ORDER 88. SCROPHULARIACE^. 221 



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



e Cnlyx 5-prted, nneqnal. Leaves undivided HERPKSTIS. 23 



I Calyx 6-psrted. Storile filnmenti short, or GRATIOH. 24 



/Calyx 5-parted. Sterile filaments eifcrted ILTSANTHKS 25 



f Calyx 4-lobed, Stamens 2. Flowers minute MICRANTHEMOM. 26 



/Calyx 4-lobed. Stamens 3. Flowers small. S. ..HYDRANTHELIUM.Z? 

 III. BHINANTHIDEjE. (Corolla in bud imbricate, the lower or lateral lobes exterior.) 



THIBET. SIBTHORPEJE. k Stamens 2. Corolla 4-cleft AMPHIANTHUS. 



< Stamens 4. Corolla 5-cleft LIMOSIUA. 



TRIBBS. DIGITALE^B. m Stamens 2. Calyx 4-parted. Flowers small SYNTHIRIS. 



m Stamens 4. Calyx 5-parted. Flowers large DIGIATLIS. 



TBIBK 9. YEROXICF..*. Stamens divergent. Upper leaves often ulternate VERONICA, 



TRIBE 10. BUCHNERE<. Stamens approximate by pairs. Upper Ivs altern HI.VHXKKA. 



TRIBE 11. GKRAKDIE.K. 11 Stamens Icmg-exserted. Corolla tubular MACRAXTHKRA. 34 



;i Stamens short. n GOT. yellow, tube short as limb.. .SEYMERIA. 35 



o Corolla yellow, tube elongated DASYSTOMA. 36 



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



TRIBE 13. EUPHRASIES. p Anther-cells unequal, separated CASTILLEJA. 38 



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



r Calyx not ribbed PEDICCLAKIS. 40 



g Calyx inflated. Seeds many, winged RHI.VANTHUS. 41 



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



s Seeds 1 I, 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. (i) Chili. Leaves pinnatifid, alternate. 

 Cymes supra-axillary. 



S. PINNATUS. Lvs. once or twice piunatisected ; cor. pegm. longer than tube, the middle 

 segm. of the posterior lip 2-lobed and hood-like ; f tarn, exserted. 1 2t'. 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, li Chili. Resembles Petunia. 



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

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



3. EROWALLIA, 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. 

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



1 B. DEJifssA (also elata). Leaves petiolate, ovate ; lower fls. axillary, upper r&cemed ; 

 calyx hairy; cor. tube 6", limb 1', blue or violet, varying to wh. (T) 1 2f. Summer. 



4. BRUNFELSIA, Svv. 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 coi., 



lobes ronnaed, subequal, violet, blue, or white, 1' broad. 3f. Much branched. 



2 B. LA.TIFOLIA. Leaves elliptic to oblong; tits, in loose cymes ; cor. tube thrice longei 



than the calyx, and longer than the limb (10. Leaves 3 6' long, shining above. 



