ORDER XCV. AMARANTHACE> AMARANTH-FAM. ORDER XCVH. POLYGONACE^E BUCKWHEAT-TRIBE. 191 



1. S. oleracea. 



Spinage. 



Stem erect, branching; leaves hastate-lanceolate, tapering at base, on long 

 petioles ; flowers greenish ; barren in a terminal panicle ; fertile in dense, sessile, 

 axillary racemes ; fruit sessile, prickly, or unarmed. A common plant in kitchen 

 gardens. Stem 1 2 ft high. June July. 



1. ACNtDA. 



Flowers dioecious. Barren flowers calyx 5-parted ; stamens 

 6. Fertile flowers calyx 3-parted ; stigmas 3 5, sessile, linear, 

 revolute ; ovary 3 5-angled. Utricle 1 -seeded. An. 



\. A. cannabina. Water Hemp. 



Stem erect, branching, furrowed, smooth ; leaves lanceolate, tapering to a 

 long point, attenuate at base, petlolate ; flowers small, greenish, sessile in cl as- 

 ters, forming crowded, axillary and terminal spikes, or panicles ; fruit smooth, 

 with acute angles. A common, homely plant, in salt marshes ; rare in Inland 

 swamps. Stem 28 ft high. Aug. Sep. 



8. ATEIPLEX. 



Flowers polygamous, the barren and fertile mostly on the same 

 plant Staminate and perfect flowers bractless ; calyx 3 5-part- 

 ed ; stamens 3 5 ; style, when present, 2-partcd. Pistillate flow- 

 ers furnished with 2 bracts, but destitute of a calyx ; styles 2, 

 partly united. Utricle depressed, inclosed in the bracts. Leave* 

 alternate. An, 



1. A. hortensis. Garden Orache. 



Stem erect, branching, herbaceous ; leaves triangular, dentate, of the same 

 color on both sides, quite variable In shape ; flowers green. In dense clusters, 

 forming an Interrupted, terminal spike; calyx of the fruit ovate, reticulate, en- 

 tire. Occasionally found In cultivated ground, and sometimes grown as a pot- 

 herb. Stem 23 ft high. July. 



2. A. patula. Spreading Orache. 



Stem procumbent, very branching ; leavea triangular-hastate, or slnuately 

 toothed, acuminate, of a thlcklsh texture; upper ones lanceolate; bracts of the 

 fertile flowers rhombic, acute, studded with tuberculous points on their upper 

 surface ; flowers greenish, In dense clusters, arranged in long, axillary and ter- 

 minal. Interrupted spikes. A common weed In salt marshes. Stem 1 2ft 

 lone. Aug. An. 



ORDER XCV. Amaranthacese. Amaranth- 

 family. 



I. AMABANTHTJS. 



Flowers monoecious or polygamous, sometimes dioecious, with 

 3 bract*. Sepals 3 5, mostly colored, persistent. Stamens 3 

 5. Styles 2 3, sometimes 4, filiform. Utricle indehiscent, cir- 

 cunucusile, 1-seeded. An. 



* Stamtnt 3. 



1. A. albu*. White Cock'scomb. 



Smooth ; stem erect or ascending, mostly branching, angular ; branches 

 spreading or horizontal ; leavea obovate, or oral-spatulate, entire, retuse, with a 

 mncronate point, light green, tapering at base, petlolate ; ramlal leaves much 

 smaller ; flowers greenish, Inconspicuous, In axillary clusters, furnished with 

 numerous lance-subulate bracts, tipped with bristles. A very common weed In 

 cultivated grounds. Stem 1! ft. high. July. 



* Stamtnt 5. 



2. A. hybridus. 



Hybrid Amaranth. 



Pubescent and somewhat rough ; stem erect, furrowed, simple or fparingly 

 branched ; leaves alternate, ovate, or ovate-lanceolate, mucronate, cmarglnate, 

 on long petioles ; flowers minute, green, at length dull red, in dense, crowded, 

 axillary and terminal spikes. The terminal spike Is decompound ; but the others 

 are mostly simple ; bracts subulate, longer than the flowers. A common weed 

 In waste and cultivated grounds. Stem 1 5 ft high. July Oct. 



3. A. hypocbondriacus. .Princess' Feather. 



Nearly or quite smooth ; stem erect, stout, simple or sparingly branched ; 

 leaves ovate, varying to oblong, entire, mucronate, green, spotted or tinged 

 wlUi purple ; flowers minute, .sessile, clustered In erect, compound spikes, deep 

 purplish-red; bract snbnlate. of the same color. Common around gardens, 



and often cultivated. The whole plant Is more or less tinged with purple. 

 Stems 2 3 ft high, with long, plumose clusters. July Sep. An. 



4. A. melancholicus. Love-lies-bleeding. 



Stem erect, simple or sparingly branched ; leaves ovate-lanceolate, colored ; 

 flowers minute, in dense clusters, arranged in axillary, roundish, nodding, pe- 

 dunculate racemes. The whole plant is of a purple color. Stem 12 ft high, 

 July Aug. 



2. GOMPEP.EXA. 



Flowers perfect. Bracts 5, colored ; 3 outer carinate, conver- 

 ging. Sepals 5, hairy. Disk cylindric, 5-toothed. Stamens 5. 

 Stigma 1. Utricle circumscissile, 1-celled. An. 



1. G. globosa. 



Globe Amaranth. 



Stems erect, hairy, with opposite, axillary branches ; leaves opposite, ob- 

 tuse, pubescent; flowers purple, in dense, globose, solitary heads, furnished 

 with 2 leaves at base. A pretty annual, cultivated for its almost imperishable 

 and fadeless heads of flowers. Stem 10' IS' high. July Sep. 



3. CEL6SIA. 



Sepals 3 5, colored. Stamens 5, united at base by a plicate 

 disk. Style 2 3-cleft Utricle circumscissile. An, 



1. C. cristata. CocV s-comb. 



Stem erect, mostly simple ; leaves ovate, acuminate, mostly alternate ; sti- 

 pules falcate, striate ; flowers small, densely crowded, in large, compressed, 

 thin clusters, bright, purplish-red. The crests of flowers vary 2' 8' In breadth. 

 Common in cultivation. The whole plant Is bright-red ; but the large crests are 

 the most ornamental portions. Stem 1 2 ft high. June Sep. 



ORDER XCVI. 



Nyctagindceae. MirdbiHis- 

 family. 



I. MIRXBILIS. 



Calyx funnel-form with 2 bracts at base ; tube contracted, free 

 from the ovary; limb plaited, entire, deciduous. Stamens 5. 

 Style 1. Stigma globose. An. 



1. M. Jalapa. 



Four o'clock. 



Stem erect, dlchotomous, smooth ; leaves opposite, one of each pair smaller, 

 cordate, acuminate, smooth; flowers pedicellate, in axillary aud terminal 

 clusters, largo and fragrant ; root large and tuberous. A common and very 

 showy plant in cultivation. Stem 28 ft high. Flowers usually purple, but 

 varying to white, yellow, red and variegated, opening about 4 p. M., and closing 

 by sunrise. June Sep. 



ORDER XCVII. Polygonacese. JluckwTieat- 

 trtbe. 



1. i:ilf.r\t. 



Calyx colored, of 6 sepals, persistent. Stamens 9. Styles 3. 

 Stigma many-parted, reflexed. Achenia 3-angled ; angles winged. 



15 



Per. 



1. B. Rhapunticum. 



Garden Rhubarb. 



Stem erect, stout, fleshy, hollow; joints sheathed by largo stipules; leaves 

 ovate, cordate, obtuse, smooth ; petioles rounded beneath, channelled above ; 

 flowers very numerous, greenish-white, In fasciculate clusters, arranged In 

 racemes, which form a large, terminal panicle, at first inclosed in a large, white, 

 membranous bract, which at length bursts and releases it A very common 

 plant in gardens, cultivated for Its large, acid petioles, which are used for pies, 

 tarts and sauce*. Stem 3 6 ft high. May. 



2. POL^GONUM. 



Calyx 4 6, mostly 5-parted; segments often petaloid, per- 

 sistent, and inclosing the achenium. Stamens 4 9, mostly 8- 

 Styles 2 3, mostly 3, short, filiform. Achenium mostly triangular. 



* flowers axillary. Stems jointed. Stigmas 8. 



1. P. aviculare. 



Knot-grass. 



Smooth ; stem procumbent, spreading, branching ; branches ascending ; 

 leaves oblong, or oblong-lanceolate, rough on the margin, acute, sessile, mostly 

 pale-green ; stipules short, white, gashed ; flowers nearlv sessile, 28 togetbei 



