no 



HELIOPSIS— IIESPERTS. 



an"nuus, (common sun-flower, y. and w. 

 Ju. 2^.) leaves allcordate, 3 nerved ; ped- 

 uncles thickenings upward ; flowers nod- 

 ding. 6 10 f. Naturalized. 



'pulcs"cens, (y. Au. Z/.) hoarj'-pubescent ; 

 stem villose ; leaves se.='5ile, heart-ovate, 

 clasping, 3-nerved, crenulate, very soft; 

 scales of the involucre lanceolate, villose. 

 2-3 f. ■ S. 



longifo'lins, (y. S. 2^.) very glabrous; 

 stem panicled ; branches few-flowered at 

 the summit ; leaves sub sessile, very long- 

 lanceolate, 3-nerved, very entire ; lower 

 ones sen-ate ; scales of the involucre ovate, 

 acute ; outer ones linear, divaricate. 4-7 f. 

 S. 



toment&sris, (y. S. li) stem rough ; leaves 

 lance-ovate, tapering to the summit, acute, 

 serrulate, scabrous above, tomentose be- 

 neath, generally alternate ; scales of the 

 involucre leafy, squarrose-lanceolate ; chaff 

 3-cleft. 4-6 f S. 



HELIOP"SIS. 17—2. iCorymhiferm.) [From 

 elios, the sun, opsis, appearing like.] 

 /<s'i'?s, (ox-eye, Ju. Z/.) stem glabrous; 

 leaves oppo.'^ite, ovate, serrate, 3-nerved, 

 smooth. 3-5 f. 



sca'bra, (W.) leaves shortly petioled, 

 ovate, 3-nerved, deeply serrate, apex very 

 entire, both sides scabrous ; involucre pu- 

 bescent. 



HELIOTRO'PIUM. 5—1. (Boraginm.) [From 

 elios, tlie sun, trope, turning ; a name given 

 by Dioscorides, because, as he says, the 

 flower turns with the sun.] 

 in"dicum, (turnsole, b. Ju. @.) leaves 

 heart-ovate, acute, roughi.sh; spikes soli- 

 tary; fruit bifid. 8-12 i. S. 



airassavi'cum, (y. w. J. %) leaves lance- 

 narrow-lanceolate, succulent, glabrous, 

 without veins; spikes conjugate. 6-12 i. S. 

 eiL-rope'um, (w. @.) leaves ovate, very 

 entire, tomentose, rugose spikes conjugate. 

 Inodorous. <S. 



HELLEBO'RUS. 12-12. {Kanunculacece.) 



[From ellein, destructive of life, hora, food, 



from its poisonous qualities.] 

 foe'tidus, (hellebore,) stem many-flowered, 

 leafy ; leaves pedate, remotely seiTate, co- 

 riaceous ; corolla somewhat converging. 

 HELO'NIAS. 6-3. (Junci.) 

 _ angustifo'Iia, (J. 2^.) scape leafy; leaves 

 linear, subulate ; raceme simple, terminal ; 

 capsules oblong, covering at the summit ; 

 seeds linear. 2 f 



latif(/lia,{ph. M. 2^,) scales leafless; spike 

 ovate, crowded ; bracts linear-lanceolate ; 

 leaves lanceolate, mucronate, nerved. 



dice'cia, scape leafy; leaves lanceolate, 

 broader near the root; racemes dicecioui?, 

 spiked ; pedicels veiy short, without bracts ; 

 segments of the periantli linear ; stamens 

 exserted ; flowers white, in a terminal, 

 spiked raceme. Unicom plant.* Blazing 

 star. 2 f. 



du'bia, leaves very long and narrow, 

 grass-like; scape naked; spike slender; 

 flowers small, sessile. 2-3 f. 'S. 



HEMER0CaL"L1S. 0—1. (Asphodeli.) [From 

 emera, day, and kallos, beyiity, beauty of tiie 1 

 day.] I 



fia'va, (yellow day-lily, y. Jn. 2/.) kaves 

 broad-linear, keeled ; ]3etals ilat, acute ; 

 nerves of the petals undivided. Ex. 



y«/"t-a, leaves veiylong, linear, carinate , 

 three inner petals obtuse, undulate ; nerves 

 of the outer petals branching ; flowers large, 

 fulvous ; scape 3-4 f. Introduced. Tawny 

 day-lily. 



japon"ica, (w. Au.) leaves cordate, acu- 

 minate ; corol funnel-shaped. Japan. 



HEMIAN"THUS. 2-1. (Scrophularim.) 



'micran"tlia, (w. Au. ^.) leaves oppo- 

 site, crowded, sessile, obscurely 3-ner\^ed, 

 glabrous ; succulent stem creeping, dichoto- 

 mous ; flowers axillary, solitary, minute. 

 Banks of rivers. 



HEPAT"IC^ .2—12. (RanunculacecE.) [From 



epar, the hvbc ; probably from the belief that 



it was of use in complaints of this organ.] 



aciitil" oha, or triloba, (heart liverleaf, w. 



and p. Ap. 2^.) leaves cordate, 3-5 lobed ; 



lobes entire, acute ; leaves of the calyx 



acute. Grows in woods, preferring the 



north side of hills and mountains. 5 i. 



america'na. (kidney liverleaf, w. and p. 

 Ap. -2^.) leaves heartreniform, 3-lobed ; 

 lobes entire, round-obtuse ; leaves of the 

 calyx obtuse. Grows chiefly in woods, 

 prefemng the south side of bills and moun- 

 tains. 5 i. 



HERACLEUM. 5—2. (UmbellifercE.) [Named 

 either from Hercules, or the city of Heraclea, 

 near which it grew.] 



lana'tum, (cow-parsnip, \v. Ju. 2^.) leaves 

 temate, petioled, tomentose beneath ; leafetg 

 round-cordate, lobed; partial involucres. 5-6 

 leaved; fruit orbicular. One of our largest 

 umbelliferous plants, with a white, woolly 

 aspect. Flo\vers white, in very large, ter- 

 minal umbels. Poisonous. 



spondyh'nm, leaves pinnate ; leafets 5, 

 oblong, S. 



HERPES"TIS. 13—2. (Scrophularice.) [From 



0730, creeping.] 



cnneifo'lia, (b. Au. 24 •) very smooth; 

 leaves opposite, cuneate-obovate ; pedun- 

 cles as long as the leaves ; corolla 5-cleft 

 stem creeping. 



rotundifo'lia, (b. Au.) finely pubescent ; 

 leaves oval, roundish, many-nerved ; ped- 

 uncles opposite, as long as the leaves ; co- 

 rolla 4-cleft. S. 



amplexicau'lis, (Au.) stem woolly ; leaves 

 cordate, clasping, entire, obtuse ; peduncles 

 shorter than the leaves ; corolla 4-cleft. S. 



IIES'TERIS. 14—2. (Crucifercp..) [From 



esperos, evening.] 



pinnatiji'da, (p. J. $ .) lower leaves ly- 

 rate, pinnatifid ; upper ones lanceolate, un- 

 equally sen-ate ; borders of the petals obo- 

 vate, entu-e ; pedicel becomes longer than 

 the calyx ; stem smooth. 1 f. 



vintrona'lis, (dame's violet, sweet rocket, 

 p-w.) pedicels of the length of the calyx ; 

 petals obovate ; leaves ovate- lanceolate, 

 toothed. Ex. 



pyqmce'a, (p. %.) leaves lauce-lineai", at- 

 tenuate at the base, entire, or dentate ; pu- 

 bescence 2-parted, appressed ; sLliques nu- 

 merous, erect, compi-essed, pubescent ; stem 

 evect, simple. 



