270 
67 . I’OLYGONACEyE. 
Probably two species are confounded under this name. See 
Fries Summa. p. 201. — Sea-shore, eommon. A. VII. — IX. 
11. A. laciniata (L.); st. spreading procumbent with spread- 
ing branches, 1. triangular-rhomboidal laciniated mealy beneath, 
spike of male fl. dense naked, fertile fl. a.xillary, periyones of the 
fr. rhomhoidal-O-lobed with the lateral lobes truncate the back 
3-ribbed the 2 lateral ribs often terminating in tubercles, seeds 
rough ojiaque. — E. B. 165. — The fonn of the jierigone is the 
most remarkable character of this plant. — Sea-shore. A. VII. 
—IX. 
7. Halimus Wallr. 
1. H. pedunculatus (Wallr.); st. herbaceous wavy branched, 
1. obovate entire attenuated below, upj)er 1. narrower, perigone of 
fir. on a long stalk inversely wedgeshaped with 2 large lateral and 
one small intermerhate lobe. — E. B. 232. Koch in St. 80. 5. Atri- 
plex Sm. — Muddy salt marshes near the east and south coasts, 
very rare. A. VlII. IX. 
2. H. portulacoides (Wallr.); st. woody, 1. obovate-lanceolate 
entire attenuated below, perigone of the fr. inversely triangular 
rounded below and shortly stalked with 3 equal lobes above and 
muricated on the lower part of the back. — E. B. 261. Koch in St. 
80. 4. Atriplex Sm. — Common on the sea-shore. P. VUI. — X. 
Sea Purslane. 
Order LXVII. POLYGONACE^. 
Perianth 3-, 5-, or 6-parted, imbricate. Stam. definite from 
the base of the perianth. Ovary 1, free, with 1 erect ovule. 
Styles and stigmas several. Fr. not bursting, a nut, naked or 
covered by the enlarged perianth. Embiyo inverted, usually on 
one side of farinaceous albumen ; radicle remote from the hilum. 
— Stipules usually cohering in the shape of ochreae. 
1. Rumex. Perianth 6-parted: the interior segments (pet.) 
large, connivent. Stam. 6, disj)osed in pairs. Styles 3. 
Nut 1 -seeded, triquetrous, covered by the enlarged inner seg- 
ments of the perianth, embryo lateral. — G. F. G. Monochl. 54. 
2. OxYRiA. Perianth A-parted: 2 interior segments larger. 
Stam. 6. Stigmas 2. Nut 1 -seeded, compressed uith a 
membranous w'ing, larger than the persistent segments of 
the perianth, embryo central. — G. F. G. Monochl. 55. 
3. Polygonum. Perianth 5-parted. Stam. 5 — 8. Styles 
2 — 3. Nut 1-seeded, trigonous or compressed; embryo 
lateral, incurved ; cotyledons not contorted. — G. F. G. Mo- 
nochl. 52. 
