248 CHI. SCROPHULARINEZ. (J. D. Hooker.) 
Calyx tubular, 5-toothed. Anthers 1-celled. Leaves op- 
posite, broad, fleshy. . . . . . . . . . . . . 29. PEPLipium. 
Calyx shortly 3-4-lobed. Anther-cells confluent at the 
tips. Leaves opposite, fascicled . MEN 
Calyx 5-toothed. Stamens 4. Anther-cells confluent. 
Leaves and pedicels radical . . . . . . . . . . 31. LIMOSELLA. 
30. GLOSSOSTIGMA. 
SERIES C. Rhinanthidew. Leaves various. Inflorescence usually cen- 
tripetal or composite. Corolla-lobes variously imbricate, anterior or lateral 
usually the outer in bud. Stamens 2 or 4, the 5th very rarely present. 
TRIBE VII. Digitaleee. Corolla-lobes all flat, usually spreading, the 
lateral, or one of them, exterior in bud. -Anther-cells usually confluent at the 
tip and spreading below, rarely wholly confluent.—Herbs. Leaves various. 
Inflorescence simply centripetal. 
SUBTRIBE I. SrprHORPIEX. Corolla subrotate, lobes 4-5 or more. Stamens 
as many as the lobes, or fewer by one, equal; anthers sagittate or horseshoe- 
shaped. 
Calyx 4-8-fid. Corolla 5-8-fid. Creeping herbs. . . . 32. SrpTrHORPIA. 
Calyx 5-partite. Corolla 5-fid. Creeping herb, leaves 
dimorphic . . 33. HEMIPHRAGMA. 
Calyx 4-5 partite. "Corolla 4-fid. Erect herb . . . . 34. ScoPARIA. 
SUBTRIBE II. EUDIGITALE®. Corolla-tube elongate, ventricose above or 
below. Stamens 4, didynamous, or 2; anther-cells confluent at the tips or 
wholly. 
Leaves alternate, linear. Raceme terminal. Stamens 2 . 35, CAMPYLANTHUS. 
_Susrrise III. VrRoNIcEX. Corolla rotate or tube campanulate or cylin- 
dric, 4-5-lobed. Stamens 2 or 4, exserted (or included in JWulfenia), equal; 
anthers distant ; anther-cells parallel or divergent, tips confluent.— Leaves alter- 
nate or radical. 
Flowers dimorphic. Stamens 4. Leaves radical. . . 
Corolla-tube cylindric. Stamens 4. Leaves subradical 
Corolla-tube incurved. Stamens 2. Leaves alternate . 
Corolla-tube short. Stamens 2. Leaves (or the lower) 
Opposite . . à 
36. PICRORHIZA. 
37. WULFENIA. 
38. CALORHABDOS. 
39. VERONICA. 
TnrsE VIII Gerardiese. Corolla-lobes all flat, spreading, 2 upper 
usually interior in bud. Anther-cells distinct throughout, bases often mucro- 
nate, equal or one imperfect or wanting.—Usually root-parasites, turning black 
when dry. s y p , d 
SUBTRIBE I. EscoBEDIE:. Calyxr-lobes valvate. -Anthers 2-celled.— Leafy 
herbs, rarely shrubs. 
Calyx campanulate. Corolla oblique. Spikes bracteate 40. ALECTRA. 
SUBTRIBE II. BUCHNEREX. Calyx tubular or subcampanulate. Corolla- 
tube slender, limb spreading. Anthers 1-celled, cell narrow, tip usually mucro- 
nate.—Leafy herbs; lower leaves opposite. 
Calyx tubular, 5-toothed. Corolla-tube straight or sub- 
curved . . . ee ee ew ee . . . . 41. BUCHNERA. 
Calyx tubular, 5-toothed. Corolla-tube abruptly incurved 42. STRIGA. 
Calyx subcampanulate, 5-fid. Corolla-tube straight or 
curved . . . e. © © © o’ . . . 43. RAMPHICARPA. 
