356 
66. POLYGONACE^. 
6. A. glahrim' ctda (Edmondst. em. Moss & Wilmott) ; st. 
spreading procumbent or ascending with spreading branches, 
I. mealy ovate-triangular- somewhat 3-lobed unequally sinuate- 
dentate, upper 1. lanceolate dentate and often 3-lobed at the 
h&se,/r.-pena7ith rhomboidal acute toothed tubercledon the back, 
chisters axillary and terminal few-flowered, seeds minutely 
tubercular. — A. rosea Bab., E. B. S. 2880, not L. — A very 
variable plant. Sometimes bright red, at others [var. virescenf] 
.[uite green and much more fleshy. Fr.-perianth large, typically 
forming a diagonal square a little rounded at the lateral angles. 
— Sea-shore, common. A. VII.— IX. E. S. I. 
** Stem buff-coloured, nearly without stripes. Perianth of fr. 
hard and thick. 
7. A. arendria (Woods) ; st. spreading procumbent with 
spreading branches, I. triangidar-rhomhoidal sinuate mealy 
beneath, spihe of male fl. dense naked, fertile fl. axillary, /?•.- 
perianths rhomboidal Zdobed with the lateral lobes truncate the 
back 3-ribbed the two lateral ribs often terminating in tubercles, 
seeds rough opaque. — A./arinosa (Dum. not Forsk.). B. B. 
165. — Plant hoary throughout. Fr.-perianths large, very 
broad. — Sandy shores. A. VII. — IX. E. S. I. 
7. Obi'one Gaert. Sea-Purslane. 
1. 0. pedunculdta (Moq.) ; st. herbaceous wavy branched, 1. 
obovate entire attenuate below, upper 1. nuTTOweT, fr.-perianth 
long-stalJced wedgeshaped 2-lobed with a small intermediate 
tooth. — E. B. 232. Atriplex Sm. — Muddy salt marshes near 
the East and South coasts ; very rare. A. VIII. IX. E. 
2. 0. portulacdides (Moq.) ; st. woody, 1. obovate-lanceolate 
entire attenuate below,/r.-^)er«aw<A inversely triangular rounded 
below subsessile with 3 equal lobes above and muricate on the 
back. — E. B. 261. Atriplex Sm. — Common on the sea-shore. 
P. VIII.— X. E. S. I. 
Order LXVI. POLYGONACE^. 
Perianth 3 — 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. Embryo inverted, usually on one 
side of farinaceous albumen ; radicle remote from the hile. — 
Stipules usually cohering in the shape of ocrese. 
