26 
Sect. I COROLLA IN ONE PIECE. 
white), almost globular and 4- or 
5-toothed, or deeply 4-lobed. ERICA CEA / 
~Herbs, without woody or wiry stems. 
Corolla more or less deeply 4-lobed, 
fi /Calyx with 5 segments or teeth; (corolla more or. : 
less irregular). J Ne 
L LABIA'T Zi. 
Calyx with 4 segments or teeth. 
aoe 2 only; one segment of the corolla~ 
| slightly smaller than the rest. 
Veronica. Speedwell. 
~Stamens more than 2; corolla quite regular. 
Flowers minute, almost without stalks, in the. 
f angles of the leaves. ] 
| Centun’culus min‘imus. Chaffweed. 
-Flowers at the end of the stem and branches. 
-Flowers yellow, minute; lobes of the em 
> 
J 
Undershrubs, stems woody or wiry; flowers pink (or ral {oo 
f 
aS 
aaa: 
| equal. 
| Cicen'dia filifor’mis. 
~Flowers purple; calyx with 2 larger and 
| 2 smaller lobes. 
| Gentia‘na. Gentian. 
“Corolla with 5 or more segments or teeth, or entire. 
Leaves round, with the leaf-stalk attached in the~ 
f centre. | 
| 
Cotyle’don umbilicus. Pennywort 
-Leaf-stalk not attached in the centre. 
Corolla circular, with its margin  scarcely- 
f lobed. ] 
Convol'vulus. 
~Corolla distinctly lobed or toothed. 
Stamens united, forming a conspicuous pro- 
( jection within the wide-open flower. 
_-Flowers bright blue ; plant rough with coarse. 
| hairs ; stamens dark. J 
| Bora’go officinalis. /orage~ 
| “Flowers white or purple, the stamens in the, 
| centre yellow. 
Solanum.” 
‘Stamens not forming such a projection. 
