348 
CLASS V. ORDER 11. 
and crowning it with its broad, scarioue 
dmb. (salt-wort.j 
Atri'plex. Polygamous; calyx '^-leaved, 
5-parted, inferior ; style 2-parted ; seed 1 ; in 
the pistillate flowers the calyx is 2-parted. 
(orach.) 
Plane'ra. Calyx membranous, bell- 
form, 4 to 5-cleft; corolla 0; stigmas 2; 
capsule globose, membranous, 1-celled, 1- 
seeded ; stamens 4 to 6 ; polygamous. S. 
Ko'CHiA. Calyx inferior, bell-form, 5-cleft, 
forming a permanent band around the fruit, 
somewhat resembling 5 petals ; corolla 0 ; 
style short ; stigmas 2 or 3, long, simple. S. 
Cel"tis. Perfect or polygamous ; peri- 
anth inferior, 5-lobed ; drupe globose, 1- 
eeeded. (nettle-tree.) 
Chenopo'dium. Calyx 5-parted, obtuse- 
ly 5-angled, inferior; style deeply cleft; seed 
1, lens-like, horizontal, invested by the 
calyx, (pigweed, oak of Jerusalem.) 
Ul"mus. Calyx bell-form, withering; 
border 4 or 5-cIeft ; seed 1, enclosed in a 
flat, membranaceous samara ; stamens vary 
from 4 to 8. (elm.) 
Be'ta. Calyx 5 leaved ; seed kidney-form 
within the fleshy substance of the base of 
the calyx, (beet.) Ex. 
D. Plants umbelliferous ; flowers ^-petal- 
led, superior ; seeds 2. 
Eryn'^gium. Fruit ovate, with bristles; 
petals oblong, equal, inflected ; flowers ag- 
gregate, forming a head. 
OGnan"the. Carpels 3-ribbed (rarely 5- 
ribbed) ; styles permanent ; germ oblong- 
ovate, corticate, solid ; apex denticulate ; 
perianth slenderly 5-toothed ; petals of the 
disk and florets of the umbel, cordate-in- 
flexed, sub-equal ; those of the ray florets 
large and deformed ; general involucre 
mostly wanting, (waterdrop wort.) 
Sanic''''ula. Seeds with hooked prickles, 
oblong, solid ; umbels nearly simple, capi- 
tate ; flowers polygamous ; involucre few- 
flowered ; calyx 3-parted, permanent. 
Dau'cus. Seeds striate on their joining 
Bides, outer sides convex, having hispid 
ribs ; involucrum pinnatifid ; flowers sub- 
radiate, abortive in the disk, (carrot.) 
Urasper^mum. [Osmorhiza.]* Seeds sub- 
Kinear, solid, acute-angled, not striate ; ribs 
5-acute ; angles a little furrowed, hispid ; 
the joining-sides furrowed, and attached to 
a 2-cleft columella-like receptacle ; style 
subulate, permanent, rendering the seed 
caudate ; involucrum none, or few-leaved ; 
fruit stiped. oblanceolate, polished, part of 
it hispid, (sweet cicely.) 
[Seeds with wing-like ribs.] 
Herac^'leum. Seeds with winged mar- 
gins, and 3 ribs on the back, obtuse, 3 
grooves on their outer sides ; germ oval, 
emarginate at the apex ; petals emarginate, 
inflexed; general involucre 0 ; partial invo- 
lucre 3 to 7-leaved ; flowers somewhat ra- 
diated, (cow parsley.) 
- Where tw^o or more generic names are 
given, the pupil will understand that those 
wiihin the brackets are synonymes of the 
otnor name i 
Cni'dium. Involr ,re 1-leavedorO; frui 
ovate, solid; ribs 5, acute, somewhat wing 
ed ; intervals sulcate, striate. 
Fer^'ula. Calyx minute entire ; petals ob 
long, sub-equal; fruit sub-oval, compressed, 
flat, wing-margined ; carpels with 3 dorsal 
Hues; intervals and joining sides striate, 
universal involucre caducous ; partial ones 
many-leaved. 
Angel"ica. Seeds with 3 ribs on their 
backs, and winged margins ; intervals be- 
tween the ribs grooved ; germ oval, corti- 
cate ; general involucrum none, (angelica.) 
Pastina'ca. Seeds emarginate at the 
apex, somewhat winged ; ribs 3, besides the 
wings ; intervals striate ; joining-sides 2- 
striate ; germ oval, compressed ; perianth 
calyx entire; petals entire, iacurved, sub- 
equal ; involucrum none, (parsnip.) 
Tre'pocar"pus. Calyx 5-toothed ; teeth 
subulate; petals obcordate, with inflexed 
margins; fruit pyramid- angled ; commissure 
thick furrowed in the middle, filleted within. 
Peuceda'num. Calyx minute, 5-toothed , 
petals oblong, incurved, equal; fruit oval 
compressed, surrounded with a winged 
margin, having 5 striae on each carpel, and 
elevated intervals, joining-sides flat, (sul- 
phur-wort.) 
Archemo'ra. Calyx with the margin 
5-toothed ; petals obcordate, with inflexed 
divisions ; fruit compressed at the back ; 
sides dilate into a membranaceous margin, 
rather broader than the seeds • leaves pin- 
natifid ; no general involucre, but many- 
leaved partial ones , flowers white. 
Thas'^pium. Calyx 5-toothed at the mar- 
gin ; petals oval, tapering into long inflexed 
apexes ; fruit not contracted at the side, sub- 
oval ; wings sub-equal, filleted at the join- 
ing edges ; carpel terete ; no general invo- 
lucre, partial ones 3-leaved. 
Ses^eli. Umbel globose ; margin of the 
calyx 5-toothed ; petals obovate ; fruit oblong 
or oval, crowned with a reflexed style. 
Seh'num. Fruit oval-oblong, compressed, 
flat, striate in the middle ; involucrum re- 
flected ; petals cordate, eqtial ; calyx entire. 
Ane'thum. Seeds flat or convex, 5-rib- 
bed ; germ lenticular, compressed ; calyx 
and petals entire ; involucrums none, (fen- 
nel, dill.) Ex. 
[Seeds with 3 ribs nearly equal.] 
Hydrocot''yle. Umbel simple; fruit 
compressed, sub-rotund, (marsh pennywort.) 
Crith"mum. Fruit elliptical, ribbed, 
crowned ; petals elliptical, acute, incurved 
equal ; styles short or thick, with swelled 
bases. Ex. 
Ca'rum. Seeds oblong-ovate, striate ; pe 
tals carinate, emarginate, inflexed ; inva 
lucrum about 1-leaved. (caraway.) Ex. 
[Seeds with 5 ribs nearly equal.] 
Co'nium. Seeds 5-ribbed ; ribs at first 
crenate, with flat intervals between them , 
germ ovate, gibbous ; perianth entire ; petals 
unequal, cordate, inflexed ; general involu- 
crum about 3 to 5-leaved ; partial ones most 
ly 3-leaved, unilateral, (poison hemlock.) 
Cicc'ta. Seeds gibbous-convex rib» 5 
