Class XXI. 
MONCECIA. 
769 
1957. Buxus. Male. Calyx 3-leave<l. Petals 2. Rudiment of an ovary. Female. Calyx 4-ieaved. Petals 
3. Styles 3. Caps, with 3 beaks and 3 cells. Seeds 2. 
J 958. Cicca. Male. Calyx 4-lc;ived. Cor. O. Female. Cal. 4-leavcd. Cor. O. Styles 4. Capsule 4-coc- 
cous, not splitting, somewhat fleshy. 
1959. Mi/ M5, Male. Cal. 4-parted. Cor. O. Female. Calyx 4-leaved. Cor. O. Stvlcs 2. Calyx berried. 
Seed 1. 
1960. Bcehmeria. Male. Cal. 4-parted. Cor. O. Nut O. Female. Cal. O. Cor. O. Stylo 1. Seed 1. 
1961. Pilea. Male. Cal. 4-parted membranous. Stamens 4 elastic. Female. Calyx 3-leaved, with one 
sepal fleshy and gibbous. Stigma sessile fringed. 
1962. Urtica. Barren fl. Perianth, single, of 4 leaves, containing the cup-shaped rudiment of a germen. 
Fertile fl. Perianth, single, of 2 leaves. Pericarp 1-seeded, shining. 
196J. Pachysandra. Male. Calyx 4-leaved. Cor. O. Female. Calyx 4-leaved. Cor. O. Styles 3. Caps. 
3-horned, 3-celled. Seeds 2. 
1964. Diotis. Male. Calyx 4-leaved. Cor. O. Female. Calyx l-leaved, 2-h.orned. Style 2-parted. Seed 
1, villous at base, covered with the 2-horned calyx. 
1965. Empleurimi. Male. Calyx 4-fid. Cor. O. Female. Cal. 4-fid, inferior. Cor. O. Stigma cylindrical, 
seated on a lateral tooth of the ovary. Caps, splitting at side. Seed 1, with an arillus. 
1966. Aucuba. Male. Cal. 4-toothed. Petals 4. Recept. with a square hole. Female. Cal. 4-toothed, 
Petals 4. Ovary inferior. Style 1, short. Nut ovate, 1-celled. 
1967. Littorella. Barren fl. Calyx of 4 leaves. Cor. 4-fid. Stam. very long. Fertile fl. Calyx O. Cor, 
unequally 3- cleft. Style very long. Nut 1. 
1968. Serpicula. Male. Cal. 4-toothed. Petals 4. Female. Cal. 4-parted. Pericarp a downy nut. 
1969 Madura. Male. A catkin. Female. Cal. O. Corolla O. Style' 1, filiform, villous. Ovaries nu- 
merous, coalescing into a compound globose berry of many cells ; cells 1-seeded. Seed obovate, compressed. 
Order 5. PENTANDRIA. 
Stamens 5. 
1970. Exocarpus. Male. Cal. 5-leaved. Cor. O. Stamens inserted in calyx. Female. Style simple, short 
Stigma peltate. Drupe 1-seeiled, placed on a fleshy receptacle. 
l-ni. Nephelium. Male. Cal. .^-toothed. Cor. O. Female. Cal. 4-fid. Cor. O. Ovaries 2. Styles two to 
each. Drupes 2, dry, muricated, 1-seeded. 
1972. Schizandra. Male. Cal. 9-leaved in a triple row. Cor. O. Anthers subsessile, cohering at end. i'^c- 
male. Cal. of male. Cor. O. Ovaries numerous, capitate. Berries 1-seeded, inserted on a long filiform re- 
ceptacle. 
1973. Franxeria. Male. Cal. common, l-leaved, many-toothed. Cor. 1-petalous, tubular, 5-toothed. Re- 
cept. naked. Female. Calyx many-leaved. Cor. O. Styles 4. Drupe dry, 4-cel!ed, setose. 
1974. Xanthium. Male. Common calyx imbricated. Cor. monopetalous, 5-fid, funnel-shaped. Female. 
Cal. a 2-leaved, 1-flowered involucrura. Cor. O. Drupe dry, muricated, 2.fid. Nut 2-celled. 
1975. Amaranthus. Male. Cal.- 3-5-leaved. Cor. O. Stamens 3-5. Female. Cal. of the male. Cor. O. 
Styles 3. Caps. 1-celled, cut round about. 
1976. Z?#«. Male. Cal. 5-parted. Cor. 5-parted, attached to calyx. Female. Cal. and cor. of male. 
Filaments 5, sterile. Ovary inferior. Stigma clavate. Gourd with a lid, 3-celled, furrowed. 
1977. Ambrosia. Male. Common cal. l-leaved. Cor. 1-petalous, 5-fid, funnel-shaped. Recept. naked. 
Female. Cal. l-leaved, entire, 5-toothed beneath, 1-flowered. Cor. O. Nut formed by the indurated calyx, 
1-seeded. 
1978. Securinega. Male. Cal. 5-parted. Cor. O. Stamens 5, inserted under a rudiment of a pistillum. Fe- 
male, Capsule 3-celled. 
Orders. HEXANDRIA. 
Stamens 6, 
1979 Zizama. Male. Cal. O. Cor. a 2-valved blunt glume, mixed with the females. Female. Cal. O. 
Cor. a 2-valved glume, cuculiate, and awned. Style 2-parted. Seed 1, enveloped in the plaited corolla. 
1980. Pharus. Male. Cal. a 2-valved 1-fl. glume. Cor. a 2-valved glume. Female. The cal. of the male. 
Cor. along involute 2-valved glume. Seed 1. 
1981. Guedarda. Male. Cal. cylindrical. Cor. 4-7-fid, funnel-shaped. Female. Cal. cylindrical. Cor. 
4-7-fid. Ovary 1. Drupe dry. 
1982. Sagiis. Common spatha 1-valved. Spadix branched. Male. Cal. 3-leaved. Cor. O. Filam. dilated. 
Female. Cal. 3-leaved, with two of the leaves bifid. Cor. O. Style very short. Stigma simple. Nut tessel- 
lated-imbricated, 1-seeded. 
1983. Cocos. Common spatha 1-valved. Spadix branched. Male. Cal. 3-leaved. Cor. 3 petals. Female. 
Cal. 2-leaved. Cor. 6 petals. Style O. Stigma a depression. Drupe fibrous. 
1984. Elate. Common spatha 2-valved. Spadix branched. Male. Cal. 3-toothed, Petals 3. Anthers ses- 
sile. Female. Cal. 3-toothed. Petals 3. Stigmas 3. A drupe. 
1985. Bactris. Common spatha 1-valved, Spadix branched. Male. Cal. 3-parted. Cor. 3-fid. Female. 
Cal. 3-toothed. Cor. 3-toothed. Style very short. Stigma capitate. Drupe fibrous, succulent. 
Order 7. POLYANDRIA. Stamens more than 6. 
1986. Ccratophyllum. Barren fl. Cal, multipartite. Cor. O. Stam. 16-20. Fertile fl. Cal. multipartite. 
Cor O. Stigma nearly sessile, oblique. Nut 1-seeded. 
Myriophyllum. Barren fl, Cal. of 4 leaves. Petals 4. Stamens 8. Fertile fl. Cal. of 4 leaves Petals 
4. Stigmas 4, sessile. Nuts 4, subglobose, 1-seeded. 
1988. Sagtttaria. Male. Cal. 3-leaved. Petals 3. Stamens about 24. Female. Cal. 3-leaved, Petals 3. 
Ovaries many. Seeds many, naked. 
1989. Begotiia. Male. Cal. O. Petals 4 : the two opposite the largest. Stamens numerous. Female. Cal. 
O, Petals 4 or 6, like the male. Styles 3, bifid. Caps, inferior, 3-angular, winged, 3-celled, many-seeded. 
1990. Potcrium. Barren fl. Cal. of 4 leaves. Cor. 4-partite. Stamens 30-40. Fertile fl. Cal. of 4 leaves. 
Cor. 4-partite. Germens 2. Fruit 2-celled, invested with tlie cal. 
1991. Amirola. Male. Calyx 5-fid : lower segm. cut down to the base. Cor. O. Stamens 8, dcclinatc. 
Female as in the male. Style incurved. Caps. 3-coccous, inflated, 3-valved. Seeds globose. 
1992. Acidoton. Male. Cal. .5-leaved. Cor. O. Stamens 35-40. Female, Cal. 6-leavcd. Cor. O. Style 
3-fid. Caps. 3-coccous. 
1993. Thelygonum. Male. Cal. 2-fid. Cor. O. Stamens about 12. Female, Cal. 2-fid. Cor. O, 0\'ary 1. 
Caps, coriaceous, 1-celled, 1-seeded. 
1994. Castanea. Barren fl. in a very long cylindrical catkin. Perianth, single, of 1-leaf, 6-cleft. Stamen 
5-20. Fertile fl. 3, within a 4-lobed, thickly muricated involucrum. Perianth, single, urceolate, 5-fi-lobed, 
having the rudiments of 12 stamens. Germen incorp. with the perianth. 6-celled, with the celis 2-secded, 5 of 
them mostly abortive. Styles 6. Nut 1-2-seeded, invested with the enlarged involucre, 
3 D 
