ANALYSIS OF THE GENERA. 69 
ORDER XCVI. JUNCAGINACE.—Lrnp. 
Perianth single, herbaceous, rarely absent. Stamens six. Ovaries 
three or six, superior, cohering firmly. Ovules one or two, approxi- 
mated at the base, erect. J ruit dry, one or twoseeded. Seeds erect. 
Albumen wanting. Embryo having the same direction as the seed, 
with a lateral clefi for the emission of the plumule.—Herbaceous 
plants, growing in boggy places. Leaves ensiform, with parallel veins. 
Flowers inconspicuous, in spikes or racemes. 
GENERA. 
Anthers elongated, upon very slender 
FilAMENtS ..eecresececececceecssecesee NCHEUCHZERIA, V. 2. p. 529. 
Anthers nearly sessile ........ sevccrecseeveers LRIGLOCHIN V. 2. p. 530. 
ORDER XCVII. ARACEA.—Scuort. 
Flowers unisexual, arranged upon a spadix, within a spatha. 
Perianth wanting. Males. Stamens definite or indefinite, hypogy- 
nous, very short. Anthers one, two, or many celled, ovate, turned 
outwards. Females. Ovary superior, one very seldom three celled, 
and many seeded. Ovules erect or pendulous, or parietal. Stigma 
sessile. Fruit succulent. Seeds pulpy. Embryo in the axis of 
fleshy or mealy albumen, straight, taper, with a cleft on one side, in 
which the plumule lies. Albumen sometimes wanting.— Herbaceous 
plants, frequently with a fleshy cormus, or shrubs, stemless, or arbo 
rescent, or climbing by means of aerial roots. Leaves sheathing at the 
base, convolute in the bud, spadix generally enclosed in a spatha. 
GENERA. 
Spatha of one leaf, convolute at the base, 
Perianth wanting. Anther solitary, 
two celled. Fruita berry .....,...... ARUM, Vv. 3. p. 1202. 
ORDER XCVIII. TYPHACEKA.—De Cann. 
Flowers unisexual, arranged upon a naked spadix. Sepals three 
or more, sometimes a mere bundle of nairs. Petalswanting. Males. 
Stamens three or six. Anthers wedge-shaped, attached by their base 
to long filaments, which are sometimes monadelphous. Females. 
Ovary single, superior, one celled. Ovule solitary, pendulous. Style 
short. Stigmas one or two, simple, linear. Fruit dry, indehiscent, 
one celled, one seeded. Embryo in the centre of albumen, straight, 
taper, with a cleft on one side, in which the plumule lies. Radicle 
next the hum —Herbaccous plants, growing in marshes or ditches. 
Stems without nodi. Leaves rigid, ensiform, with parallel veins. 
Spadix without spatha. 
