LXXXVII. SCROPHULARIACEA. 261 
Anthers all alike, exserted ; bract adnate to 
the pedicel . . . 19. PoLycaRENA. 
Calyx subequally 5- fid ; | anthers all alike, ex- 
serted ; bract adnate to the pedicel . . . 20. PHYLLOPODIUM. 
Calyx 5- -parted ; bracts free from pedicel. 
Corolla subrotate, with a very short tube. . 21. SPHENANDRA. 
Corolla not rotate; somewhat funnel- or sal- 
ver-shaped. 
Corolla-tube dilated in the throat, short or 
long. . 22, CHENOSTOMA. 
Corolla viscid, tube incurved or * gibbous at 
the apex . . 23. LYPERIA. 
Corolla-tube straight, not dilated in the 
throat. . . . 24, MANULEA. 
Anthers 2-celled. 
All the stamens inserted in the corolla-tube ; 
calyx 5-parted, the back segments larger ; 
stamens 4, perfect . . . 25. HERPESTIS. 
The anterior stamens inserted i in the ‘throat of the 
corolla, either sterile or toothed at base. 
Calyx tubular, obliquely 5-toothed ; anterior 
stamens antheriferous, arched. . . . 26. TORENTIA. 
Calyx 5-parted; anterior stamens reduced to 
unequally 2-lobed rudiments . . . . . 27. ILYSANTHEs. 
Suborder 2. Rhinanthideze. Corolla imbricate in xstivation, the back 
lobe never outermost in bud. 
* Flowers axillary, solitary or fascicled, rarely cymose. 
Tribe 6. SrsrHoRPIEs. Leaves alternate or with the flowers tufted at 
the nodes, rarely opposite, not connate; floral leaves either similar or the 
upper smaller. 
Creeping or aquatic herbs. 
Calyx 3-lobed; corolla minute, 5-fid; anthers 2- 
celled . . . 28. GLossosTIGMa. 
Calyx 5- toothed ; corolla rotate- “bellshaped, 5. fid ; 
anthers l-celled . . . 29, LIMosELLA. 
Erect herbs or anierslieubs 
Corolla tubular, limb 5-lobed, sub-2-labiate ; an- 
thers 1- called -. ‘ - . . . 80. CAMPTOLOMA. 
Corolla rotate, 4-fid ; Aes 2- celled Uhellh cll ese ole SCORABTAS 
** Inflorescence racemose, centripetal. 
Tribe 7. VERONICEH. Stamens 2 (or 4 distant) ; anthers 2-celled. 
Corolla subequally 4-fid, with a short tube and 
spreading limb... . . . 32, VERONICA. 
cs 8. BUCHNERE®. sianaie vr Kae in pairs; anthers 1- 
celled. 
Calyx tubular or bell-shaped, 5-fid or toothed. 
Capsule straight, dry ; limb of corolla short. 
Corolla-limb subequally 5-fid . . . . . . 33, Bucnnera, 
Corolla-tube incurved, limb 2-labiate, spreading 34, Srrie@a. 
Capsule straight, fleshy ; ; limb of corolla very 
large; calyx-tube long, 5-toothed . . . . 85. Cyonium. 
