EHIZOPHOEACEiE. 
109 
twice as many as the petals, inserted with them at base of the calyx- 
teeth ; filaments filiform; anthers at first many, finally two-celled. 
Ovary partly or entirely inferior ; style entire. Fruit indehi scent, 
coriaceous, one-seeded. Seeds exalbuminous ; the radicle growing very 
large, hard, and cylindrical, and taking root without falling — Trees of 
muddy shores, with coriaceous entire opposite leaves. Distbib. Cos- 
mopolitan in the tropics. Species 50. 
Calyx-teeth 4. Petals entire, not setose 1. Rhizophora. 
Calyx-teeth 5. Petals setose, obscurely toothed at tip . . . '2. Ceriops, 
Calyx-teeth 8-14. Petals bifid, setose 3. Brugiera. 
1. RHIZOPHORA, Linn. 
Calyx-tube short, adnate to the lower part of the ovary ; teeth 4, 
lanceolate, coriaceous, persistent, reflexed. Petals 4, deciduous, entire, 
inserted in the disk. Stamens 8, inserted with the petals ; filaments 
short; anthers connivent, oblong-accuminate. Ovary half-iuferior, 2- 
celled, produced in a large cone beyond the calyx, narrowed into the 
style ; ovules 2. Fruit large, coriaceous, ovoid, 1-seeded, the long 
cylindrical radicle protruding from the apex, and taking root without the 
fruit falling. — Trees inhabiting muddy shores, with crowded petioled 
oblong entire very coriaceous leaves, and trunks sending out roots 
above the base. Distbib. Cosmopolitan in the tropics. Species 3-4. 
1. R. mucronata, Lam. ; DC. Prod. iii. 32. An erect tree, 12-16 
feet high, with leaves crowded at the end of the thick branches. Leaves 
petioled, oblong, very coriaceous, mucronate, 4-5 in. long ; stipules large, 
lanceolate, convolute, deciduous. Flowers 2-4 together in peduncled 
axillary drooping cymes ; pedicels short, with a pair of persistent small 
deltoid connate bracteoles clasping the calyx. Flower-calyx \ in. long, 
with a short tube. Petals oblong-navicular, silky. Fruit hard, 1-1^ 
in. long, girdled near the base with the reflexed sepals, the radicle 
issuing from the top. 
Seychelles and Mauritius, common on muddy shores. Spread through the 
tropics of the Old World. Manglier. 
2. CERIOPS, Arnott. 
Calyx-tube obconic, adnate to the base of the ovary ; teeth 5, lanceo- 
late, coriaceous, valvate, finally patent. Petals as many as the sepals, 
truncate, with 2-3 minute bristles from the tip. Stamens 10, in pairs 
opposite the petals ; filaments filiform ; anthers linear-oblong. Ovary 
partly inferior, imperfectly 3-celled ; ovules 2 in each cell, pendulous ; 
style filiform ; stigma simple. Fruit small, conical, girt near the base 
with the spreading calyx-teeth, by abortion 1-celled and 1-seeded, the 
clavate radicle protruding as in j Rhizophora. — Small trees with the habit 
and leaves of Phizophora. Distbib. Tropics of the Old World. 
Species 2-3. 
1. C. Candolleana, Am. in Ann. Sc. Nat. 1838, 364. A small tree, 
