C APll ARIA— CARE X. 



85 



leaves petioled, digitate ; leafets lanceolate, 

 Ben-ate, pilose ; staminate flowers solitary, 

 axillary ; pistillate ones spiked. 4-10 f. Ex. 



CAPRA'RIA. 13—2 (Vitices.) [From capr a, 

 a goat.] 



piisiVla, (w. 0.) hairy, leaves opposite, 

 cordate, repand-tootlied, petioled; pedun- 

 ^ cles tixillary, longer than the petioles. S. 



CAr"SICUM. 5—1. {SolanecB.) [Yromkapto, 



to bite, on account of its effect upon the 



tongue.] 



an"nuxirx, (guinea pepper, red pepper, 

 cayenne pepper, y-g. w, Au. 0.) stem 

 herbaceous; peduncles solitary. From 

 South America. 10-18 i, 



hacca'tum, (bird pepper, 'P) .) stem smooth ; 

 peduncles in pairs. Florida. 



CARDAM"INE. 14—2. {CrucifercB.) [From 

 kardia, the heart, because it acts as a cor- 

 dial.] 



penn!^ylvan"ica, (American water-cress, 

 w. M. 2|.) glabrous, branching ; leaves pin- 

 nate, hairy ; leafets roundish-oblong, obtuse, 

 tooth angled ; silique narrow, erect. 



prntcn"sis, (field water-cress, r-p. M. 2/.) 

 simple, glabrous, erect ; leaves pinnate ; 

 radical leafets roundish, toothed ; cauline 

 ones lanceolate, sub-entire ; racemes sub- 

 corymbed. 



CARDIOSPER"iVIUM. 8—3. (Sapindi.) 



halica'bum, (Au. Q.) glabrous; leafets 

 incised and lobed ; the terminal one rhom- 

 boidal. Balloon vine. East Indies. 5 f. 

 Flowers white and green. 



CAR"DU'US 17—1. (CinarocephalcB.) [From 



keiro, to tear.] 



peclinn'tus, (p. $ .) unarmed ; leaves de- 

 current, lanceolate, pectinately pinnatifid ; 

 peduncles almost leafless, terminal, very 

 long, about 1 -flowered; flowers nodding, 

 often discharging the pollen ; scales of the 

 calyx linear, spreading. 



CA'REX. 19—3. (Ct/peroidecB.) [From Latin 

 carere, to want, the upper spikes of these 

 plants being constantly without seeds, con- 

 sisting only of staminate flowers.] 



A. hijlorescence dicecious. 



steriVis, (barren sedge, M. II) spikes 

 dioecious ; sterile 3-5 ; fertile about 6 ; 

 (sometimes androgynous ;) fruit ovate, com- 

 pressed, triquetrous ; margin ciliate-serrate ; 

 apex recurved and bicuspidate. 8-12 i. 

 Wet. 



B. Inflorescence monecious. 



t Spikes androgynous. 



* Spike solitary. 



a. Stamens at the summit of the spzkelcts. 



frasefri, (Ap. 2^.) spike simple, ovate ; 

 £-uit ovate-sub-globose, entire at the point, 

 longer than the oblong glume ; leaves lan- 

 ceolate, undulate, crenulate; scape .sheathed 

 at the base. 1 f This species has broadei 

 leaves than the co7umon sedges, and pro 

 duces fine flowers resembling small lilies. 



polytrichoidex, (M. If.) spike simple 

 fruit oblong-lanceolate, compressed, triquc 

 trous, obtuse, emarginate ; glumes oblong 

 obtu.se, mucronate. 10 i. Wot. 



** Spikes distinct [not aggregated into 

 head). 

 a. Stamens at the summit. 

 1. With 2 stigmas. 



retroJlex"ai»{M. If.) spikes about 4, sub- 

 approximate, ovate, the lowest one with a 

 short bract ; fruit ovate lanceolate, biden- 

 tate, scabrous on the margin, spreading and 

 refiexed, as long as the ovate-acute gloma 

 1 f. Woods, meadows. 



ro'sca, (M. If.) spikes 4-6, remote, about 

 9-flowered, the lowest one with a setaceous 

 bract overtopping the culm ; fruit ovate, 

 acuminate, diverging and radiate, scabrous 

 on the distinct margin, twice as long as the 

 ovatc-nl?tiise glume. 12 i. Moist. 



sfipa'ta, (M. li.) spike compound, oblong; 

 spikes numerous (10-15), oblong, aggrega- 

 ted, bracteate ; bracts a little longer than 

 the spikelets ; fruit lanceolate, subterete, and 

 smooth below, spreading, bidentate at the 

 point, which is scabrous, tNvice as long as 

 the glume. 1-3 f. Wet meadows. 



2. With 3 stigmas. 

 pedunci(la'ta,.{Ap. 2X-) spikes about 4, ott 

 long peduncles, veiy remote ; fruit obovate, 

 triquetrous, obtuse, smooth, entire at the or- 

 ifice ; glumes ovate,- mucronate (purple and 

 green). 6 i. Rocky Hills. 



b. Pistillate at the summit. 

 1. With 2 stigmas. 



scopa'ria (M. 11.) spikelets mostly 5 

 ovate, sessfle, approximate, aggregate, low- 

 est one bracteate; fruit ovate-lanceolate, 

 margined, nerved, smooth, bi-cuspidate, 

 longer than the lanceolate acuminate glume. 

 1-2 f. Swamps. 



scirpoi'des,(M.. 74.-) spikes 4, ovate, obtuse, 

 approximate, uppermost one clavate ; fruit 

 ovate, bidentate, plano-convex, erect and a 

 little spreading, but not refiexed, sub-cor- 

 date, seiTulate, longer than the ovate obtuse 

 glume. 



2. With 3 stigmas. 



atra'ta, (J. 2-f.) androgynous spikes 3, 

 pedunculate, crovvded, sub-pendulous in 

 fruit, (black) ; fruit roundish-ovate, with a 

 short beak, bidentate. 6 i. 



c. Summits of the highest and lowest spike 

 lets staminate, the middle spikes wholly 

 staminate. 



l.With 2 stigmas. 



sicca' ta, (J. 11. ) terminal spikes obtuse, 

 lower ones mostly in fours, ovate, some- 

 what acute ; fruit ovate-lanceolate, acumi- 

 nate, compressed, scabrous on the margin, 

 bifid, nerved, nearly equal to the ovate-lan- 

 ceolate scale. 12-18 i. Sandy plains. 



tt. Terminal spikes amlrogynous ; the rest 

 pistillate ; stigmas 3. 

 vires"cens, (green sedge, M. li-) spikes 3, 

 oblong, erect; upper One pedunculate, ste- 

 rile below, the rest fertile, sub-.sessile, and 

 bracteate ; fruit ovate, obtuse, co.state, pu 

 besccnt. 18 24 i. Dry woods. Var. cos 

 ta'ta, has its fruit strongly ribbed, and its 

 outer sheaths purplish-brown ; leaves luoj e 

 numerous and larger. 



