RUTACE. TIT 
unequal. Ovaries 5, connected, inserted in the disk, each con- 
taining 2 ovulæ. Leaves opposite, ternate. 
Trise VI. 
Cusrarre‘e. Flowers regular or anomalous. Petals 5, free, 
but usually joined into a bilabiate, campanulate, or funnel-shaped 
corolla. In the polypetalous flowers the stamens are free. In the 
monopetalous ones they adhere to the tube of the corolla. Fila- 
ments sometimes all fertile, sometimes 2 or 3 of them are sterile. 
Disk urceolate, girding the ovaries. Ovaries equal in number 
with the petals, distinct, rarely connected, each containing 2 
ovule. Styles connected at the top or bottom, but usually in one. 
Albumen wanting. Trees and shrubs, rarely herbs, with alternate, 
rarely nearly opposite leaves; these are sometimes simple, but 
are usually trifoliate. Flowers disposed in terminal or axillary 
racemes. 
31 SPIRANTHE RA. Calyx 5-cleft. Petals 5, free. Stamens 
5. Anthers at length spirally revolute. Ovaries 5, villous, 
connected. Styles 5, joined. Leaves ternate. 
32 Garìrea. Calyx 5-toothed. Petals 5, connected at the 
base. Filaments 5, rarely 6-8, 2-4 of which are sterile. Ovaries 
5, connected. Styles 5, distinct, partly connected at the base, 
or joined in one. Fruit only of 1-2 carpels from abortion. 
Leaves simple and ternate. 
33 Atmripea. Calyx 5-toothed. Petals 5, distinct. Sta- 
mens 5. Ovaries 5, connected at the base. Fruit only of 1-2 
1-2-seeded carpels. Leaves simple. 
34 Diciértis. Calyx 5-cleft. Petals 5, connected at the 
base. Filaments 5, 3 of which are sterile. Anthers terminated 
by a bearded ligula. Fruit of 5 1-seeded carpels. Leaves 
simple. 
35 Eryturocuiton. Calyx tubular, 5-cleft, connected into 
2 nearly equal lips. Petals 5, connected. Filaments 5, all fer- 
tile. Fruit of 5 1-seeded carpels. Leaves simple. 
86 Ticdrra. Calyx 5-cleft. Petals 5, connected at the base. 
Filaments 5-7, rarely 8, 3 or 6 of which are sterile. Fruit of 5 
Connected, 1-seeded carpels. Leaves ternate, rarely simple. 
37 Monnie‘ra. Calyx 5-parted. Petals 5, connected into a 
bilabiate limb, lower lip 4-lobed, upper one I-lobed. Filaments 
5, 3 of which are sterile. Fruit of 5 or fewer 1-seeded carpels. 
A villous herb, with opposite or alternate trifoliate leaves. 
Trise VII. 
Zantuoxy’tem. This tribe differs from the two last in the 
flowers being of separate sexes. 
88 DicryoLtoma. Calyx 5-parted. Stamens 5, 
Petals 5, 
Tising each from a woolly scale. Carpels 5, distinct, 2-valved, 
3-4-seeded. Seeds kidney-shaped. Leaves pinnate. Male and 
female flowers intermixed. 
— 89 GALVE ZIA. Calyx 4-parted. Petals 4. Stamens 8, un- 
equal. Styles 4, distinct at the base, but connected at the apex. 
Drupes 4, 1-seeded. Seeds egg-shaped. Leaves simple. Male 
and female flowers on distinct branches or trees. 
40 Brucea. Calyx 4-parted. Petals 4. Stamens 4. Styles 
4, distinct. Drupes 4, 1-seeded. Leaves impari-pinnate. 
41 Brune’iua. Calyx 4-5-parted. Petals wanting. Sta- 
VOL. I. 
mens 8-10. Styles 4-5, distinct. Carpels 4-5, distinct, 1-2- 
seeded. Leaves opposite or ternately verticillate, simple, tri- 
foliate, and impari-pinnate. 
42 ZANTHÓXYLUM. Calyx 3-4-5-parted, with an equal num- 
ber of petals and stamens. Styles equal in number to the car- 
pels, distinct, or connected at the apex. Carpels 1-5, sessile 
or stipitate, 2-valved, 1-2-seeded. Leaves simple, ternate, 
abruptly and impari-pinnate. 
43 Boymia. Male flowers unknown. Calyx 5-cleft. Petals 
5. Styles 5, joined in one. Carpels 5, connected at the base, 
diverging at the top, 1-seeded. 
44 Toppa‘tia. Calyx 5-toothed. Petals 5. 
Stigma almost sessile, peltate. Fruit fleshy, 5-furrowed, 5- 
celled; cells 1-seeded. Leaves trifoliate. Male and female 
flowers on different branches. . 
45 Vepris. Calyx 4-parted. Petals 4. Stamens 8, un- 
Fruit fleshy, 4-lobed, 
Stamens 5. 
Stigma sessile, convex, peltate. 
Leaves trifoliate. 
equal. 
4-celled ; cells 1-seeded. 
flowers on different branches. 
46 Pre Lea. Calyx 4-5-parted. Petals 4-5. Stamens 4-5. 
Fruit compressed, 2-3-celled; cells 1-seeded, turgid in the centre, 
Male and female 
each cell expanded into an orbicular reticulated wing. Leaves 
of 3, rarely of 5 leaflets. 
47 Bracksu'rnia. Calyx 4-toothed, Petals 4. Stamens 
4. Style filiform, crowned by asimple stigma. Ovary conical, 
l-seeded. Male and female flowers on distinct trees. 
48 Aita’ntus. Flowers polygamous. Calyx 5-cleft. Petals 
5. Stamens 10, unequal. Styles 3-5, rising from the notches 
of the ovaries. Carpels 3-5, tongue-shaped, compressed, mem- 
branous, tumid in the middle, 1-celled, 1-seeded. Seeds 
compressed. Albumen wanting. Leaves abruptly or impari- 
pinnate. 
+ Genera allied to Rutáceæ, but are not sufficiently known. 
49 Pore’mBryum. Fruit nearly sessile, echinated, of 5 car- 
pels, which are connected together at the sides, at length sepa- 
rable, 2-valved, 1-seeded. Seeds ovate, furnished with a broad, 
entire, black spot at the base. Cotyledons fleshy, unequal. 
50 Psevpiésma. Calyx 5-parted. Petals 5. Anthers 5, 
sessile, conniving. Ovary 5-lobed, girded by a crown-formed 
thick nectary. Carpels 5, each seated on a proper pedicel, 
rather kidney-shaped. Seeds solitary, not calyptrate. Leaves 
simple. 
51 Tuysa'nus. Calyx of 5 sepals. Petals 5. 
short. Styles 4, inserted in the sides of the ovaries, crowned by 
bifid stigmas. Drupes 4, oblong, recurved at the apex, woolly. 
Seeds solitary, ovate, involved at the base by a fringed fleshy 
Stamens 10, 
tunic. Leaves pinnate. 
52 Tetrapium. Calyx 4-parted. Petals 4. Stamens 4, 
pilose. Ovary 4-lobed. Stigmas 4, awl-shaped. Capsules 4, 
roundish. Seeds solitary, arillate, Leaves impari-pinnate. 
53 Puiacon1a. Flowers dioecious. Calyx small, 4-toothed. 
Petals 4, valvate in the bud, Stamens 4. Style short, crowned 
by a large peltate stigma. Fruit capsular, 4-furrowed, 4-celled, 
8-seeded. Seeds angular, Leaves impari-pinnate. 
5G 
