230 ORDER 88. SCROPHULARIACE^E. 



1 1 V. SPICATA. Erect, 1 2f ; leaves opposite, lanceolate, petiolate, serrate ; racemes 

 mostly solitary ; pedicels shorter than the calyx ; corollas blue, showy, if. Europe. 



15V. PANICULATA. Erect, bushy, 1 3f ; Ivs. opposite and in 3's, lanceolate, acute at 

 base, petiolate ; rac. panicled ; ped. longer than the calyx. 11 Many garden varieties, 

 hybrids between this and No. 14, all with handsome blue racemes. Europe. 



16 V. BPEciosA. Very smooth, shrubby, with oblong-obovate entire Ivs., dense short 

 (2') racemes in the upper axils, and violet-blue flowers, very beautiful. 1 3f. 



17V. SALICIFOLIA. Smooth (tree-like at home), with lanceolate, acute, entire leaves, 

 dense glandular-downy racemes (3'), and innumerable blue flowers. 2 5f, 



33. BUCHNERA, L. BLUE-HEARTS. Calyx 5-toothed. Cor. salver- 

 form, Avitk a slender tube, and flat limb in 5 subequal lobes. Stam. 4, in- 

 cluded, with halved (1-celled) anthers. Caps. 2-valved. U Turns blackish 

 in drying. Leaves opposite. Flowers in a terminal spike, June Aug. 



If. Americana L. Rough-hispid, slender ; leaves oblong to linear, few-toothed, ob- 

 tuse, 3-veined ; spike long-stalked, 6-12-flowered ; cor. tube 6 t" long, limb half as 

 long, deep blue. Woods, N. Y., and S. 2 3f, nearly leafless above. 



34. MACRANTHERA, Torr. Calyx lobes 5, long and narrow. Cor 

 tubular, with an oblique limb, short entire segments, and 4 long exserted 

 subequal stamens. Style long, filiform. Caps, ovate, acuminate. U Tall, 

 with opposite pinnatifid leaves and yellow fls. on long decurved peduncles. 



OT. fnchsloides Torr. Pine-barrens, Ga., Fla., and W. 2 3f. Lvs. lanceolate in 

 outline, with lanceolate segments. Rac. long, loose, 1-sided. Cal. seg. denticulate, 

 shorter than the corolla (or entire and still shorter in /3. LECONTII). Sept., Oct. 



35. SEYMERIA, Ph. Calyx deeply 5-cleft. Cor. tube short, dilated, 

 lobes 5, ovate or oblong, entire. Stam. 4, subequal, valves of the capsule 

 looulieidal, entire. Seeds oo. Herbs erect, branching. Cauline leaves 

 mostly opposite and incised. Flowers yellow. 



Tube of the corolla woolly within, incurved, as long as the limb No. 1 



Tube of the corolla much shorter than the subrotate limb. Leaves small. .Nos. 2, 3 



1 S. macroph^Ila N. Tall, smoothish ; Ivs. large, pinnatifid, with lance-oblong in- 



cised segments, upper serrate or entire, if? Wood*, W. 4 6f. Cor.fr". July. 



2 S. pectfnata Ph. Viscid-downy, profusely branched ; Ivs. small (!' and less), pin 



natifid, seg. few, narrow and entire ; caps, acute at base. Dry, S. 3f. Aug. Oct. 



3 S. tenuifolia Ph. Smoothish, much branched ; Ivs. bipinnatifld, 6" long, segments 



and rachis filiform ; capsule obtuse at base. Wet, S. 2 3f. Cor. 4''. Aug., Sept. 



36. DASYSTOMA, Raf. WOOL-MOUTH. WILD FOXGLOVE. Cal. cam- 

 panulate, 5-cleft. Cor. tube dilated, longer than the 5 entire lobes, woolly 

 within. Stam. didynamous, scarcely included, woolly, anthers all equal, 

 awned at base. Caps ovate, acute, 2 valves bearing a septum in the mid- 

 dle. Seeds oo. U Tall, erect. Lower leaves opposite. Corolla large, 

 yellow. July Sept All blacken in drying. (Gerardia, L.) 



* Calyx segments entire. o Plants pubescent Nos. 1, 2 



a Plants glabrous Nos. 3 4 



* Calyx segments toothed or pinnatifid. Plants downy Nos. 5, ' 



1 D. flava. Wood. Plant pubescent, subsimple ; Ivs. lance-oblong, entire, or toothed, 



the lower pinnatifid or incised ; cal. lobes oblong, obtuse, shorter than the tute; ped 

 very short. Woods. 2 4f. A showy herb. Corollas 18". (G. flava L.) 



