XXX 
LINILEAN METHOD. 
** Perianth single. Leaves alternate, netted-veined, with sheathing 
stipules. 
16. Rumex. Perianth of 6 leaves, the three inner afterwards 
enlarged. Stigmas multifid. p. 37.3. 
17. Polygonum. Perianth 5-partite, segments similar, p. 369. 
*** Perianth single. Leaves alternate, or all radical, simple-veined, 
without stipules. 
18. Tofieldia. Perianth 6-parted with a small 3-partite involucre. 
Styles short. Caps. 3 — 6, united up to the middle, many- 
seeded. p. 458. 
19. Scheuchzeria. Perianth of 6 leaves. Anthers elongate. 
Styles short. Caps. 3, inflated, 2-valved, 1 — 2-seeded. 
p. 472. 
20. Triglochin. Perianth of 6 concave deciduous leaves. Anthers 
lodged in the leaves of the perianth. Styles very short. 
Caps. 3 — 6, 1-seeded, united by a longitudinal column, from 
which they usually separate at the base. p. 472. 
21. Colceicum. Perianth funnel-shaped, very long; limb cam panu- 
late, 6-parted . petaloid. Styles very long. Caps. 3, united 
at the base. p. J-58. 
**** p er i a nth double. 
22. Elatine. Cal. of 3 sepals, herbaceous. Pet. 3, coloured. 
Anthers terminal. — Leaves cauline, opposite, naked, p. 53. 
23. Drosera. Cal. of 6 sepals. Pet. 6, — Leaves radical, clothed 
with glandular hairs, p. 50. 
* 
Ord. 1Y. IIexa-Octo-gynia. 6 or 8 styles. 
24. Drosera. Cal. and cor. each of 6 pieces, germen solitary. — 
Leaves with glandular hairs, p. 50. 
25. Actinocarpus. Perianth of 6 pieces. Germens and fruits 
combined at the base, spreading in a radiated manner, 
2-seeded. — Leaves naked, p. 470. 
Ord. Y. Polygynia. Many styles. 
26. Alisma. Achcnes many, distinct, aggregate upon the recep- 
tacle, 1-seeded. p. 470. 
Class VII. HEPTANDRIA. 7 stamens. 
Order I. Mono-Di-Tri-gtnia. 1, 2, or 3 styles. 
1. PRIMULACEiE. Perianth double. Cor. monopetalous. Stam. 
opposite to the divisions of the corolla. Style 1. — Stipules 0. 
(Trientalis and Lysimauhia.) p. 343. 
2. Polygonum. Perianth single, 5-partite. Styles 2 — 3, distinct 
or united to the middle. — Stipules sheathing, p. 369. 
