284 ORDER 106. CHENOPODIACE^E. 



cordate-hastate, with acute lobes ; onter sepal keeled and winged on the back ; fruit 

 smooth, black. Thickets. 3 12f. . A native form, 

 ft. canden* 9 has the raceme panicled and the sepals with very broad wings. 



21 1. sagiUatuni L. Scratch-grass. Climbing, 3 5f, rough backwards; leaves 

 lance-sagittate ; flowers in small heads, whitish ; stamens 8 ; style 3. Wet. 



22 I*. arifoHum L. Rough with reversed prickles, 3 5f ; leaves hastate, apex and 

 lobes pointed ; flowers racemed ; stamens 6 ; styles 2. Wet. 



9. FAGOPYRUM, Tourn. BUCKWHEAT. Calyx colored, equally 5- 

 parted, persistent, unchanged. Stamens 8, alternate with 8 honey-glands. 

 Styles 3, with capitate stigmas. Ach. 3-angled, much exceeding the calyx. 

 (D Leaves cordate-hastate. Flowers rose-white, in panicled racemes. 



1 F. esculeiitum Mcench. Smoothish ; leaves with obtuse lobes ; flowers showy, 



numerous, sought by bees : achenia ovoid-triangular, wingless, black. Fields. 2 4f. 



2 F" TARTARICUM. India Wheat. Glabrous ; leaves broader than long, lobes acutish ; 



racemes axillary and terminal, scarcely panicled ; achenia lance-triangular, angles 

 innate-dentate, rather obtuse ; calyx minute. Tartary. Cultivated. 



ORDER CV. PHYTOLACCACE^E. POKEWORTS 



Herbs with alternate, entire leaves and perfect, 5-parted flowers. Calyx 

 free. Stamens 5 30, alternate with the sepals when of the same number. 

 Ovary of 1 to several carpels, each 1-ovuled. Styles and stigmas as many 

 as carpels Fruit baccate or acheniate. Seeds erect, with the embryo 

 coiled around the albumen. 



Styles and carpels 5 12. Fruit baccate. Leaves exstipulate PHTTOLACCA. 1 



Stylft and carpel 1. Leaves with stipules. , Berry globtfiar, smooth RIVINA. 2 



a Achenium \vith2-lmoV3. PETIVERIA. 3 



1. FHYTOLACCA, Tourn. POKE. GARGET-WEED. Calyx 5-parted. 

 Stamens 5 25. Styles 5 12. Berry depressed-globular, with as many 

 seeds as styles. Herbaceous. Racemes terminal, soon opposite the leaves. 

 P. decandra L. Stem stout, purplish, tall ; leaves ovate ; flowers with 10 stamens 



and 10 styles ; berries black, full of crimson juice. Hedges. 5 8f. Jnly + . 



2. RIVINA, Plum, Calyx 4-parted, 3-bracted. Sta. 4 or 8. Berry at 

 last dry, 1-seeded, embryo a vertical ring. Shrubby, with racemes termi- 

 nal, soon lateral. 



R. laevis L. Branching, smooth, 6 8f; Ivs. ovate; fls. rose-white, in long racemes; 

 stamens 4. Fla., and W. Herbage bright-green. 



3. PETIVERIA ALLIACEA L. Half-shrubby, 2 3f, with obovate-ob- 

 tuse leaves and spicate flowers. Grows in S. Car. (Michanx), and S. to the tropics. 



ORDER CVI. CHENOPODIACE^E. CHENOPODS OR GOOSE-FOOTS. 



Herbs chiefly weed-like and homely, more or less fleshy, with alternate, 

 exstipulate leaves. Bracts not scarious. Flowers greenish, regular. Calyx 

 imbricated in bud. Stamens as many as, and opposite to the calyx lobes, or 

 fewer. Chary 2-styled, 1-celled, becoming a t -seeded, thin utricle or cary- 

 cpais. Embryo coiled or spiral. 



