m 
EPIG^A-ERYSIMUM, 
EPIG^A. 10—1. (EnccE. ') [From epj, upon, g-e, the earth.] 
reyens, (trailing arbutus, r, and w. Ap. T^.) stem creeping; branches and pe- 
tioles very hirsute; leaves cordate-ovate, entire; corolla cylindric. 
EPILOBIUM. 8—1. (Onagricb.) [From epi, upon, Zoftos, apod.] 
spica'tum, (willow herb, p. Ju, %..) leaves scattered, lance-linear, veiny, glab- 
rous ; flowers unequal ; stamens declined, 4-6 f. 
tetrago'num, (r. Ju. %.) leaves sessile, lanceolate-oblong, denticulate, lower 
ones opposite ; stigma undivided ; stem 4-sided, nearly smooth; flowers in 
terminal racemes. Low grounds. 2 f , 
EPIPHEGUS. 13—2. (Pediculares.) [From epi, n^on, phegas, the heech.J 
virginia'nus, (beech- drops, cancer root, y, p. Ju, stem very branching ^ 
flowers alternate, distant ; calyx short, cup-form, shorter than the capsule. 
The whole plant is yellowish-white, and of a naked appearance. 8-12 i. 
-Astringent. 
EQUISETXJM. 21—1. (Fihces.) [From equus, ahorse, seta,hnstly.] 
hyema'le, (scouring rush, Ju. Qj..) stems erect, very scabrous, bearing spikes a* 
the apex ; sheaths 3-colonred, withering at the base and apex ; teeth with 
caducous awns. 2-3 f, 
ERICA. 8—1. (EriccB.) [From ereUco, easy to break.]' 
pubes"cens, (downy heath, r, M.) corolla linear, pubescent, with the limb 
erect; capsule glabrous ; leaves fringed, Ex. 
cine'rea, (common heath, p. Au. T^.) leaves narrow-linear, in threes; stem 
branched ; flowers in dense clusters, drooping. Abundant on the heaths of 
England and Scotland. 
cilia^ris, leaves in fours, ciliate; corolla egg-shaped, inflated. In boggy 
grounds. The heaths, though very common in Europe, are all exotics ia 
America, 
ERIGONUM. 9 — 1. {Poli/gonece.} [From ci'ion^ wool, gonu, joint.} 
toviento'sum, (Ju. leaves oval, wedge-form at the base, glabrous above,, , 
white-downy beneath ; cauline leaves in threes and fours ; fascicles of 
flowers axillary, solitary, sessile, 2 f. S. 
ERIGERON. \7 — 2. {Corymbiferce,.) [From er, the spring, g-erore, an old man, because in the 
spring it has a white, hoary blossom, resembling gray hair.] 
bellidifo'lium, (w-p. M, %.) hairy, gray ; radical leaves obovate, sub-serrate ; 
stem leaves remote, oblong-ovate, amplexicaul, entire; stem 3-5-flowered ; 
rays nearly twice as long as the hemispherical calyx. 12-18 i, 
fhiladeV^hicum, (w-p. J. %.) pubescent ; leaves wedge-oblong, sub-serrate ; 
cauline ones half-clasping; ray-florets capillary,, as long as the disk; stem 
branched above, many-flowered. 2-3 f. 
ERODIUM. 15—5. {Gerania.) [From erodias, a stork.] 
cico'nium, (stork-bill geranium, ©.) peduncled; many-flowered; leaves pin- 
nate ; leafets pinnatifid, toothed ; petals oblong, obtuse ; stem ascending, Ex. 
ciouta'rium, (hemlock geranium, p. Ap,©.) peduncles many-flowered ; leaves 
pinnate ; leafets sessile, pinnatifid, gashed; corolla larger than the calyx ; 
stem prostrate, hirsute. Ex, 
moscha'tum, (musk geranium, <v),) peduncles many-flowered ; leaves pinnate ; 
leafets sub-petioled, oblong, gash-toothed ; petals equalling the calyx ; stem 
procumbent. Ex, 
ERVUM. 16—10. iLeguminoscb.) [From arvum, a field, growing wild.] 
hirsu'tum, (hairy tare, b-w. J, ©.) leafets linear, obtuse, mucronate; pedun- 
cles 3-6-flowered, shorter Jhan the leaves; legume oblong, hairy. 2-3 f. 
Stem diffuse; leaves cirrose. 
ERYNGIUM. 5—2. iUmbellifercR.) 
aquat'^icum, (button snake-root, w-b, Au. leaves ensiform, ciliate-spinose ; 
12-18 inches long ; flowers in ovate heads at the end of the branches. 
mariti'mum, radical leaves sub-rotund, plicate, spinose ; heads of flowers pe- 
duncled. Sea-holly. Root medicinal. Ex. 
ERYSIMUM. 14—2. {CrucifercB.) [From eruo, to draw, from its power of producing blisters. 
amphib^'mm, (water radish, v. J. %.) silique or rather silicle, oblong-ovate 
