xlii 
TABLE OF GENERA. 
G. Lycopsfs. Corolla-tube slightly bent 
7. Symphytum. Corolla cylindrical, bell-shaped, straight. 
8. Borago. Corolla rotate. Filaments bifid. 
*** Nuts attached to the base of the style. 
9. Asperuco. Calyx with unequal valves. 
10. Cynoglossum. Calyx equally divided. 
Order LIX. SOLANACEiE. 
1. Datura. Fruit a prickly 4-valved capsule. 
2. Hyoscyamus. Fruit dry, opening with a transverse lid. 
3. Atropa. Fruit a berry. Anthers distant. 
4. Solan um. Fruit a berry. Anthers close together. 
Order LX. OROBANCHACEiE. 
1. Orobanciie. Corolla 4- or 5-cleft, the base persistent. 
2. Latiik ea. Corolla 2-lipped, deciduous. 
Order LXI. SCROPHULARIACEyE. 
1. Veronica. Stamens 2. 
# Stamens 4, calyx 4-cleft. 
2. Bartsia. Upper lip of corolla entire, not flattened laterally. 
3. Euphrasia. Upper lip of corolla bifid, not flattened. 
4. Rhinantiius. Upper lip of corolla laterally compressed. Calyx inflated. 
5. Melampyuum. Upper lip of corolla laterally compressed. Calyx not inflated. 
** Stamens 4, calyx 5-cleft. 
G. Pedicularis. Calyx inflated. Corolla 2-lippcd; upper lip compressed la¬ 
terally. 
7. Scropiiularia. Corolla nearly globular. 
8. Dioitalis. Corolla bell-shaped, unequal. Capsule 2-cellcd. 
9. Antirrhinum. Corolla-mouth closed by the lips meeting, with a rounded pro¬ 
jection at the base. 
10. Linaria. Corolla-mouth closed by the lips meeting, with a spur at the base. 
11. Limosella. Corolla bell-shaped, equal. Capsule 1-celled. 
12. Sibthorpia. Corolla rotate, regular. Capsule 2-celled. 
*** Stamens 5. 
13. Verbascum. Corolla rotate, petals unequal. 
Order LXII. LABIATE. 
* Stamens 2. 
1. Lycopus. Corolla nearly equal. Calyx with 5 segments. 
2. Salvia. Corolla lipped. Calyx 2-lipped. 
** Stamens 4, nearly equal. 
3. Mentha. Corolla 4-cleft, nearly regular. 
4. Thymus. Corolla 2-lipped. Flowers in whorls. 
5. Origanum. Corolla 2-lipped. Flowers panicled. 
*#* Stamens 4, 2 longer than the others, 
t Upper lip of corolla very short. 
G. Teucrium. Stamens projecting beyond the upper lip. Upper lip cleft. 
7. Ajuga. Stamens projecting beyond the upper lip. Upper lip nearly entiro. 
