xl 
LINNJEAN METHOD. 
Cal. 4-leaved. Cor. 4-fid, scarious. Stam. much longer than the 
corolla. — Fertile fl. sessile among the leaves. Fruit 1-celled, 
1-seeded. p. 355. 
13. Eriocaulon. 1 Flowers collected into a compact, scaly, long- 
stalked head. Perianth single, diaphanous. — Barren fl. in 
the centre. — Fertile fl. in the circumference. Caps. 2-celled; 
cells 1-seeded. p. 459. 
** Stems leafy. 
14. Alnus. Flowers all in cylindrical catkins. — Barren fl.: Scale 
of the catkin 3-lobed, with 3 flowers. Perianth single, 4- 
partite. — Fertile fl. : Scale of the catkin subtrifid, with 2 
flowers. Perianth 0. Styles 2. Fruit compressed, 2-celled. 
— Trees, p. 396. 
15. Mtrica. Flowers all in cylindrical catkins; scales entire, each 
with a single flower. Perianth none. Germen 1-celled, 
1-seeded. Styles 2. Fruit globose. — Shrubs, p. 395. 
18. Buxcs. Flowers clustered, axillary. Perianth single, of 4 
leaves, 2 opposite ones smaller, with 1 — 3 bracteas at the 
base. Styles 3. Caps, with 3 beaks, 3-celled, 6-seeded. — 
Trees or shrubs, p. 386. 
17. Parietaria. Flowers clustered, axillary. Perianth single, cam- 
panulate or tubular, 4-cleft. Style simple. Stigma penicillate. 
Achene 1-seeded. — Herbaceous plants witli leafy stems, 
p. 391. 
18. Urtica. Flowers in spikes or clustered. Perianth single, of 
the barren flowers 4-leaved, of the fertile 2-leaved. Stigma 
sessile. Achene 1-seeded. — Herbaceous plants with' leafy 
stems, p. 390. 
Ord. Y. Pentandiua. 5 stamens. 
19. Xanthium. Barren fl.: Involucre of few scales, with many 
small capitate flowers seated upon a common receptacle. 
Perianth single, obovate, 5-toothed Anthers terminating a 
tube, which is inserted into the base of the perianth. — 
Fertile fl. : Involucre of 1 piece, prickly, 2 -beaked, entirely 
inclosing two 1-seeded pistils, without a perianth, p. 261. 
20. Atriplex. Perianth single, herbaceous, of the barren flowers 
5-partite, of some or all the fertile 2-leaved. Style 2. Utricle 
superior, indehiscent, 1-seeded. p. 362. 
Ord. VI. Poi.yandria. 6 stamens or more. 
* Flowers not in catkins. 
f Flowers destitute of spatha and spadix. 
J Stipules none. 
21. Ceratopiiylldm. Flowers axillary. Perianth (an involucre?) 
i Usually placed in Moncccia Hexandria , but the only British species has 4 sta- 
mens, and the other parts of the flower are in a binary (V or In), not ternary ( v ; 
or 3 n), proportion. 
