COMBRETACE^l. XI. COMBRETUM. 



663 



long, membranous, attenuated at both ends, covered with resi- 

 nous rusty dots beneath, as well as the calyxes ; petals scale- 

 formed, obovate-lanceolate, acuminated ; stamens very long. 

 17 . w . S. Native of Guayaquil. Very like the preceding, but 

 differs in the membranous leaves tapering to both ends, and in 

 the shape of the petals. 



Sharp-pctalled Combretum. Shrub cl. 



3 C. FORMOSUM (G. Don, in Lin. trans. 15. p. 420.) climb- 

 ing ; leaves oblong-elliptic, acuminated, beset with resinous 

 rusty dots beneath, but when in a young state clothed with rusty 

 down, as well as the calyxes ; flowers crowded ; petals scale- 

 formed, cuneate-lanceolate, acuminated. J? . w . S. Native of 

 Brazil, near Rio Janeiro. Very like the two preceding species, 

 but differs in the young leaves and calyx being clothed with 

 rusty down. 



Beautiful Combretum. Shrub cl. 



4 C. MICROPE'TALUM (D. C. prod. 3. p. 19. St. Hil. fl. bras. 

 :.'. p. -M9.) leaves elliptic-oblong, acuminated, smoothish above, 

 and lepidotted beneath ; spikes simple, dense-flowered, on short 

 peduncles, about equal in length to the leaves ; calyx rubiginose, 

 with a tetragonal tube ; petals obovate-lanceolate ; stamens very 

 long. Jj . ,_,. S. Native of Brazil, in the provinces of Minas 

 Geraes and Minas Novas. Petals yellow. 



Small-pelaUed Combretum. Shrub cl. 



5 C. ROTUNDIF6LIUM (Rich. act. soc. hist. nat. par. I. 791. p. 

 108.) climbing; leaves ovate-roundish, mucronate, glabrous; 

 spikes opposite, bractless ; flowers secund 1 calyx glabrous on 

 the inside, fj . w . S. Native of Cayenne. Leaves of the branches 

 oval, of the branchlets roundish. Calyx lepidotted on the out- 

 side. Stamens very long, purple 1 Fruit with ample membra- 

 nous wings. 



Round-leaved Combretum. Shrub cl. 



6 C. MACROCA'RPUM (Beauv. fl. d'ow. 2. p. 90. t. 118. f. 2.) 

 fruit large, 4-winged ; wings deeply cordate at the apex. fj . 

 ,_,. S. Native of the west coast of Africa, at Benin. 



Large-fruited Combretum. Sh. cl. 



2. Calyx tubular. Flowers disposed in terminal fascicles or 

 umbels. 



7 C. LEUCOPHY'LLUM (G. Don, in edinb. phil. journ. 1824. p. 

 344. and in Lin. trans. 15. p. 421.) erect, clothed with fulvous 

 villi ; leaves oblong, mucronate ; racemes corymbose or umbel- 

 late ; floral leaves white, and constituting an involucrum to 

 the head of flowers, and with a linear white bractea to each 

 flower ; petals lanceolate, obtuse, 4 times longer than the calyx. 

 ^ . S. Native of Sierra Leone, not far from Free-town, and of 

 Senegal at St. Louis. C. trigonoides, Perr. in litt. ex D. C. prod. 

 3. p. 20. Flowers pedicellate, scarlet. Stamens scarlet, much 

 longer than the petals, bearing black anthers. 



White-leaved Combretum. Sh. 4 to 6 feet. 



8 C. LANUGINOSUM (G. Don, in Lin. trans. 15. p. 422.) erect ; 

 leaves orbicular, emarginate ; flowers in fascicles ; petals oval, 

 crenulated, a little longer than the calyx. ^ . S. Native of 

 Abyssinia. Shrub branched, woolly. Stamens long. 



Woolly Combretum. Sh. 4 to 6 feet. 



9 C. PUNCTA'TUM (Blum, bijdr. p. 640.) climbing; leaves 

 elliptic-oblong, acuminated, dotted on both surfaces ; spikes 

 capitate, panicled, axillary, and terminal ; calyx villous inside. 



Vj . w . S. Native of Java, on the mountains. 

 Z)oerf-leaved Combretum. Sh. cl. 



^ 3. Calyx tubular. Spikes axillary, never terminal. 



10 C. EXTE'NSUM (Roxb. hort. beng. p. 28. G.Don, in Lin. 

 trans. 15. p. 422.) climbing, glabrous ; leaves oblong or obovate, 

 coriaceous ; spikes slender, short, solitary, dense-flowered ; pe- 

 tals ovate, acute, shorter than the calyx. Jj . ,_,. S. Native of 



the Moluccas. Flowers small, white. Stamens white, disposed in 

 one series, much exserted. Stigma subcapitate. 

 Extended Combretum. Sh. cl. 



11 C. HERBA'CEUM (G. Don, in edinb. phil. journ. 1824. p. 

 344. and Lin. trans. 15. p. 423.) herbaceous, humble; stems 

 simple, pubescent ; leaves alternate, lanceolate, mucronate, 

 clothed with silky villi beneath, but glabrous above in the adult 

 state ; peduncles twin, few-flowered ; petals ovate, acute, a little 

 longer than the calyx. I/ . S. Native of Sierra Leone, com- 

 mon in the low lands. Root woody. Flowers small, white. 

 Stamens not much exserted. 



Herbaceous Combretum. Fl. Feb. PI. 1 foot. 



12 C. DUARTEA'NUM (St. Hil. fl. bras. 2. p. 248.) leaves el- 

 liptic, acuminated, lepidotted on both surfaces ; spikes shorter 

 than the leaves ; tube of calyx tetragonal ; branches glabrous ; 

 petals lanceolate, very narrow at the base. J? . w . S. Native 

 of Brazil. Limb of calyx funnel-shaped. 



Duarte's Combretum. Sh. cl. 



4. Calyx turbinately-campanulate. Racemes axillary and 

 terminal, panicled. Flowers pedicellate. 



13 C. PANICULA'TUM (Vent, choix. p. 58.) leaves oblong, ob- 

 tuse ; panicle terminal, branched, hairy ; calyxes pubescent ; 

 bracteas very short ; flowers pedicellate. Jj . ^. S. Native of 

 Senegal and Sierra Leone. Flowers scarlet. 



Panicled-Aowered Combretum. Sh. cl. 



14 C. SPINOSUM (G. Don, in edinb. phil. journ. 1824. p. 345.) 

 erect, glabrous ; branches spinescent ; leaves on long petioles, 

 oval, membranous ; flowers pedicellate ; calycine teeth nearly 

 obsolete; petals oval, obtuse ; stamens not much exserted. Ij . S. 

 Native of Sierra Leone, in the low lands. Flowers small, scarlet, 

 collected into fascicles. Anthers black. 



Spinose Combretum. Shrub 6 to 8 feet. 



15 C. SMEATHMA'NNI (G. Don, in Lin. trans. 15. p. 425.) 

 climbing, hairy ; leaves elliptic, acuminated, floral ones yellow ; 

 bracteas very large ; racemes elongated ; flowers pedicellate. 

 Tj . w . S. Native of Sierra Leone. Flowers solitary, in the axils 

 of large bracteas. Stamens exserted. 



Smealhmann's Combretum. Shrub cl. 



5. Calyx turbinately campanulate. Spikes axillary and 

 terminal, usually disposed in the manner of a panicle. 



1C C. E'LEGANS (St. Hil. fl. bras. 2. p. 277. t. 129.) climbing ; 

 leaves elliptic, acute, acuminated, puberulous above, and clothed 

 with yellowish tomentum beneath ; spikes simple, on short pe- 

 duncles ; petals lanceolate, acute, hairy ; calycine tube cylindrical. 

 Jj . w . S. Native of Brazil, in the province of Minas Geraes. 

 Branches covered with yellowish tomentum. Petals yellow. 



Elegant Combretum. Shrub cl. 



17 C. FARINOSUM (H. B. et Kunth, nov. gen. amer. 6. p. 110. 

 G. Don, in Lin. trans. 15. p. 425.) climbing, glabrous ; leaves 

 elliptic-oblong, obtuse, rather coriaceous, rounded at the base, 

 mealy beneath ; spikes usually twin, many-flowered ; petals 

 scale-formed; stamens very long. \? . w . S. Native of Mexico, 

 between Acapulco and Venta del Exido. Flowers subsecund, 

 orange-coloured . 



Mealy Combretum. Fl. April, July. Clt. 1825. Sh. cl. 



18 C. FRANGUL-EFOLIUM (H. B. et Kunth, nov. gen. amer. 6. 

 p. 109. t. 538.) climbing, glabrous ; leaves elliptic, lepidotted on 

 both surfaces ; spikes solitary, rarely twin ; bracteas oblong, 

 acute, villous ; petals crenated, rather fan-shaped. fy . w . S. 

 Native on the banks of the Orinoco, near Angustura, and Cari- 

 chana. Stamens long. 



Fraiigula-leaved Combretum. Shrub cl. 



19 C. LA'XUM (Jacq. amer. p. 104. and pict. p. 53.) climbing, 

 glabrous ; leaves ovate ; spikes erect, loose-flowered ; calyx 

 pubescent ; petals roundish, shorter than the calyx. Ij . w . S. 



