OBDER 86.— SCEOPHULAEIACE^. 529 



Bate. — U Herbs tall, with opposite, pinnatifld Ivs., long, decurved pe- 

 duncles, and cylindraceous, yellow fls. 



1 M. facbsioides Torn Cal. segm. but little shorter than the corolla. — Ala., La. 

 Plant 2 to 3f high. Lys. lanceolate, 2' long, with lanceolate segments. Eao. 

 long, loose, secuud. Cor 1' long. 



2 M. Lecontii Torr. Gal. segm. entire, linear-lanceolate, scarcely one-third the 

 length of the corolla. — Dry pine woods, Ga., Fla. Lvs. etc., as in the other. 



27. SEYME^RIA, Ph. (In memory of Henry Seymer, Usq., an 

 English naturalist.) Calyx deeply 5-cleft; cor. tube short, dilated, 

 5-lobed, lobes ovate or oblong, entire, equaling or longer than the tube ; 

 sta. 4, subequal ; valves of the capsule loculicidal, entire ; seeds oo. — 

 Herbs erect, branching. Cauline lvs. mostly opposite and incised. Fls. 

 yellow. 



§ Tube of the corolla broadly campanulate, incurved, as long as the limb No. 1 



§ Tube of the corolla much shorter than the subrotato limb Nos. 2, 8 



1 S. maoroph;$-lla Nutt. Erect, taU, sparingly pubescent ; lvs. large, the lower 

 deeply pinnatifid, segments lance-oblong, incised, terminal one the largest, upper 

 lanceolate, serrate or entire ; cor. tube incurved, scarcely longer than the Mmb ; 

 Bty. short, dilated and slightly bifid at apex; caps, ovate-acuminate. — y In 

 woods. White River Valley, Ind., Ohio (Clark) to Ark. Height 4 — 6f, with tho 

 habit of Dasystoma. Lower leaves (5 — 1' by 2 — 3') lancs-ova,te in outline, floral 

 (2 — 3') mostly opposite. Corolla -J' long, very woolly within. July. 



2 S. pectinata Ph. Viscid-pubescent, profusely branched ; lvs. oblong, half-pin- 

 natifid or cleft half way to the midvein, segm. few, entire, short, linear, obtuse, 

 upper lvs. merely toothed ; caps, pubescent, acute with the style, at length ob- 

 tuse. — N. Oar. to Ela. and Tex., in the upper districts. Plant 2 to 4f high, the 

 numerous branches opposite. Lvs. small, an uich (or less) Idng, the rachis ob- 

 laneeolate. Sep. oblong-linear, longer than the pedicel. Cor. subrotate, 5 to 6" 

 broad. Aug. — Oct. 



3 S. tenuifdlia Ph. Minutely puberulent, much branched ; lvs. setaceously bi- 

 pinnatifid, rachis' and segments all equally attenuated.; caps, globula/r, rostrate. — 

 Wet pine barrens, N. Car. to Fla. and La. Plant 2 to 3f high, quite slender and 

 nearly smooth. Lvs. 6" and less long, only the lower segments dissected, upper 

 entire. Cor. lobes oblong, spreading about i". Pod. twice longer than the calyx. 

 Aug., Sept. 



28. DASYS'TOMA, Eaf. (Gerardia, L.) Yellow Foxolovb. (Gr. 

 Saavg, hairy, arofia, mouth ; alluding to the corolla.) Calyx campanu- 

 late, half 5-cleft, imbricate in aBstivation ; corolla tube dilated, longer 

 than the 5 entire lobes, woolly within ; stamens didynamous, scarcely 

 included, woolly ; anthers all equal, awned at base ; capsule ovate, 

 acute, 2 valves bearing a septum in the middle ; seeds many. — 21 Herbs 

 tall, erect. Lower lvs. opposite, upper generally alternate. Cor. large, 

 yellow. All blacken in drying. 



* Segments of the calyx entire. Plants pubescent (No. 1) or glabrous Nos. 2, S 



* Segments of the calyx toothed or pinnatifid. Plants pubescent Kos. 4, 5 



1 D. flava. I'lemt pubescent, subsimple ; lvs. nearly sessile, oblong-lanceolate, en- 

 tire or toothed, the lower pinnatifid or incised ; cal. lobes oblong, 'obtuse, rather 

 shorter than its tube ; ped. very short. — A showy plant, 2 to 4f high, in woods 

 throughout the XS. S. Lys. 2 to 4' long, tapering to the subsessile base or petiole, 

 the upper mostly entire. Cor. about 18'' long. Aug., Sept. (D. pubescens 

 Benth. G. flava L.) 



2 D. integrifolia. Plant glabrous, subsimple ; lvs. lanceolate, acute, entire, or 

 the lowest somewhat toothed ; ped. shorter thorn Hie calyx. — Woods, S. B. Ohio to 

 111. and Tenn. Sts. often much branched, 1 to 2f high. Lva 1 to 3' long, petio- 

 late. Fls. smaller, the cor. about 1' long. Not at all glaucous like the next. Aug. 

 (D. queroifolia p. 1 Benth. G. integrifolia Gray.) 



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