xxu 
LlNN-iEAN METHOD. 
9. Holosteum. Cal. of 5 leaves. Caps, solitary, 1 -celled, opening 
at the end with 6 teeth. — Stipules none. p. 70. 
10. Polycarpon. Cal. of 5 leaves. Caps, solitary, 1-celled, 3- 
valved. — Stipules membranous, p. 152. 
11. Till.ea. Cal. of 3 leaves. Carpels 3. — Stipules wanting, p. 
154. 
Class IV. TETRANDRIA. 4 stamens equal in height. 
Order I. Monogynia. 1 style. 
* Perianth double. Corolla monopetalous, superior. 
1. DIPSACACE.ZE. Flowers capitate, within a common involucre. 
Calyx double: one cup-shaped or membranous, the other 
minute or of bristles. Fruit 1-seeded. p. 202. 
2. RUBIACEAv 1 Flowers solitary. Calyx entire or toothed at 
the margin. Fruit 2-sceded. — Leaves whorled. p. 194. 
** Perianth double. Corolla monopetalous, inferior. Seeds 2 or more. 
f Germen deeply 4-lobcd. Style from between the lobes. Fruit splitting 
into 4 aclienes. 
3. LABIATE. Cal. 4-cleft. Cor. coloured, p. 320. 
ff Germen or fruit of one piece or covering, including several seeds. 
Style terminal. 
4. GENTIANACEE. Cal. 4-cleft. Cor. coloured. Stamens 
shorter than the corolla, alternate with its lobes. Caps. 
1-celled, 2-valved at the apex. p. 280. 
5. Plant a go. Cal. of 4 pieces. Cor. scarious, the segments re- 
flexed. Siam, much longer than the corolla. Caps. 2-celled, 
bursting all round transversely, p. 353. 
6. Centunculds. Cal. 4-partite. Cor. coloured. Stam. shorter 
than the corolla, opposite to its lobes. Caps. 1-celled, bursting 
all round transversely, p. 349. 
*** Perianth double. Cor. of 4 petals. 
7. Epimedium. Cal. of 4 leaves. Pet. inferior, with an inflated 
nectary on the upper side. Stam. opposite to the petals, p. 
14. 
8. CIlUCIFERvE. Cal. of 4 leaves. Pet. inferior, without a 
nectary. Stam. opposite to the petals, p. 21. 
9. Euonymus. Cal. 4-cleft, with a flat disk lining the base inside. 
1 In some of the genera, especially Galium , the calyx forms so small a rim or 
margin to the germen as to be scarcely visible, its tubular part being incorporated 
with the germen* 
