ORDER 88. SCROPHULARIACE^E. 221 



e Calyx 5-parted, equal. Leaves many-cleft COXOBEA. 22 



e Calyx 5-parted, unequal. Leaves entire HERFESIIS 23 



/ Calyx 5-parted. Sterile filament short, or 0. GRATIOLA. 24 



/ Calyx 5-parted. Sterile filament exserted ILYSANTHES. 25 



/Calyx 4-lobed. Stamens 2. Flowers minute MICRANTHEMUM. 26 



/Calyx 4-lobed. Stamens 3. Flowers small. S...HYDRANTHELICM.27 

 III. RHINANTHIDE^:. (Corolla in bud imbricate, the lower or lateral lobes exterior.) 



TRIBE 7. SIBTHORPE^E. A- Stamens 2. Corolla 4-cleft AMPHIANTHUS. 28 



Je Stamens 4. Corolla 5-cIeft LIMOSELLA. 29 



TRIBB 8. DIGITALE^E. m Stamens 2. Calyx 4-parted. Flowers small SYNTHIRIS. 30 



77i Stamens 4. Calyx 5-parted. Flowers large DIGIATLIS. 31 



TRIBE 9. VERONICE.. Stamens divergent. Upper leaves often alternate VERONICA. 32 



TRIBE 10. BUCHNERE^E. Stamens approximate by pairs. Upper Ivs altern BCCHNERA. 33 



TRIBE 11. GERARDIE^;. n Stamens long-exserted. Corolla tubular MACRANTHERA. 34 



n Stamens short. o Cor. yellow, tube sbort as limb...SEYMERiA. 35 



o Corolla yellow, tube elongated DASYSTOMA. 36 



o Cor. purple. Lvs. very slender.. .GERARDIA. 37 



TRIBE 12. EUPHRASIES. -p Anther-cells unequal, separated CASTILLEJA. 38 



p Anther-cells equal. r Calyx 10-ribbed SCHWALBEA. 39 



) Calyx not ribbed PEDICULARIS. 40 



q Calyx inflated. Seeds many, winged RHINANTHUS. 41 



q Calyx not inflated. s Seeds many, wingless.. .EUPHRASIA. 42 



a Seeds 1 4, oblong MELAMPYRCM. 43 



1. SCHIZANTHUS, R & P. CUT-FLOWER. Cor. irregular, the upper 

 lip 5-cleft, external in aestivation, lower much smaller, 3-parted. Fil. 4, 2 

 of them sterile. Capsules 2-celled. Chili. Leaves pinnatifid, alternate. 

 Cymes supra-axillary. 



S. FINNATUS. Lvs. once or twice pinnatisected ; cor. segm. longer than tube, the middle 

 segm. of the posterior lip 2-lobed and hood-like ; stam. exserted. 1 2f. Fls. delicate 

 and handsome, 1' broad, purple and yellow, with a dark spot in the midst. Aug. Oct. 



2. SALPIGLOSSIS, R. & P. TRUMPET-TONGUE. Corolla obliquely 

 tubular-funnel-form, with an ample throat, lobes all emarginate. Sta. 4, 

 fertile, with a short rudiment. Style trumpet-shaped at apex and incurved. 

 Capsules oblong, valves bifid, 2 Chili. Resembles Petunia. 



S. SINUATA. Annual in our gardens, 1 2f, weak, viscid-downy. Leaves elliptic-oblong, 

 sinuate-toothed or pinnatifid. Fls. If long, very showy, dark-purple, striped, &c. 



3. BROWALLIA, L. Cor. salver-form, with a long tube, and oblique, 

 5-lobecl limb. Anth. of the two posterior stamens halved, sub-1-celled. 

 Lobes of the stigma broad, divaricate. Caps, membranous, valves bifid. 

 S. American herbs, with alternate, entire leaves and cyanic flowers. 



1 B. DEMISSA (also elata). Leaves petiolate, ovate ; lower fls. axillary, upper racemed ; 

 calyx hairy ; cor. tube 6", limb 1', blue or violet, varying to wh. 1 2f. Summer. 



4. BRUNFELSIA, Sw. Corolla salver-form, with a long tube, and a 

 broad 5-lobed limb. Sta. 4, all equal. Style incurved at apex, stig. of 2 

 broad lobes. Caps, coriaceous, valves entire. S. American shrubs, with 

 alternate, entire leaves and large blue flowers. (Francisea, Pohl.) 



1 B. HOPEANA. Lvs. obovate to ovate ; fls. solitary ; cor. tube little exceeding the cal., 



lobes rounded, subeqnal, violet, blue, or white, V broad. 3f. Much branched. 



2 B. LATIFOLIA. Leaves elliptic to oblong; fls. in loose cymes ; cor. tube thrice longer 



than the calyx, and longer than the li mh (10- Leaves 35' long, shining above. 



