656 



COMBRETACEiE. I. Bucida. 



^ 



4-5 (f. 89. &.)» inserted near the top of the tube of the calyx, and 5-angled; angles winged, two of the wings larger than the 

 alternating with its lobes (f. 89. b.). Stamens inserted in the rest. 



tube of the calyx (f. 88. c. f. 89. a.)> usually double the number 



7 Ramatue'lla. Flowers unknown. Fruit 5-angled ; angles 



of the lobes of the calyx (f. 89. c), rarely equal or triple that winged at the apex. 



number ; filaments exserted, free, filiform or subulate ; anthers 



8 Conoca'rpus. Flowers hermaphrodite, apetalous. Calyx 



2-celled, bursting lengthwise. Ovary 1-celled, 2 (f. 88. a.)'5 5-cleft. Stamens 5-10. Fruit corky, scale-formed, closely im- 

 (f. 89. e.) -ovulate ; ovula pendulous from the apex of the ova- bricated into a head resembling a cone. 



rium. Style 1, slender (f. 88. rf. f. 89. d.). Stigma simple. 

 Fruit drupaceous, baccate or nucamentaceous, 1-celled, inde- 

 hiscent, 1 -seeded from abortion, and usually furnished with lon- 

 gitudinal wings. Seed pendulous, filling the cavity of the peri- 



Trtbe II. 



CoMBRE^TE^. Flowers with 4 to 5 petals. 



9 Laguncula'ria. Flowers hermaphrodite. Calyx 5-cleft, 



carp, exalbuminous. Embryostraight, having the radicle directed permanent. Petals 5, minute. Stamens 10, inclosed. Fruit 

 to the hylum, with an inconspicuous plumule, and foliaceous marginate, coriaceous, crowned by the calyx. 



cotyledons, which are sometimes flattish and reflexedby a middle 



10 Guie'ra. Flowers hermaphrodite. Calyx tubular, 5- 



plait, but usually convolute, that is, spirally folded round the axis, toothed. Petals 5, small. Stamens 10. Capsule narrow 

 continuous with the radicle. — Trees or shrubs, for the most part pentagonal. 



f 



natives within the tropics, with alternate or opposite, exstipulate, 



11 Combre^tum. Flowers hermaphrodite. Calyx cylindrical 



feather-nerved, entire leaves, and axillary or terminal spikes or (f. 89. a.) or campanulate, 4-5-toothed. Petals 4-5 (f. 89. b.)» 

 racemes of flowers. Stamens 8-10. Fruit narrow, oval, furnished with 4-5 vertical 



Comhretacece agrees with Myrtacece, in the structure of the wings (f. 89. e.). 



embryo ; in this respect it also accords with Rhizophorece ; 



12 Cacou'cia. Flowers hermaphrodite. Calyx campana 



and with ^/ang^^e*^, and Onagrane^, in the general structure of late, 5-toothed. Petals 5. Stamens 10-14. Fruit ovate, o 

 the flower. With Eledgnece and Santalacece, the apetalous angled, pulpy inside. 



genera agree in many important particulars. The properties 

 are mostly astringent. 



13 Lumni'tzera. Flowers hermaphrodite, with 2 bracteas 

 under each. Calyx tubular, 5-toothed. Petals 5. Stamens 10. 



Combretum and Quisqnalis are among the most splendid of Fruit dry. 



tlie climbing plants of the tropics, adorning the trees from which 



14 Quisqua'lis. Flowers hermaphrodite. Calyx tubular. 



they hang with garlands of white, crimson, and yellow flowers. 5-cleft. Petals 5. Stamens 10. Fruit dry, 5-angled. 



The bark of Bucida Buceras is vised with success in Guiana for 

 tanning leather. The juice of Terminalia vernix is employed 

 by the Chinese as a varnish ; it is, however, caustic, and its ex- 

 halation dangerous ; benzoin is the produce of Terminalia Ben- ^" ^"^^^^ ^'^^' ^^^^^^ ^' ^"^^"- 



•j" Genera not sufficiently known. 



15 Cerato'stachys. Flowers hermaphrodite. Calyx with 



Stamens 8-16, unequal. 



zoin. 



The kernel of several species is eaten as a nut, and the ^^^P^ baccate, crowned by the limb of the calyx 



expressed oil has the remarkable quality of not becoming rancid. 



Synopsis of the genera. 



Tribe I. 



4 



TERMiNALiE^iE. Flowers apetalous. 



16 Bruguie'ra. Flowers hermaphrodite. Tube of calyx 

 furnished with 2 scales in the middle. Petals 5. Stamens 10. 

 Ovarium adnate to the calyx, containing 4 pendulous ovula. 



Fruit unknown. 



17 Bobu'a. Flowers hermaphrodite. Calyx S-cleft. Petals 



1 Bucf DA. Flowers hermaphrodite, apetalous. Calyx with 5. Stamens 20-30. Fruit ovate, few-seeded, 

 anurceolate 5-toothed limb. Stamens 10. Drupe baccate, con- 



taining an angular putamen. 



2 Agathisa'nthes. Flowers dioecious, apetalous. Calyx 

 5-parted. Stamens 10. Drupe baccate, umbilicate, containing 

 a compressed 1 -seeded nut. 



3 Termina'ha. Flowers usually polygamous from abortion, 

 apetalous. Calyx campanulate, 5-cleft (f. 88. a.) Stamens 10 



crowned 



seeded (f. 87. a. 6.). 



4 Penta'ptera. All as in Terminalia^ but differs in the fruit 

 being furnished with 5-7 vertical exserted wings. 



5 Getonia. Flowers hermaphrodite, apetalous. Caljrx cam- 

 panulate, 5-parted. Stamens 10. Fruit ovate, oblong, crowned 



pentagonal 



petal 



some male. Calyx 5-cleft. Stamens 10. Fruit drupaceous, 



Tribe I. 



TERMIN ALIE M (plants agreeing with Terminalia in having 

 apetalous flowers). D. C. prod. 3. p. 9.— Myrobalanese, Juss. 

 in ann. mus. 5. p. 222. — Terminalikceae, Jaum. exp. fam. 1. ?• 

 178. t. 29.— Eleagnorum, gen. Juss. gen. p. 75. Flowers ape- 

 talous, usually dioecious or polygamous. , 



I. BUCrD A (from fiovg, bous, an ox ; Dr. Browne had named 

 this tree buceras, from (iovQ and Kepag, from the shape ot tne 



Erocess terminating the spike of flowers resembling a bulls 

 orn). Lin. gen. 541. Lam. ill. t. 356. Gsertn. fruct. 3. p. 

 208. t. 217.— Buceras, P. Browne, jam. t. 23. f. 1.— Hudsonia, 

 Robins, in Lun. hort. jam. 2. p. 310. but not of Lin. 



Lin. syst. Decdndria, Monogynia. Flowers hermaphrodite. 

 Limb of calyx urceolately-campanulate, 5-toothed, deciduous, re- 

 tals wanting. Stamens 10, inserted by 2 series, 5 at the base o 

 the limb, and the 5 longest inserted between the incisures of tne 



Anthers didymous. Style subulate, acute. Drupe 

 baccate, containing an angular putamen, Ovula 3. Seed t 



caljrx. 



