346 
LX VIII. SCEOPHULARIACEiE 
Leaves in., opposite ; teeth finely pointed. 
Flowers white, spotted or tinged with pink . 
13. Bonnaya. 
B. Stamens 4. 
*Corolla distinctly 2-lipped. 
Flowers yellow. 
Corolla-tube spurred at the base ... 
Corolla-tube not spurred. 
Leaves simple. 
Leaves stalked. Anthers 2-celled ; cells separated 
Leaves sessile. Anthers 1 -celled 
Leaves pinnatifid. Upper lip of corolla long- 
beaked . . 
Flowers blue, purple or pink, never yellow. 
Calyx 4-lobed. 
Stems aerial, leafy. Upper lip of corolla 2-lobed 
Stems subterranean, scaly. Upper lip of corolla 
entire ........ 
Calyx 5-lobed. 
Calyx -tube prominently keeled on the ribs. Leaves 
sessile, entire ...... 
Calyx-tube not keeled. 
Mouth of corolla closed ; tube bulged at the base 
Lower lip of corolla 2 -ridged at the base . 
Leaves gland-dotted. Anther-cells widely sepa- 
rated ....... 
Filaments of the longer pair of stamens spurred 
near the base ...... 
Upper lip of corolla laterally flattened, abruptly 
bent, extremity beak-like .... 
**Corolla not 2-lipped. 
Stems prostrate. 
Leaves all oblong or spathulate. Corolla 4-lobed 
Leaves of 2 kmds, orbicular and linear. Corolla 
5 lobed . 
Stems erect. 
Flowers yellow. 
Leaves 1-2 in. broad, radical pinnatifid, upper 
oblong-ovate ...... 
Leaves all linear, mostly 3 -fid .... 
Flowers purple or pink, never yellow. 
Calyx-tube prominently keeled on the ribs . 
Calyx-tube not keeled on the ribs. 
Leaves less than J in. broad. 
Leaves simple. Calyx ovate, inflated . 
Leaves pinnatisect. Calyx bell-shaped 
Leaves § in. or more broad. 
Calyx 5 -parted. Corolla-tube globose . 
Calyx tubular. Corolla -tube cylindric . 
C. Stamens 5. 
Tomentose. Flowers yellow. Corolla-limb spreading 
3. Linaria. 
8. 
18. 
Linderibergia. 
Striga. 
23. 
Pedicularis . 1 
22. 
Euphrasia. 
24. 
Lathrcea. 
6. 
Mimulus. 
4. 
7. 
Antirrhinum. 
Mazus. 
9. 
Limnophila. 
12. 
Vandellia. 
23. 
Pedicularis . 2 
10. 
Herpestis. 
14. 
Hemiphragma, 
2. 
20. 
Celsia. 
JSopubia. 
11. 
Torenia. 
19. 
21. 
Centranthera. 
Leptorhabdos. 
5. 
17. 
Scrophularia. 
Buchnera. 
1. Verbascum. 
1. VERBASCUM. The classical name of V. Thapsus ; etymo- 
logy obscure. — W. Asia, Mountains of tropical Africa, Europe. 
1 P. megalantha only. 2 Excluding].?, megalantha. 
