246 
gated, tapering into a tail at the base, solid, acutely angular ; 
mericarps with hispid, rather furrowed angles; ribs 5, acute; 
commissure furrowed; furrows flat, without vitte. 
phore semi-bifid.—Involucra of 2-3 lanceolate, ciliated leaves ; 
involucels of 5 lanceolate, ciliated leaves. 
145 Grammoscia‘pium. ‘Teeth of calyx stiff (f. 56. H. g.), 
permanent. Petals obcordate, with an inflexed point. Styles 
short, conical (f. 56. H. 6.), diverging. Fruit cylindrical (f. 56. 
H. a. b.), without a beak; mericarps with 5 primary, flattish 
white ribs; furrows flat, furnished with 1 vitta each, and the 
commissure with 2.—Involucra of 5-7 multifid leaves ; involucels 
of linear-subulate, rarely cut leaves (f. 56. H.e.). . 
Tre XVI. 
Smy’rnez. Fruit turgid, usually compressed, or contracted 
from the sides ; mericarps with 5 ribs: lateral ones marginating, 
or situated in front of the margin ; the ribs sometimes almost obli- 
terated. Seed involute, or nith a furrow on the inside, semi- 
lunar or complicate. 
146 Laca'cia. Calycine lobes large, pectinated. Petals 
obcordately bifid, shorter than the calyx; lobes awned. Ova- 
rium 2-celled, with 1 of the cells abortive. The fruit is there- 
fore ovate, crowned by the calyx, pubescent: marked by a fur- 
row on one side, indicating the place of the abortive seed.—In- 
volucra of 8-10 pectinated leaves; and the involucel of 4. 
147 Otrve‘rta. Margin of calyx 5-toothed. Petals pro- 
foundly obcordate: lobes involute on the margin at the base, 
and excavated at the sides, undulated and reflexed at the apex. 
Fruit obovate, hairy: mericarps nearly terete; with 5 blunt 
ribs. Carpophore bifid at the apex.—Involucra of 3-4 trifid 
leaves, with the lobes usually tridentate; involucels of many 
cuneiform, trifid leaves. 
148 Antsoscta'pium. Calycine lobes of the outer flowers of 
the umbel, large, ovate, and foliaceous : of the outer central ones 
stiff and hooked: of the other inner ones wanting or tooth- 
formed. Petals very unequal: outer ones obcordately bifid : 
inner ones small. Fruit rather downy, oblong-cylindrical, 
crowned by the calyx, and stiff conical styles ; mericarps with 
5 blunt ribs ; vittee brown, 1 in each furrow, but none in the 
commissure.—Involucra of 4-5 oblong, acute, unequal leaves; 
involucels of 4-5 leaves. ' 
149 Ecutnépnora. Margin of calyx 5-toothed. Petals 
emarginate, with an inflexed point : outer ones larger and bifid. 
Styles of the female flowers elongated, filiform (f. 65. h.). Fruit 
ovate (f. 65. c.), nearly terete, inclosed in a hollow receptacle : 
with a short, emersed beak ; mericarps with 5 undulated, equal 
depressed ribs ; vittæ covered with a cobwebbed membrane, 1 
in each furrow.—Involucra and involucels of many leaves (f. 
65. a.). 
150 Exoaca’ntua. Flowers polygamous: central ones fertile, 
the rest sterile. Calyx in the sterile flowers obsolete. Petals 
obcordate, equal, inflexed. Young fruit of the sterile flowers 
obovate, striated ; of the central flowers much more ovate, some- 
what papillose, and crowned by 15 elongated stiff bristles.— 
Carpo- 
UMBELLIFER Æ. 
Involucra of 10-12 large, channelled, spinose leaves ; involucels 
of 7-11 spinose, very unequal leaves on one side. 
151 Arcrorus. Flowers polygamous. Margin of calyx 5- 
toothed. Petals lanceolate, with an incurved acute entire point. 
Fruit ovate, beaked, crowned by the calyx, conferruminated from : 
the base to the middle with the involucrum, depressed in front, 
and marked by a furrow, not separable into 2 parts, but bilo- 
cular, 1 of the cells abortive.—Involucra of 4-5 concrete leaves. 
152 Ca‘curys. Margin of calyx 5-toothed, rarely obsolete. 
Petals ovate, entire, involute at the apex or inflexed. Stylo- 
podium depressed, hardly distinct in the mature fruit. Meri- 
carps with 5 thick ribs, variable in the different sections of the 
genus ; commissure almost the breadth of the mericarps. Seed 
constituting a free nucleus covered with abundance of vitte,— 
Involucra and involucels of many leaves. Flowers yellow. 
153 Pra’ncos. Margin of calyx 5-toothed. Petals ovate, 
entire, involute at the apex. Stylopodium depressed, hardly 
prominent in the fruit. Commissure broad. Mericarps com- 
pressed from the back, with 5 smooth ribs, which are thick at 
the base, and ending in vertical membranous wings on the back. 
Seed girded by an abundance of vittee.—Flowers yellow. 
154 Corzaponia. Margin of calyx entire. Petals oval, en- 
tire, involute at the apex. Stylopodium depressed, hardly pro- 
minent in the fruit. Mericarps compressed from the sides, end- 
ing in 5 vertical membranous wings on the back, having 1 vitta 
in each furrow ; commissure narrow, furnished with 2 vitte.— 
Involucra and involucels of many undivided leaves. 
155 Lecox1a. Margin of calyx with 5 short teeth. Petals 
ovate, with an inflexed point. Stylopodia 2, distinct. Styles 
subulate. Fruit ovate, didymous, with a narrow commissure í 
mericarps semi-terete, with 5 obtuse, spongy ribs, which are 
beset with prickles on all sides. Seeds girded by copious vittæ. 
Involucels of 5-8 subulate leaves. 
156 Maeypa‘ris. Margin of calyx obsolete. Petals obcor- 
date, with an inflexed point. Fruit ovate (f. 56. I. b.), tomen- 
tose; mericarps with 5 thick, blunt ribs, arid narrow furrows. 
Seeds clothed on every side with very slender vittæ, convex 
on the outside, and involute with a deep furrow on the in- 
side.—Involucra and involucels present, of many. undivided 
leaves. 
157 He’rmas. Margin of calyx 5-parted, foliaceous, Pe 
manent. Petals oval-oblong, acute, keeled, entire, equal. Fruit 
ovate; mericarps rather inflated, compressed from the back, 
5 ribbed: the dorsal rib exserted: the 2 middle ones larger’ 
and the 2 marginal ones small, under the commissure ; vitte 
many in the furrows between the ribs, which are broad. Seed 
not adnate to its covering, rather hollow inside.—Involucra of 
many leaves; involucels of 3 leaves. 
158 Contum. Margin of calyx obsolete. 
rather emarginate, with a short inflexed point. ; 
pressed from the sides, ovate; mericarps with 5, rather promi- 
nent, equal ribs, which are undulately crenulated ; having tbe 
furrows between the ribs, furnished with many stripes, but with- 
out any vittæ. Carpophore bifid at the apex. Seed with a 
Petals obcordate, 
Fruit com- 
