URDEII lOi). AMARANTHS. 293 



2 Flou.-rs all perfect and alike. . . . (b) 



2 Fluuers of two sorts, monoecious or dioecious (c) 



u Leaves ovate, cordate, peliolate, thick, n S. Am. Mej-ican Vine. BOUS-SINOAUI.'TIA 



b Pericarp rough ami eor.;y. Root fusiform, fleshy. Lvs. large. Beet. BETA. 



b Pericarp smooth, tliiu. Calyx bractless, not appendaged, 5-cleft, enclos- 

 ing the utricle which is lens-shaped and horizontal. Fls. minute, in 

 panicled spikes. u Pigweed, Oak-of-Jerusalem, etc. CHENOPO'DICM. 



b Pericarp smooth, thin. Calyx of 5 distinct sepals, often becoming berry- 

 like in fruit. Fls. glomerate. Strawberry Elite. BLITUM. 

 c Fruit enclosed In a hardened calyx without bracts. Styles 4. Leaves has- 

 tate-lanceolate, to sagittate, petiolate. Fls. axillary. Spinage. SPINA'CIA. 

 o Fruit naked (no calyx) between 2 bracts. Styles 2. Herbs (sometimes 

 shrubby) often mealy or scurfy. Lvs. sometimes opposite, triangular, 

 etc. AT'RIPLEX. 



d Stems jointed, leafless, having the flowers at the joints. Stamens 1 or 2. 



Fleshy, herbs with opposite branches. Seaside. Samphire. SALICOH'NIA. 



d Stems with leaves linear fleshy, and profusely branched. Flowers mi- 

 nute, sessile, clustered. Stamens 5. (i) In salt marshes. Glawivort. CHENOPODI'NA. 



d Stems with terete awl-shaped leaves tipped with a spine. Calyx-wing- 

 ed on the back, wings persistent and purplish in fruit. Saltwort. SAL'SOLA Kali. 



ORDER CVI. AMARANTACEyE. Amaranths. 



Herb* very similar to the Goose foots, but with an imbricated involucre 

 of 3 dry scarious bracts added to the flowers. Style 1. Fruit a 1-seeded 

 utricle, caryopsis or berry. Flowers very small and numerous. 



Analysis of the Genera. 

 3 Anthers 2-ceIled. Ovary with co ovules, utricle 00 - seeded. Cockscomb. CALO'SIA. 



Anthers 2-cellcd. Ovary 1-ovuled. ntricle 1-seeded. Leaves alternate (b) 



Anthers 1 celled. Ovary 1 -ovuled, utricle 1-seeded. Leaves opposite (a) 



* Flowers monoecious or polygamous,, all with a calyx and stamens. AMARAN'TUS. 1 



* Fls. dioecious, the pistillate with neither calyx nor stain. Water Hemp. ACNI'DA. 

 a Sterile stamens 5, the 5 tortile joined into a tube. Heads axillary. South. TELANTHE BA. 

 a Sterile stara. 5, the 5 fertile in a tube. Spikes terminal and axillary. W. FROEI.ICH'IA. 

 a Sterile stamens none. b Flowers paniculate, white. River banks. W. JRESI'NE, 



b Fls. capitate, crimson, &c. Glebe Amaranth. GOMPHRE'NA. 



l> 

 1. AMARANTUS. Amaranth. 



Calyx of 5 or 3 sepals, with 3 bracts at base. Stamens 3-5. Stigmas 

 2 or 3. Fruit a 1-seeded utricle which is regularly circumscissile, or tears 

 open, or does n^t open at all. We find 11 species (see Botanist and Florist, 

 p. 283), among which are the White Pigweed and other weeds of the gar 

 den, and a few showy herbs like the following : 



