268 LXXXVII. SCROPHULARIACES. 
bell-shaped; lobes of limb entire. Stamens 4; anthers 
similar, in the throat or exserted— DC. Prod. x. p. 353. 
Herbs or undershrubs, often much-branched and twiggy. Leaves mostly 
opposite, mostly toothed ; the floral similar or bract-like. Flowers axillary 
or racemose, pedicellate, not turning black in drying.—26 species, dis- 
persed. 
23. LYPERIA, Benth. 
Calyx 5-parted, the segments linear, not membranous. 
Corolla deciduous, the tube long, externally viscid, dorsally 
gibbous or incurved at the apex ; throat not dilated; limb 2- 
labiate, the lobes entire or emarginate. Stamens 4, similar, 
included. Stigmas clavate-capitate-——DC. Prod. x. p. 357. 
Herbs or small shrubs, often much branched. Lower leaves opposite ; 
upper alternate, entire, toothed or much cut, often tufted in the axils, 
sometimes minute, blackening in drying. Flowers axillary, spiked or ra- 
cemose. Capsule viscid.—30 species, dispersed. 
24. MANULEA, Linn. 
Calyx 5-parted or deeply 5-fid, the lobes lmear or subulate. 
Corolla deciduous, with a long, glabrous or tomentose tube, 
nearly straight at apex, the throat not dilated; limb 5-parted, 
equal, or the upper segments approaching or connate. Sta- 
mens 4, included, all fertile, or the 2 anterior with small, empty 
anthers. Stigmas subclavate, entire—DC. Prod. x. p. 363; 
Thes. Cap. t. 197. 
Herbs, rarely woody. Leaves mostly crowded at the base of the stem ; 
the floral small, bract-like, free. Flowers racemose, the racemes simple 
or compound. Corolla mostly orange, not blackening in drying, honey- 
scented. Capsule glabrous.—28 species, dispersed. 
25. HERPESTIS, Gertn. 
Calyx 5-parted, the back lobe wider, sometimes very large, 
the lateral inner and narrower, often very narrow. Corolla 
with the upper lip emarginate or 2-fid, the lower 3-lobed ; 
sometimes all the lobes subequally spreading. Stamens 4, 
didynamous contiguous and ascending, or subdistant ; anthers 
2-celled, the cells parallel or divaricate. Stigmas concaye- 
dilated or shortly 2-lobed. Capsule 2-furrowed, the valves 2- 
parted or subentire, with inflexed margins, exposing the en- 
tire, placentiferous column.—DC. Prod. x. p. 392. 
A very large tropical genus, of various habit.—H. Monniera, H. B. K., 
our only species, is a very common marsh plant in hot countries. It is a 
small, creeping herb, with obovate or spathulate, entire or distantly crenate 
nearly nerveless leaves, and axillary, pedicelled flowers. 
