3 83 HEM HEM 
is called a native of the Levant. Does not this uncertainty cradle form ; and arches or Creeps of vaults, conftittrf- 
favour the idea of its being rather a variety than a dif- ing a perfeCt femicircle. The ancients had a fort of 
tinft fpecies ? ■; In Japan it varies with a tlouble flower, fun-dial,' called 'hemicyclium ;_which was a concave femi- 
and with variegated leaves. Tn China and Cochin-china circle, the tipper end or cufp whereof looked to the 
the inhabitants boil the flowers, both freflt and dry, north. 11 had a ftyle'or gnoVnon bluing from the middle 
commonly with their, meat. ' of the hemicycle ; whereof that point cprrefponding to 
3. Hemerocallis lancifolia, or lance-leaved day lily : the centre of,'the hemicycle reprefented the centre of 
Native of Japan, and frequently kept in gardens and the earth ; and its thadow projected on the concavity 
1 topics there, for its elegance ; flowering in autumn' and 0/ the hemicycle, which reprefented the fpace between 
September. one tropic and another, the fun’s declination, the day 
4. Hemerocallis Japonica, or! Japan day-lily : leaves of the month, liour of the day, &c. 
ovate, waved, many-nerved. Native of Japan. HEMIDR.ACH'MON, f. [from hemi and drac/mon .] 
5. Hemerocallis cordata, or cordated day-lily : leaves The half-drac'hmon. 
heart-fliaped, veined. Stem round, upright, fmooth, a HEMIM'ERIS, f. in botany, a genus of the clafs di-r 
foot high or more. , Gaertner doubts whether this be a dynamia, order ailgiofperma, natural order of perfonatae, 
genuine fpecies of Hemer.ocallis, fince it differs fo. much (fcropljulariae, Jujf.j The generic characters are—Ca- ' 
in the fruit. It is a native of Japan, and frequently lyx : perianthium one-leafed,. five-parted almofl: to the 
cultivated there. bafe, much Ihorter than the corolla ; parts ovate, un- 
. Propagation and Culture. Thefe plants are eafily pro- equal, permanent. Corolla: monopetalous, wheel- 
pagated by offsets, which the foots fend out in plenty ; fhaped, ringent; tube very fhort, (fcarcely any,) in- 
tliey may be taken off in autumn, that being the .belt triided, white. Upper lip cloven, with a kind of bag 
feafon for tranfplanting the roots, and planted in any at the bafe, compofed of little neCtareous pits; lower 
fltuation, for they are extremely hardy, and will require concave, blunt. Stamina : filaments two or four, fili- 
no other culture but to keep them clean from weeds, form, inferred into the bafe of the lower lip, bent round ; 
and to allow the.m room that"’their roots may fpread ; antherae very fmall, heart.form cohering, yellow. Pif. 
tiie firft fort may alfo be propagated by feeds, which if tillum : germ fuperior, fliarp, fmooth;. flyle thread-, 
fown in autumn, the plants will come up'the following form, of the fame length and in the fame fltuation witli 
fpring, and thefe will flower in two years ; but, if the the ftamens ; ftigifia Ample, fharpifh. Pericarpium .* 
feeds are not fown till fpring, the plants will not come capfule Ovate, iharp, twin, gibbous, at the bafe on one 
up till the year after. In a moift foil and a fiiady fitua- fide, two-celled, two-valved. Seeds: very many, 
tion they thrive better than in dry ground. From their fmooth. Allied to Antirrhinum, but differing in the 
fize, and the great increafe of their roots, efpecially in form of the corolla.— EJfential Chara&er. , Calyx five- 
the fecond-fort, they are molt proper for large gardens parted ; corolla wheel-form ; upper lip cloven, with a 
and plantations. See Alstroemeria, Lilium, and neCtareous bag at the bafe. 
. Pancratium. - Species. 1. Hemimeris fabulofa, or fandy hemimeris: 
HEMEROCAL'LIS. LILI ALS'TRUM. See An- diandrous ; leaves oppofite, pinnatifid; Hem proftrate.. 
. THERICUM. 2. Hemimeris montana, or mountain hemimeris: dian- 
HEMERODRO'MI,/ [of Gr. day, and ^op.o;, drous ; leaves oppofite, ovate, ferrate; Item upright, 
epurfe.] Among the ancients, centinels or.guards, ap- 3. Hemimeris diffufa, or diffufed hemimeris: didyna- 
- pointed for the fecurity of cities and their fuburbs; mous; leaves alternate and oppofite, pinnatifid; Item 
very fimilar to the patrols about London; only that patulous. Natives of the. Cape, DeteCtpd- there by 
they were employed by day. Hemerodromi were alfo Thunberg. Perhaps the fecond maybe only a variety 
a fpecies of couriers among the ancients, who travelled of the firft fpecies. 
one day each, and then delivered their difpatches to a HEMI'NA,/. in Roman antiquity, a liquid.meafure, 
frefh man, who ran his day, and fo on to the end of the equal to half a pint Epglifh wine-meafure ; its contents 
journey. The Greeks employed this fort of couriers, being 2-818 folid inches. 
which they derived from the Pcrfians ; and they were HEMIOB'OLUM,y [from Gr. half, and 
afterwards adopted by the Romans. an obolus.] Half an obolus, or the twelfth part of a 
HEMEROLO'GIUM, /. [from Gr. a day r and drachm, i. e. five grains. 
a word.] A diary, a book into which the addons HEMIO'LIA, Hemio'uus, or Hemio'lus,/. A 
of every day are entered. ratio of one and a half to one. An old mathematical term. 
HEMEROTRO'PHIS, f. [of Gr. a day, and HEMIONIT'IDI AFFl'NIS. See Polypodium. 
rgotpv), food.] In antiquity, a meafure of capacity, the HEMIONI'TIS, f. [from Aja mule ; becaufe 
fame with the chcenix. It was fo called from its hold- it was fuppofed to be barren.] Mule-Fern ; in bo- 
ing one day’s food. tany, a genus of the clafs cryptogamia, order fi 1 ices, er 
I-IEMG, a river of China, which runs into the Kincha : ferns. The generic character is—Capfules digefted into 
twelve miles eaftof Ma-hou, in the province of Se-tclnien. lines, meeting together, either AnterfeCling each other 
-HEM'I, a word ufed in the compofition of divers or branched..' 
terms. It fignifies the fame with Jmi or demi, viz. Species. 1. Hemionitis lanceolata,.or lanceolated mule- 
•“ half;” being an abbreviature of hemifys, which fern: fronds lanceolate quite entire. The leaves are 
fignifies the lame. The Greeks retrenched the la ft plane and fimple, feldom exceeding fixteen or eighteen 
fyllabie of the word in the compofition of words ; inches in length, when mod luxuriant; they grow in 
and after their example, we have done the fame in molt tufts from a flrong fibrous root. The plant is.commonly 
of the compounds borrowed from them. found on the trunks of trees in the cooler and more 
HEMTCADE,y. Half a hoglhead. Not much ufed. Ihady inland woods of Jamaica. 
■ ■HEMICERAU'NUS, f. [finom Or..half, and 2. Hemionitis lineata, Or lineated mule-fern: frond 
Ke/gito cut.] In furgery, a bandage for the back and lanceolate-linear, lines of fructification nearly parallel 
bread; fo named becaufe it was cut half-way down. longitudinal. Native of Jamaica. 
HEMICIR'CULAR, adj. Semicircular, half round. 3. Hemionitis paralitica, . or' parafitical mule-fern: 
HEMICRA'NIA, f: av<;, Gr. half, and vga.nw; fronds ovate, ,acuminate; fhoots chaffy, creeping, 
the fcull,] A pain on one fide of the head. Leaves about two inches long, and one and a half over 
HEMICRAN'IC, adj. Belonging to the hemierania, where broadeft. Creeping on trees in the cooler inland 
afflicted with the hemierania. ' woods of Jamaica. 
HEMICYC'LE, f. \hcmicyclium, Lat. of ri^ia-ve, Gr. 4. Hemionitis palmata, or palmated mule-fern : fronds 
half, and xvxto;, circle.] A femicircle, or half round, palmate, hirfute. Roots many, fibrous, black. Stalks 
It is particularly applied, in architecture, to. vaultsin the black, cornered, about fix inches high, covered with 
ferruginous 
