebraska and 

 Colorado, south to Louisiana and Kansas. July- 

 Sept. 



8. 



Skin- 



1847. 

 i860. 



Gerardia Skinneriana Wood, 

 ner's Gerardia. (F"ig. 3315.) 



Gerardia Skinneriana Wood, Classbook, 408. 

 Gerardia parvifolia Chapm. Fl. S. States, 300. 



Annual, roughish; stem strict, striate, branched, 

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

 branches erect or ascending. Leaves setaceous, as- 

 cending or commonly erect and appressed, ^ / -i / 

 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 // -6 // long and 

 about as broad, glabrous without, its lobes ciliolate; 

 capsule oblong, 2 // -3 // high, considerably longer 

 than the calyx. 



In dry sandy woods and thickets, eastern Massachu- 

 setts to Florida, west to Minnesota, Iowa and Louisiana. 

 Aug.-Oct. 



12 



