ORDER 88. SCROPHL'LARIACE^. 221 



Calyx 5 parted, equal. Leaves trials-cleft CO.VOBEA. 22 



c Calyx 6-parted, unequal. Leaves undivided HBRPKSTIS. 23 



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



/Calyx 5-parted. Sterile filaments exeerted ILYSANTHES 25 



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



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

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



TRIBE 7. SIBTHORPEJE. k Stamens 2. Corolla 4-cleft AMPHIANTHUS. 23 



k Stamens 4. Corolla 5-cleft LIMOSFLLA. 29 



TRIES 8. DiGiTALE,E. m Stamens 2. Calyx 4-parted. Flowers small SYNTHIRIS. 30 



OT Stamens 4. Calyx 5-parted. Flowers large DIGIATLIS. 31 



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



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



TRIBE 11. GERARDIE.E. n Stamens long-exserted. Corolla tubular . .MACRAKTHERA. 34 



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



o Corolla yellow, tube elongated DASYSTOMA. 36 



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



TRIBE 11 EUPHRASIES. p Anther-cells unequal, separated CASTILLKJA. 38 



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



r Calyx not ribbed PEDICCLARIS. 40 



7 Calyx inflated. Seeds many, winged RHINANTHUS. 41 



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



s Seeds 14, oblong MELAMPYRUM. 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. riNNATUS. Lvs. once or twice pinnatisected ; cor. segm. longer than tube, the middle 

 segni. of the posterior lip 2-lobed and hood-like ; stain, exserted. 1 2f. Fls. delicate 

 and handsome, I' 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, y Chili. Resembles Petunia. 



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

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



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

 5-lobed 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 l r , 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 cai., 

 lobes ronncieJ, subeqnal, violet, blue, or white, I' broad. 3f. Much branched. 



.2 B. LATIPOLIA. Leaves elliptic to oblong; fls. in loose cymes ; cor. tube thrice lon<?e? 

 than the calyx, and longer than the limb (10. Leaves 3 5' long, shining above. 



