G16 ORDER 106. AM AR ANT AGILE. 



10. CHENOPODrNA, Moq. GLASSWORT. Flowers ? , bracteoiate ; 

 calyx urceolate, 5-parted, fleshy, in fruit subbaccate ; stamens 5 ; stigmas 

 2 or 3, sessile ; utricle 'depressed, inclosed in the calyx ; seed lenticular, 

 horizontal ; albumen 0, or scanty and divided into two portions above 

 and below the flat spiral embryo. Smooth, maritime plants, with alter- 

 nate, sessile, fleshy Ivs. and axillary fls. (Cftenopodium, L.) 



C. maritima Moq. Branches diffuse, prostrate or erect; Ivs. long, linear, semi- 

 terete, upper shorter; fls. in sessile axillary glomerules, 2 or 3 together; fruit cal. 

 inflated; seed shining. (J) Salt marshes, Can. to Fla. Sts. 1 to 2f long or high, 

 becoming woody at base, southward. Lvs. 6 to 15' long, 1" thick, acute. Fls. 

 very small, green, with roundish calyx lobes. Utricle thin, semitransparent, con- 

 taining a black, shining seed. Aug. (C. maritima L. also Salsola linearis E1L) 



11. SAL'SOL A, Gaert. SALTWORT. (Lat. sal, salt ; the plants con- 

 tain much alkaline salt.) Flowers , with 2 bractlets ; sepals 5, at 

 length winged horizontally on the back, forming a broad, scarious bor- 

 der ; stamens 5 ; styles 2, united at base ; utricle depressed, inclosed in 

 the base of the stellatcly 5-wingcd calyx; seed horizontal, globous ; 

 embryo spiral (cochleate) with no albumen. Maritime, fleshy plants 

 with terete Ivs. and axillary, sessile fls. 



f5. Kali L. Herbaceous, decumbent ; Ivs. alternate, subulate, channeled, spinous, 

 smooth; fls. solitary; fruit-calyx wings larger than the sepals, orbicular, spread- 

 ing. A rigid, prickly and very branching plant, of the sea-shore, Can. to Ga. 

 St. 1 to 2f high, diffuse. Lvs. about an inch long, sessile, ending with a spine. 

 Fls. green, succulent, sessile, bracteate, the wings in fruit pale roseate, H" long. 

 Seed with a thin testa and a green embryo coiled like a little snail shell. 

 /3. CAROLINIANA. Suberect, glabrous, often purplish; Ivs. dilated at base; 

 fruit-calyx wings rose-purple. Southward. (S. Caroliniana Walt.) 



ORDER CVI. AMARANTACE^E. AMARANTHS. 



Herbs weed-like with opposite" or alternate leaves, and a bracteate, spiked or 

 capitate inflorescence. Flowers generally with an imbricated involucre of 3 dry, 

 scarious bracts. Sepals 3 to 5 (rarely but 1), persistent and often colored, unchanged 

 ia fruit. Stamens 3 to 5 fertile, hypogynous. Ovary compressed, 1 -celled, 1 to oo- 

 ovuled. Style 1. Fruit a utricle, caryopsis or berry. Seed vertrical, albuminous 

 Embryo annular. 



Illustrated in fisrs. 1SS, 406. 



Genera 46, species 4SO, most abundant within the tropics. Their properties are not important. 

 A few are cultivated for their richly-colored imperishable flowers ; others are mere weeds. 



TRIBES AND GENERA. 



1. CELOSIE^E. Anthers 2-celled. Ovary many-ovuled. (Cultivated) ............ CELOSIA. i 



II. ACIIYKANTHEvE. Anthers 2-celled. Ovary one-ovuled. Leaves alternate. (*) 



* Flowers mono3cious or polygamous. Utricle circumscissile ............... AMARANTHS. 2 



Utricle indehiscent .................... EUXOLUS. !i 



* Flowers dioecious. Utricle indehiscent and valvelcss .............. . ........... ACNIDA. 4 



Utricle dehiscent, circumscissile ........................ MONTELIA.. 5 



III. GOMPHRENF^E. Anthers one-celled. Ovary one-ovuled. Leaves opposite, (a) 



a Sterile stamens none. (Flowers white, paniculate) ........................... IUESINE. 6 



a Sterile stamens none. (Flowers crimson, &c. Capitate. Cultivated) ..... GOMI>IIRKNA. 7 



a Sterile stamuns 5, the 5 fertile in a tube. Heads axillary ................. TELANTIIEBA. 9 



Spikes terminal and axillary..... FKOSLTCIIIA. 9 



1. CELCTSIA, L. COCKSCOMB. (Gr. /a/Aeof, shining; characteristic of 

 the brilliant colors of some species.) Flowers perfect, 3-bracted ; calyx 

 of 5, erect-spreading sepals; stamens 5 ; anthers 2-celled; stigmas 2, 



