” 
20 NATURAL ORDERS AND 
nous, either equal in number to the petals, and alternating with 
them, or sometimes with one or two additional, and opposite to the 
petals. Filaments filiform. Anthers roundish, versatile. Ovary 
single, free, superior. Style filiform, two or three-cleft. Capsule one 
celled, two to four valved, surmounted with the persistent calyx. 
Seeds small, attached to the margin of the valves. Embryo straight, 
erect in the middle of the albumen. -Herbs or undershrubs. Leaves 
opposite, or whorled, without stipules, but expanded at the base into 
an amplexicaul membrane. Stem much branched, bearing sessile 
flowers in the divisions of the branches. 
GENERA. 
Style trifid.....cscesscseeseeerersesees ike ox FRANKENIA, V. 2. p. 463. 
ORDER XIV. ELATINEA —Camsss. 
Perianth double. Calyx of three to five distinct or slightly united 
sepals. Petals three to five. Stamens free, hypogynous, as many or 
double the number of the petals. Ovary with three to five cells. 
Styles distinct. Stigmas capitate. Fruit a three to five celled cap- 
sule, with central placenta. Seeds numerous, small, cylindrical, with 
a straight embryo in the axis of a small quantity of albumen.—Small 
annual plants, found in marshy places, with slender hollow stems and 
opposite leaves, without stipules. 
GENERA. 
Stamens three to four, or six to eight... ELATINe, v. 2, p. 581. 
ORDER XV. CARYOPHYLLEZX.—Jopss. 
Perianth double. Calyx of four or five sepals, distinct, or united 
into a tube, persistent. Petals four or five, hypogynous, clawed, 
inserted upon the pedicle of the ovary, sometimes wanting, and occa- 
sionally crowned with scales at the top of the claw. Stamens as 
many or double the number of the petals, inserted upon the pedicle 
of the ovary. Filaments subulate, sometimes united at the base. 
Anthers two celled. Ovary single, mostly elevated on a pedicle. 
Stigmas sessile, three to five, filiform. Fruit a capsule, of one or two. 
to five cells, two to five valved, bursting at the apex. Placenta 
central. Seeds mostly numerous. Albumen mealy. Embryo curved, 
round the albumen, or straight. Radical directed towards the hilum. 
—Herbaceous plants, rarely undershrubs, Stem swollen at the joints. 
Leaves opposite, often united at the base. 
