106 HYPTIS-IPOMEA. 
HYPTIS. 13—1. {Labiatcb.) 
radia'ta, (w. Au. heads of flowers opposite; peduncles as long as the m- 
ternodes ; bracts lanceolate j leaves oblong, serrate. 
HrSSOPUS. 13—1. {Labiatm.y [A Hebrew name.] 
repto'ides, (giant hyssop, g-y. Ju. %.) stem acutely 4-angled ; leaves opposite ; 
calyx small ; bracts dilated. Woods. 3-6 f. 
officina'Us, (garden hyssop,) flowers whorled ; leaves lance-linear. 
IBERIS. 14 — 1. iCrucifercb.) [From JZ/crjei, the a»cient name of Spaia.] 
umbella'ta, (purple candy-tnft,) leaves lanceokte, acuminate^ lower ones ser- 
rate, upper ones entire. Ex. 
ama'ra, (white candy-tuft,) leaves irregularly dentate, narrow towards the 
base, somewhat spatulate, fleshy. 1 f. Ex. 
ICTODES. 4—1. {AroidecB.) [From z/ta's, a sk»nk.] 
fa'tido., (skunk cabbage, fetid hellebore, p. Ap. Tj..) stemless leaves radical, 
heart-ovate ; very large spadix supporting, the flowers in a sub-globose 
head. Odour resembles that of the skunk. 
ILEX. 4—4. (Rhamni.y 
opa^ca, (evergreen holly, g-w. M. T?.) leaves evergreen, ovate, acute, spinose, 
glabrous, flat ; flowers scattered at the base of the shoots o-f the preceding 
year. A middle-sized tree. 
canaden'sis, (mountain holly, g-y, M, T^.) leaves deciduous, ovate, glabrous. 
3-5 f. 
vomiWria, leaves oval-obtuse, obtuse at each end, glabrous j ^imbels lateral^ 
sub-sessile. 6-15 f S. 
ILLIC1UM. 12—13. {Lauri.) 
parviflo'ra, (y. M. T2.) leaves alternate, lanceolate, entire, perennial j petals 
and sepals round, concave. 6-10 f. (S. 
jiorada'num, flowers purple ; leaves acuminate ^ petals numerous, obiosg, and 
linear. S. 
IMPATIENT.* 5—1. {Gera-nea.y 
paV'llda, (jewel-weed, touch-me-not, y. Ju. ped'uncles solitary, 2-4-flow- 
ered ; ca.lcarate petals conic, dilated, shorter than the rest ; spur recurved, 
very short ; flowers sparingly punctate ; leaves rhomb-ovate, mucronato- 
toothed. 2-4 f. 
fuV'va, (speckled jev/el-weed, y-r.) peduncles solitary, 2-4-flowered j leaves 
rhombic-ovate j mucronate-dentate ; calcarate petal longer than the rest j 
flowers with crowded spots. 
balsami'na, (garden ladies'-slipper,) peduncles aggregate, 1-flowered ; leaves 
lanceolate, upper ones alternate ; calcarate petal (or nectary) shorter than; 
the other petals. Of various colours. 1-3 f. 
INDIGOFEP^A. 16—10. (.Leguminosai.) [From/eT-Cj to bear, added to mdigo..] 
tincto'rh&), (indigo, T7.) leaves pinnate, oblong, glabrous, in 4 pairs \ raceme? 
shorter than the leaves; legume terete, somewhat arched. Ex. 
INULA. 17 — 2. {Corijmbifera.y [Fabled t© have sprung. frssm the tears of Helen.] 
hele'niuvi, (elecampane, Au. fi-) leaves clasping, ovate, rugose,, tomentose be- 
neath ; scales of the calyx ovate. Naturalized. 3-5 f. 
IPOMEA. 5 — 1. iConv&lvnli.) [From two Greek words, signifying like a vine.] 
nil, (morning-glory, b. Ju. ©.) hirsute; leaves cordate, 3-lobed ; peduncles 
short, 1-3-flowered ; calyx very villose, long acuminate. 
bona'nox, (w. Ju. ©.) very glabrous ;^ leaves cordate, entire Ji" angled; pe- 
duncles 1-3-flowered ; catlyx awned ; corolla undivided, tube long. S". 
eoccin^ea, (scarlet morning-glory, y-r. <v).) pubescent; leaves cordate, acumi- 
nate ; peduncles about 5-flow"ered ; corolla" tub^ilar. West Indies. 
quam/'oclit, (crimson cypress-vine, r-w.) leaves pinnatifid, linear ; flowers 
sub-solitary, corolla tubular ; dark red. East Indies. 
la-r.tmo'm, (starry ipomea, w-p.) glabrous; leaves cordate, acuminate; pedun- 
cles short, about i-flowered ; calyx hairy. 
The capsules are remarkable for burstingopen with aii elastic spring, at the slightest touch 
hence the generic name ImpatieriiS. 
