S30 Okbbb 86.— SCEOPHULARIAOEA 



3 D. quercifolia Benth. Plant glahrous and glaucous, paniculate-branched ; Iva. 

 paler beneath, petiolate, lower ample, bipinnatifld, upper oblong lanceolate, pin- 

 natifld or entire ; ped. as long as the calyx ; segm. of the cal. lance-acuminate, longer 

 than its tube. — Woods and thickets, N. Eng. to Ga. and Mich., common. St. tail, 

 purplisli, covered with a glaucous bloom, 3 to 5f high. Lvs. 4 to 8' long, sinuate 

 or incised. FIs. large, and of a brilliant yellow, opposite and axillary, near tho 

 top of the stem, forming a loose spike. Cor. trumpet-shaped, near 2' long. Aug. 

 (G. quercifolia Ph. G. glauca Eddy.) 



4 D. pedicularia Benth. Pubescent or nearly glabrous, branched ; lvs. ovate 

 lanceolate, pinnatifld, with toothed or incised segments ; pedicels longer than the 

 hairy calyx, segm. tooth or incised, equaling the top-shaped calyx tube. — Dry 

 hiUy woods, Can. to Ga. and Ky., common. St. bushy, very leafy, 2 to 3f high, 

 sprinkled with a woolly pubescence. Lvs. 2 to 3' long, divided like those of tho 

 Louse-wort. Cor. rather bell-shaped, 15" long, the cal. 5". Aug. (G. pedicu- 

 laria L.) 



5 D. pectinata Benth. Very hirsute; lvs. lanceolate, pectinate-pinnatiSd, segm. 

 subdentate or incised; ped. shorter than the hairy caij/a;, segm. toothed, longer 

 than tho cal. tube. — Pino woods. Car. and Ga. Fls. as lai-ge as in tho last. JL, 

 Aug. (G. peetitj^ta Torr.) 



29. GERAR'DIA, L. (In honor of John Gerard, an English botan- 

 ist of the 16th century.) Calyx campanulate, briefly or narrowly 

 5-toothed ; cor. tubular, ventricous or subcampanulate, tube longer than 

 the 5 broad, entire unequal lobes ; sta. didynamous, in pairs, shorter 

 than the corolla, length unequal ; caps, obtuse, or briefly acuminate ; 

 seeds co. — xVmerican herbs, rarely suffruticous. Lvs. opposite. Fls. 

 axillary, solitary, purple or rose-color. 



1- Otopiitlla. Cn]yx Rofcmcnts longer than its tube, 2 anthers much smaller No. 1 



^. Gk?.aiu)[A. prnpui". Calyx segments short, tqual. Anthers all equal. (§) 



§ Corolla bilabiate, npper lip very short, erect. Peduncles longer than corolla. No. 1 



§ Corolla lobes snbcqual, all spreading, throat usually hairy, (a) 



a Leaves almost none, opposite scales instead. Flowers large No. 8 



a Leaves all .alternate, filiform. Flowers large, long-stalked No. 4 



a Leaves opposite.— Peduncles not longer than the caly.x Nos. 5, 6 



—Peduncles much longer. — Flowers large (about 9" long.) Nos. 7, 8 



—Flowers fcinali (about 6" long).. .Nos. 9, 10 



1 G. auricvilata Mx. Scabrous, hirsute, subsimple ; lvs. ovate-lanceolate, mostly 

 entire, upper auriculato at base; fls. nearly sessile. — ® Penn. to Iowa and La^, 

 in low grounds. A rough, rigid plant, 12 to 18' high. Lvs. 1' to 18" long, ses- 

 sile, the floral witli an oblong lobe on each side at base. Cor. dilated and spread- 

 ing at mouth ; lobes entire, rounded, purple, rarely white. Short stamens similar, 

 but twice smaller. Aug., Sept. 



2 G. Mettaiieri. Glabrous, slender, diffusely branched ; lvs. linear-filiform, 

 scarcely rougli-edged ; ped. filiform many times longer than tlio calyx which bas 

 short, triangular teeth ; cor. distinctly bilabiate, upper lip very short, emarginate, 

 straight, vaulted, fringo-ciliate, lower lip of 3 broad, spreading lobes. — (I) "Wei 

 sandy places, Middle Fla. (Dr. Mettauer). Sts. 1 to 2f liigh. Lvs. 5 to 13" long. 

 Ped. C to 12' long. Fls. purple, with 2 yellow stripes in the spotted tube. 



/3 ? CL.'iuSA. Cor. tube dorsally compressed, throat closed by tho inflexed npper 



lip. — "With tho others. Fls. light purple. 

 y1 KtTDA. Lvs. (except a few at the base) reduced to minuta bracts, scarcely 



1" long; fls. all terminal, rather smaller (6" long,) light purple. 



3 G. aph;9'll^ Nutt. Erect, with slender brandies, leafless, with few, remote, 

 scarious scales or short bristle-like lvs ; ped. bracteolato ; cal. truncate, with 

 minute, gland-like teeth ; caps, globular, exceeding the calyx. — ■ ® N. Car. to 

 Fla. and La. in wet places, coastward. Plant 2 to 3f high, often simple, with few 

 flowers, or diffusely few-branched with many flowers. Pis. deep purple, middle 

 size, lobes subequal, pedicels short, i. e., tho bractlets are near the flowers. Jn., Jl. 



4 G. filifolia Nutt. St. terete, diffusely branched; lvs. filiform, terete, alternate 

 and much fascicled ; ped. alternate, much longer than tho lvs. ; cal. teeth short, 

 sstaceously acute; cor. ample, smooth. — Q St. Mary's, Ga. to Apalachicola, Fla. 



