298 BCBOPHULABIACEJfi. (l'IGWORT FAMILY.) 



18. OTOPHYLLA, Ben*. 



Calyx deeply 5-cleft; the lobes leafy, unequal. Tube of the corolla dilated 

 upward, sparse-hairy within, the lobes broad and entire. Stamens 4, didyna- 

 inons, included: anthers oblong, awnless ; those of the .shorter stamens much 

 smaller. Style elongated, dilated and flattened at the apex, entire. Capsule 

 sub-globose, loculicidally 2-valved, many-seeded. 



1. O. Michauxii, Benth. Hairy; stem erect, simple; leaves opposite, 

 lanceolate, entire, sessile; the upper ones mostly 2-eared at the base; flowers 

 opposite, in a leafy spike. (Gerardia aurieulata, Mihr.) — Low ground, Ten- 

 nessee, North Carolina, and northward. Aug. (l) ? — Stem riyid, i* u high. 

 Leaves l'-2' long. Corolla 9" - 12" long, purple. 



19. DASYSTOMA, Raf. False Foxglove. 



Calyx bell-shaped, 5-eleft, the lobes often toothed. Corolla tubular-bcll- 

 shaped, woolly within, 5-lobcd, the lobes rounded. Stamens 4, didynamous : 

 anthers oblong; the cells parallel and awned at the base. Style filiform, thick- 

 ened and slightly 2-lobed at the apex. Capsule ovate, acute, loculicidally 2- 

 valved, many-seeded. — Tall herbs, with opposite ovate or oblong mostly pin- 

 natcly divided or lobed leaves, and large yellow flowers in a leafy raceme. Fil- 

 aments woolly. 



1. D. pubescens, Benth. Pubescent; leaves oblong, obtuse, entire, or 

 the lowest ones pinnatifid; calyx longer than the pedicel, with oblong obt use. 

 lobes. (Gerardia flava, L.) — Dry woods in the upper districts, Georgia, and 

 northward. July - Sept. 1J. — Stem 2° -4° high, mostly simple. Leaves 

 narrowed into a short petiole. Corolla ]£' long. 



2. D. quercifolia, Benth. Smooth and glaucous ; stem simple or 

 branched ; lowest leaves twice-pinnatilid ; the others pinnatifid, or the uppermost 

 lanceolate and entire; calyx shorter than the pedicel, with lanceolate or subulate 

 acute lobes. (Gerardia quercifolia, Pursh.) — Rich woods and river-banks, 

 Florida to Mississippi, and northward. July -Sept. It — Stem 3 C -6 C hiy.li. 

 Lobes of the leaves toothed. Corolla 2' long, the tube more slender and with 

 smaller lobes than the preceding. 



.'?. D. pedicularia, Benth. Smooth or somewhat pubescent; leave-; 

 ovate-lanceolate, pinnatifid; the lobes finely toothed; flowers opposite; calyx 

 shorter than the pedicel; the toothed lobes as long as the tube. (Gerardia pe- 

 dicularia, A.) — Dry sandy soil, chiefly in the upper district-;, Mississippi to 

 North ( 'arolina. and northward. July and Aug. — Stem 2° high, much branched. 

 Leaves about 2' long, the lobes numerous and short. Corolla 12"- 15" long, 

 with a rather slender tube and short lobes. 



4. D. pectinata, Benth. Pubescent or somewhat villous ; leaves lanceo- 

 late or ovate-lanceolate, finely pinnatifid and tOOthed; the earliest ones entire; 

 flowen alternate, scattered on the OUtside of the asccndiilLT branches; calyx 

 longer than the pedicel : the pinnatifid Lobes longer than the tube. — Dry sand- 

 in the pine barrens, Florida to JS'orth Carolina. Aug. and Sept. (2) — 





