312 C. CHENOPODIES. 
Bracts in fruit inflated, hard and corky. 4, OBIONE, 
** Stems not jointed, leafy ; leaves linear or sub- > 
terete, sessile. 
Lobes of the fruit-calyx dorsally winged. 
Flowers ebracteate ; styles 2, elongate-fili- 
form! VPCt baer Pos 8) 0 Ob Oca 
Flowers 2-bracteate ; style 1; stigmas 2 . 11, CAROXYLON: 
Lobes of the fruit-calyx not dorsally winged. 
Flowers axillary, solitary or in small glo- 
merules. 
Styles 2, elongate ; ovary depressed-glo- 
bose; seed horizontal. . .. . . 
Styles 0; stigmas 3-5; ovary cylindri- 
cal, ovate, truncate ; seed vertical. . 10. SumDA. 
Flowers in slender, leafless spikes; styles 
Agim O-Obed ems Mamie ue teks ues 
*** Stems or branches jointed, succulent, leafless ; 
flowers partly concealed under the truncate 
apices of the upper joints. 
Fruit-calyx closed, minutely winged at apex. 8. SALICORNTA. 
Fruit-calyx open, inflated, not winged. . . 9. ARTHROCNEMUM. 
6. ECHINOPSILON. 
7. WALLINIA. 
SusorDer 1. Cyclolobez. Embryo annular. (Gen. 1-9.) 
1. CHENOPODIUM, Linn. 
Flowers bisexual, ebracteate. Calyx 5-fid or 5-parted, the 
segments concave, never appendicled. Stamens 5, rarely 
fewer, in the base of the perianth; anthers ovate. Ovary de- 
pressed-globose; styles 2 (rarely 3), united below, subulate. 
Fruit depressed, enclosed in the subglobose calyx. Seed hori- 
zontal, lenticular ; albumen central, copious ; embryo annular, 
coiled round the albumen.—DC. Prod. xii. pt. 2. p. 61. 
Herbs, many of them weeds of cultivation, of the temperate zones. 
Leaves triangular-rhomboid, entire or toothed, often mealy. Flowers glo- 
meruled, in panicles or spikes.—Several species. 
2. EXOMIS, Mog. 
Flowers either monecious or bisexual. Male flowers and 
the bisexual ebracteate. Calyx 5-parted; segments ovate, 
acute, concave. Stamens 5; anthers ovate—Female 2-brac- 
teate. Calyx 3-4-5-parted, sometimes 0; segments very mi- 
nute, scarcely conspicuous. Styles 2, connate at base. Fruit 
subglobose, partly or quite enclosed in dilated or unchanged 
bracts ; pericarp adhering to the seed, thickish, fleshy. Seed 
vertical, lenticular ; embryo annular, peripheric.—DC. Prod. 
xi. pt. 2. p. 89. 
Shrubby, glaucous plants of salt ground. Leaves alternate, petioled, 
ere, Flowers terminal, in spikes, or axillary and glomerate.—2 species, 
astern. 
