CLASS XI. ORDER XIL 
355 
■omewhat 2-cleft ; capsule 1 or 5-celled, I 
with a 5-toothed opening, (campion.) Ex. 
■9RDER X. DECAGYNIA. 
P^YTOLAc"cA Calyx 0; corolla 5-petal- 
led or 5-cleft, calyx-like, inferior; beriy 10- 
oelled. 10-seeded, (poke-weed.) 
CLASS XI. ICOSANDRIA. 
ORDKR I MONOGYNIA. 
Cac"tus. Calyx superior, many-cleft, im- 
bricate ; petals numerous, in many series 
the inner ones larger ; stigma many-cleft 
beny 1 -celled, many-seeded, umbilicate 
(prickly-pear.) 
Barto'nia. Calyx superior, 5-cleft; co- 
rolla 10 petalled, in.serted on the calyx ; cap- 
sule cylindrical, oblong, 1-celled, summit 
flat, valvulai', the valves 3 to 7 ; receptacle 
thick ; seeds numerous, compressed, ar- 
ranged horizontally in a double s^eries. 
Cuphe'a. Calyx inflated, tubulai-, 6 to 12- 
toothed, unequal, (wax bush.) 
Deco'don. Calyx hemisphenc, campan- 
ulate, 10-toothed, 5 teeth longer and spread- 
ing ; petals 5, undulate ; capsule covered 
with the calyx, 3-celled, 3-valved. 
Lyth^'rum. Calyx cylindric, striate ; 8 to 
12-toothed ; petals 4 to 6, equal, inserted on 
the calyx ; stamens as many, or twice as 
many, as the petals, sometimes fewer ; cap- 
sule 2-celled, many-seeded, (milk-willow 
herb.) 
Pru'nus. Calyx inferior, 5-toothed ; co- 
rolla 5-petalled ; drupe ovate or oblong, 
fleshy, very smooth, covered with grayish 
dust ; putamen compressed, acute at both 
ends, subsulcate at the margin, elsewhere 
smooth, (plujn.) 
Cer"asus. Drupe globose or umbilicate 
at base, fleshy, veiy smooth, destitute of 
^ay powder ; nucleus sub-globose, smooth, 
■cheny.) ^ 
Mentze'lia. Calyx 5-cleft, superior, ca- 
ducous ; petals 5 ; capsule 1-celled, 3-valved, 
cylindric, 3 to 6 -seeded ; leaves oblong, ar- 
ranged longitudinally. S. 
Decuma'ria. Calyx superior, 8 to 10- 
cleft ; petals 8 to 10 ; capsule 7 to 9-celled, 
many-seeded, seeds subulate, minute. S. 
Chrysobala'nus. Calyx inferior, 5-cleft; 
petals 5 ; style lateral ; drupe prune-form ; 
nut 5-grooved, 5-valved, 1-seeded. S. 
Tiga'rea. Calyx inferior, 5-c.eft ; petals 
5 ; capsule oblong, acuminate,pubescent, 1- 
Beeded. S. 
Myr^tus. Calyx superior, 5-cleft; petals 
5; berry 2 or 3 celled, many-seeded, (myi*- 
tle.) Ex. 
Amyg"dali's. Calyx 5-cleft, inferior; pe- 
tals 5; di'upe has a perforated putamen; 
flowers sessile (peach.) Ex. 
PuRSH^iA. Calyx tubular, cleft into 5 
ovate, obtuse lobes ; petals 5-obovate, un- 
guiculate, ipseited in the mouth of the ca- 
lyx, with 25 stamens ; germ oblong, full 
Btiped, glandular-pubescent, tapering into a 
tiubulate style ; stigma pubescent, lateral, 
idmost as long as the style. S. 
Armema'ca. Flowers sessile , calyx 5- 
cleft, iiifenor ; petals 5 ; drupe fleshy, pu' 
bescent ; putamen with one margin acut© 
and the other obtuse, furrowed both sides 
(apricot.) Ex. 
Pu'nica. Calyx 5-cleft, superior ; petals 
5 ; pome or beny many-celled, many-seed 
ed ; receptacle pai-ietal ; seed berried, (pome- 
granate.) Ex. 
Philadel"phus. Calyx 4-5-parted, su- 
perior, top-form ; corolla 4 or 5-petalled , 
style 4-cleft ; capsule 4-5-celled, many-seed- 
ed ; seeds arilled. (false syringa, or mock- 
orange.) Ex. 
order II. DIGYNIA, TO ORDER V. PENTA- 
GYNIA, OR Dl-PENTAGYNIA. 
Agkimo'nia. Calyx inferior, 5-cleft or 5- 
toothed, invested with an outer lobed one 
petals 5 ; stamens 12 ; seeds 2, in the bottom 
of the calyx, (agrimony.) 
CRAT.ai'GUS. Calyx superior, 5-cleft ; pe- 
tals 5 ; styles 1 to 5 ; beny mealy ; seeds 2 
to 5, bony, (thorn-bush.) 
Aro'nia. Calyx superior, 5-toothed ; pe- 
tals 5 ; fruit pomaceous ; beny 5 or 10-cell 
et' cells 1 or 2-seeded ; seeds cartilaginous 
(shad-flower, choke-beny.) 
Py'rus. Calyx 5-cleft, superior ; corolla 
5-petalled ; pome 5-celled, many-seeded ; 
seed compressed, ovate, (pear, apple, 
quince.) 
SpiRje'a. Calyx 5-cleft, inferior, spread- 
ing; corolla 5-petalled ; petals equal, round- 
ish ; stamens numerous, exsert ; capsules 3 
to 12, 2-valved within, each 1 to 3-seeded. 
(steeple-bush, hard-hack.) 
Sesu'vium. Calyx 5-parted, colored ; pe- 
tals 0 ; stigmas 3 to 5 ; capsule superior, 3 
to 5-celled, opening circularly, many-seed- 
ed. 
Gille'nia. Calyx tubular, bell-form, con- 
tracted at the mouth, 5-cleft ; petals 5, lin 
ear-lanceolate, somewhat unequal, coarctate 
at the claws; stamens 10 to 15 included: 
styles 5, contiguous ; stigmas capitate , 
capsule 5-celled ; cells 2-seeded. (Indi?n 
physic.) 
Sor"bus. Calyx 5-cleft ; petals 5 ; styles 
2 or 3 ; beny inferior, farinaceous, with 3 
cartilaginous seeds, (mountain ash.) 
FoTH ergil"la. Calyx inferior, truncate, 
obsoletely crenate ; corolla 0; germ 2-cleft; 
styles 2 ; capsule 2-lobed, 2-celled ; seeds 
brown, solitary. 
Mes"pilus. Calyx superior, 5-cleft, di- 
visions serrate ; corolla 5-petalled ; styles 2 
to 5 ; drupe 2 to 5-seeded ; seeds bony. Ex. 
Mesembryan"themum. Calyx superior, 
5-cleft ; petals numerous, lineai', cohering &t 
the base ; capsule fleshy, many-seeded, tor 
binate. (ice-plant.) Ex. 
order XII. polygynia. 
Ro'sA. Calyx urn-form, inferior, 5-cleft, 
fleshy, contracted toward the top ; petals 5 ; 
seeds numerous, bristly, fixed to the sides 
of the calyx within. A genus remarkable 
I for the multiplication of its petals by rich 
culture, (rose.) 
! Ru'nus. Calyx 5-cleft, inferior; corolla 
I 5-petalled ; pistils numerous : beny coni- 
jio.sed of .nany juicy 1 seeded acines on a 
dry receptacle. (raspbeiTy, blackberry^ 
