92 



COLUTEA— CCNVALLARIA. 



sca'bra, {v-y Au. 2X.) leaves small, ovate, 

 8ub-cordate. somevv^hat hairy ; teeth of the 

 calyx short, subulate ; panicle terminal, sim- 

 ple ; stem hairy, rough. 2-3 f. S. 



ova'lis, (y. Au. 2^.) leaves oblong oval, 

 acute at each end, glabrous ; petioles long ; 

 teeth of the calyx short ; panicle terminal, 

 simpl«, naked ; stem glabrous. S. 



tuberc/sa, (y. S. Zj[.) leaves somewhat 

 rhomboid -oval, acute at each end, glabrous ; 

 teeth of the calyx setaceous, longer than 

 the tube ; panicle compound, leafy ; stem 

 branching, somevs'hat hairy. 3-4 f. S. 



anisa'ta, (y. Au. 2/.) leaves ovate, cor- 

 date, rugose, glabrous ; nerves pubescent 

 beneath ; teeth of the calyx linear, nearly 

 as long as the tube ; panicle leafy, com- 

 pound, pubescent ; flowers tetrandrous ; 

 stem branching, pubescent. S. 



puncta'ta,{y.^. 21) leaves ovate-lanceo- 

 late, acuminate,. acute at the base, pubes- 

 cent and dotted beneath ; panicle compound. 

 2-6 f. 



verticiUn'ta, (M.) leaves verticillate, oval, 

 and acuminate. Var. purpuras"cevs,^o^'- 

 ers purplish ; panicle short. 1 f. S. 

 COLU'TEA. 16—10. (Loguminosm.) 



vesica'ria, (senna-herb, y.. Ju.) leaves pin- 

 nate, leafets ovate; stem herbaceous, decum- 

 bent, villose ; legumes orbicular, inflated. 

 COMMELI'NA. 3—1. {Junci.) [In honor of 



Commelins, a family of Amsterdam, who 



advanced the science of botany in the sev- 

 enteenth century.] 



angustifo'lia, (day-flower, b. Ju. 2/.) as- 

 surgent, weak, somewhat glabrous ; leaves 

 lance-linear, very acute, flat, glabrous ; 

 sheaths sub-ciliate; bracts (or involucre.s) 

 peduncled, solitary, short-cordate. 12 i. 



virgini'ca, (b. Ju. 21.) stiflly erect, all 

 over pubescent; leaves long, lanceolate; 

 sheaths red-bearded at the throat; bracts 

 (or involucres) sub-sessile, lateral, and ter- 

 minal ; calyx petal-liJie, 3-leaved, nearly 

 equal. 2 f. 



cceles"tis, resembles, in most particulars the 

 preceding species ; the leaves are sheathing, 

 broad at the base, rough on the edges. The 

 flower is of a beautiful light blue, concealed 

 by the foliaceous sheath before blossoming. 

 Mexico. Blue commelina of the florists. 



commu'7iis, (b. Au. O.) corolla unequal; 

 leaves ovate, lanceolate, acute ; stem creep- 

 ing, glabrous. .S'. 



COMPTO'NIA. l'J-3. UmentacccB.) [Lord 



Compton.] 



asplenifo'lia, (sweet-fern, g. Ap. '^.) 

 leaves long-linear, alternately crenate-pin- 

 natifid. 18-48 1. 

 CONFER"VA. 21—4. Ulgm.) [From con- 



ferveo, to knit together, so named from its 



supposed use in heahng broken bones.] 



rufa, threads ramose, capillaiy, straight, 

 obsoletely geniculate ; branches and branch- 

 lets opposite, remotish ; length of the joints 

 equaUing the diameter. In the sea. Red- 

 dish yellow, shining, in fascicles ; threads of 

 the tnickness of human hair, 2 inches and 

 longer, flaccid, soft. 

 CO'NIUM. 5—2. (UmbellifercE.) IF ro m konao, 



poisonous.] 



-r/iacvli/fum, (poison hemlock, w. Ju. 21.) 



stem very branching, spotted ; leaves very 

 compound; seed striate. Yax.C7-ispat"ulum, 

 leaves crisped; ultimate divisions acumi- 

 nate, or tenniuated in a bristle. 2-4 f. 

 CONRAD"IA. 13—2. [Nyctagines.) [Named 



after S. W Conrad, Prof. Bot. Un. Phil.] 



fuschsim des [21) glabrous; calyx folia- 

 ceous, divisions exsert, denticulate ; leaves 

 petioled, lanceolate, IjTe-pinnatifid, lobes 

 denticulate outside. 4 f. Resembles ger 

 ardia quercifolia. 

 CONVALLA'RIA. 6—1. {AsparagL) [From 



the Latin convallis, a valley, its usual place 



of growth.] 



1. Corolla deeply 4-parfed, spreading ; sta- 



rnens 4 ; berry '^-celled. 

 (Flowers in a terminal raceme.) 

 bifo'lia, (dwarf solomon .seal, w. J. 21.) 

 stem with two heart-oblong, sub-sessile, 

 glabrous leaves ; raceme simple, terminal ; 

 flowers tetrandi-ous. Var. trtfo'lia, stem 3- 

 leaved. 4-6 1. 



2. Corolla 6-parted, spreading ; filaments 

 divergent, attached to tlie base of the seg- 

 ments. 



(Flowers in a terminal raceme.) 



Stella' ta, (w. M. 11.) stem with alternate, 

 clasping, oval-lanceolate leaves; raceme 

 simple, terminal. 8-18 i. 



tnfo'lia, (w. J. l/.) stem about 3-leaved 

 leaves alternate, ovate-lanceolate, conti-acted 

 at the base ; raceme simple, tei-minal, few 

 flowered. 6-10 i. 



cilia' ta, (\v. 24^.) stem arched; leaves al 

 temate, sessile, ovate, ciliate ; panicle ter- 

 minal, crowded. 



racemo'sa, (spiked Solomon's seal, y--sv 

 M. 11.) stem with alternate leaves; leaves 

 sessile, oblong-oval, acuminate, nei'ved, pu 

 bescent ; flowers in a terminal raceme-pan 

 icle. 18-24 i. 



3. Corolla sub-campanulate, deeply Q-part 

 ed ; style elongated ; berry 2-celled, many- 

 seeded. 



borea'lis, (wild lily of the valley, dragon- 

 ess plant, g. y. J. 11.) sub-caulescent ; leaves 

 oval-obovate, margin ciliate ; scape pubes- 

 cent; umbel few-flowered, sub-corjnnbed, 

 sometimes proliferous ; pedicels naked, 

 nodding. 6-10 i. 



umbella'ta, (w. Ju. 2/.) leaves radical, ob- 

 long-ovate, w^ith the margin anB keel ciliate ; 

 scape pubescent ; umbel terminal ; pedicels 

 bracteate. 8-12. 



4. Corolla Qdeft, cylindric ; filaments in 

 sertcd on the upper part of the tube , 

 berry 2-celled ; cells 2-seeded. 



(Flowers axillary.) 



muUiflo'ra, (giant Solomon's seal, ,w. Ju. 

 11.) stem terete; leaves alternate, clasping, 

 oblong-ovate ; peduncles axillary, some ol 

 them many-flowered. 2-3 f. 



biflo'ra, (g-y. J. 21.) stem terete, smooth; 

 leaves alternate, sessile, elliptic-la aceolate, 

 3 -nerved ; peduncles axillary, solitary, few- 

 flowered. 12-18 i. 



pubes"cens, (w. M. 2£.) stem teretish, fur 

 rowed ; leaves alternate, clasping ovate 

 pubescent beneath ; peduncles axillary 

 about 2-flowered. 19 : 



