120 



LEUCAS— LIGUSTRUM. 



of the stem ; loments hairj', shorter than 



the villous calyx. 2-3 f. S. 



LEU'CAS. 13—1. (Labiata.) [From leukos, 



white.] 



martinienf'sis, leaves entire ; whorls ma- 

 ny-flow^ered, capitate. Native of India. 

 LEWIS"IA.. 12—1. (PoTtulaccecE.) [In honor 



of Gen. Lewis, the leader of tlie first expe- 

 dition to the Rocky Mountains.] 



redivi'va, (w. Ju. 2^.) leaves radical, lin- 

 ear, somewnat fleshy, obtusish ; fcape 1- 

 2-flowered ; pedicel geniculate at the base ; 

 capsule oblong. *S. 

 LTA'TRIS. 17—1. {Corymbifcrcc.) 



spica'ta, (^ay feather, Aug. 2X-) leaves 

 linear, entire, smooth, cordate at the base, 

 nerved and punctate ; flowers in spikes ; 

 scales of the calyx linear-oblong, obtuse. 

 Meadows. Flowers purple. 3-6 f. 



pilo'sa, stem simple, pubescent ; leaves 

 long, linear, hairy, ciliate ; flowers in loose 

 racemes, bright purple, small. 



ele'gans, (p. r. Oct. IX-) stem simple, vil- 

 lose ; leaves lance-linear, sub-scabrous be- 

 neath ; raceme cylindrical ; flowers crowd- 

 ed ; inner scales of the calyx colored. S. 



scario'sa, (blue blazing-star,) leaves ta- 

 pering to both ends; calyx squarrose below, 

 racemed; scales spatulate, with colored 

 membranaceous margins. 3 f. 



squarro'sa, (r. S. l^..) stem simple, pubes- 

 cent ; .leaves linear, very long ; raceme 

 few-flowered, leafy ; calyx large ; scales 

 leafy, lanceolate, mucronate, rigid and 

 spreading ; segments of the florets linear, 

 villous internally. 2-3 f 



cylin"drica, (p. Au. 2/.) slender, hirsute ; 

 leaves grass-like ; spike fe%v-flowered ; in- 

 volucre sub-sessile, cylindric, few-flow^ered ; 

 scales round at the summit, abruptly mu- 

 cronate. 1-2 f 



pycnos"ta'chya, (S. Il) stem simple, 

 hairy ; leaves straight, nan-ow-linear, pubes- 

 cent; spike long; flowers clustered, ses- 

 sile; involucrum appressed, squarrose at 

 the summit. iS. 



as"pera, (S. li) stem somewhat branch- 

 ing, scabrous-pubescent ; leaves linear-lan- 

 ceolate, very rough ; heads short, spiked, 

 distinctly alternate, solitary, sessile ; scales 

 of the involucrum roundi.sh, obtuse-couni- 

 vent. iS. 



graminifo'ha, (p. S. 11.) stem simple, 

 glabious; leaves linear, very long, glab- 

 rous, nerved, margin somewhat 'scabrous, 

 midrib hairy above ; flowers in spikes, ra- 

 ther distant, nearly sessile ; scales of the 

 involucrum oblong, obtuse, mucronate, cili- 

 ate. appressed, the interior colored. 2-4 f. 

 S. 



hetrophyl'la, (S. 2^.) stem simple, glab- 

 rous; leaves lanceolate, glabrous, smooth; 

 upper ones lance-linear, much smaller ; 

 heads spiked, short peduncled, sub-squar- 

 rose ; scales of the involucrum lanceolate, 

 acute, naked. (S. 



temtifo'lia. (p. S.) stem slender, glabrous; 

 lower leaves crowded, linear, a little hairy 

 at base, upper ones setaceous ; racemes 

 very long; pedicels leafy; scales of the 

 involucrum oblong, mucronate. 2-4 f S. 



resino'sa, (p.) glabrous ; leaves linear, 

 crowded ; heads spiked, oblong, 4-5 flow 

 ered ; scales of the involucrum ojjtuse, ap- 

 pressed, resinous, finally hoary. 



secuu"da, (p. S. 2X.) stem reclining, pubes- 

 cent ; leaves linear, glabrous, sparingly 

 fringed at the base; racemes secund; 

 scales of the involucrum lanceolate, acute, 

 appressed. 2-3 f. S. 



sphcEvoi'dea, (p. S. Z^.) leaves smooth, 

 lower ones broad, lanceolate, upper ones 

 narrow; flowers racemed, large, solitary, 

 alternate ; involucrum nearly globular ; the 

 scales oval, erect. 2-4 f. S. 



Flowers in corymbs ; roots fibrous. 



paucijlo'ra, (l/-) stem simple, glabrous,, 

 leaves linear ; panicle virgate, leafy, with 

 the branches short ; few-flowered ; involu- 

 crum se.ssile, secund, 3-5-flowered ; scales 

 erect, lanceolate, acute, glabrous. 



panicula'ta, (p.S. 2X-) stem simple, hairy- 

 viscid ; leaves lanceolate, nerved, nearly 

 glabrous ; panicle contracted ; involucrum 

 generally 5-flowered ; scales lanceolate. 

 1-2 f. 



odoratis" sima, (p. S. 2^.) very glabrous; 

 stem simple ; leaves ovate and lanceolate, 

 nerved, toothed, shghtly glaucous ; paniclo 

 corymbose ; involucrum 7-8-flowered ; scales 

 obovate, obtuse. 3-4 f. 



iomento'sa, (p. S. 24^.) stem simple, with 

 the cuneate-lanceolate leaves hairy ; cor- 

 ymb few-flo-wered, depressed-divaricate ; 

 involucrum tomentose ; scales ovate, acute. 

 2 f. 



waV'teri, (p. S. 2^.) leaves lanceolate, 

 aoute, glabrous, dotted, attenuate at base 

 stem simple, hairy near the summit ; in- 

 volucrum many -flowered ; scales acute ; 

 tomentose. 2 f. 



frutico'sa, (p. '^.) glabrous; stem fru 

 ticose ; branches corymbed ; leaves w^edge 

 obovate, punctate ; involucrum sub-5-flow 

 ered ; divisions acuminate. Florida. 



squamo'sa, {IX.) pulverulent-canescent, 

 corymbose ; little corymbs 3-5-flowered , 

 radical leaves Hnear, long ; cauline ones 

 appressed, very short ; involucrum sub- 

 hemispheric ; scales acute. S. 



LIGUS"TICUiVI. 5—2. (Umbellifera.) [From 

 Liguria in Italy, its native country.] 

 sco'tkmm, (Scottish loveage, w. Ju. 2^.) 

 lower leaves bi-ternate, upper ones ternate ; 

 leafets broad, smooth, serrate, entire at ihe 

 base, dark green ;flo\ver8 ■white with a red- 

 di.sh tinge ; stem erect, smooth, striate, 12 

 inches high ; umbels many-rayed ; petals 

 inflexed. The root is acrid, and i.«) used by 

 the people of the Hebrides as a sab.stitute 

 for tobacco. Very abundant on the sea- 

 coast in Scotland ; found in salt marshes in 

 this country. 



IcvisWcum, (smcUage,) leaves many, up- 

 per ones toothed. Medicinal. Ex. 



LIGUS"TRUM. 2—1. (Jasminece.) 



vulgafrc, (prim, w. J. I?.) leaves lanceo 

 late, acuti.sh ; panicle compact. lutrodu 

 ced. Sometimes called privet ; very com 

 mon in England. 



