LEGUMINOSjE. CCXXXIII. ACACIA. 



417 



curved ; petioles glandless, bearing subulate prickles between 

 the pairs of pinna.' ; leaves with 6-9 pairs of pinnae, which are 

 callous and bistipellate at the base, each pinna bearing 8-12 

 pairs of oblong-linear, mucronate, glabrous leaflets, which are 

 obtuse at both ends ; heads of flowers pedunculate, disposed in 

 a terminal raceme. \ . S. Cultivated in the gardens of Ja- 

 maica, where it was observed by Bertero. Flowers white, de- 

 candrous. A very distinct species, but the legume is unknown. 

 Spur-leaved Acacia. Clt. 1818. Tree 20 feet? 



213 A. COURRANTIA'NA (D. C. prod. 2. p. 465.) prickles on 

 the branches, petioles, and panicles, few and recurved ; petioles 

 glandless ; leaves with 8-10 pairs of pinnae, each pinna bearing 

 15-20 pairs of linear-oblong leaflets; heads of flowers pedun- 

 culate, disposed in terminal and axillary racemes. Jj . S. Na- 

 tive country unknown, but is cultivated in the gardens of Tene- 

 riffe. The whole plant is of a greyish or greenish glaucous 

 colour, and is related to A. COB sia. 



Courrant's Acacia. Clt. 1818. Tree. 



214 A. RIPA'RIA (H. B. et Kunth, nov. gen. amer. 6. p. 276.) 

 prickles scattered, hooked; leaves with 10-1 1 pairs of pinnae, 

 each pinna bearing 30-50 pairs of linear, ciliated leaflets, with 

 a gland above the base of the common petiole, and one between 

 each of the 2 ultimate pairs of leaflets ; heads axillary, solitary ; 

 legumes linear, flat, rather hooked at the apex. T; . S. Native 

 at the confluence of the Amazon and Chamaya. Flowers un- 

 known. 



River-side Acacia. Tree very tall. 



215 A. STIUA TA (Humb. et Bonpl. in Willd. spec. 4. p. 1089.) 

 rameal prickles scattered, erect ; branches striated, and are as 

 well as petioles pubescent ; leaves with 9 pairs of pinnae, each 

 pinna bearing 13-16 pairs of leaflets, which are rather pilose 

 beneath ; heads of flowers pedunculate, disposed in a terminal 

 panicle ; legume compressed, rather falcate, obtuse, beset with a 

 few short hairs. \i . S. Native of South America. Heads of 

 flowers small. 



Striated-branched Acacia. Shrub. 



216 A. MEGALADE'NA (Desv. journ. bot. 1814. 1. p. 69.) 

 rameal as well as petiolar prickles scattered and minute; leaves 

 with many pairs of pinnae, each pinna bearing many pairs of 

 leaflets, which are linear and glabrous, with a peltate gland 

 above the base of the petiole ; heads of flowers pedunculate, 

 disposed in racemes ; legumes compressed, rather falcate, quite 

 glabrous. I? . S. Native of the East Indies. 



Large-glanded Acacia. Tree. 



217 A. ARROPHU'LA (D. Don, prod. fl. nep. 247.) rameal as 

 well as petiolar prickles recurved ; petiole furnished in the mid- 

 dle with a large depressed broad gland ; leaves with many pairs 

 of pinnae, each pinna bearing many pairs of linear, unequal- 

 sided, obtuse leaflets, which are ciliated as well as the rachis ; 

 panicle terminal ; heads of flowers globose, solitary, or 5, pe- 

 dunculate. Jj . S. Native of Sirinagur, where it is called 

 Arroophul by the natives. 



Arrooplml Acacia. Clt. 1818. Tree 20 feet.. 



* * * * Prickles scattered. Stem climbing. 



218 A. SCA'NDENS (Willd. enum. 1057.) prickly ; stem climb- 

 ing, sulcate, tomentose ; leaves with many pairs of pinnae, each 

 pinna bearing many pairs of leaflets, with a gland between each of 

 the 10 or 12 ultimate pairs of pinnae ; heads of flowers panicled, 

 axillary, and terminal. T? . w . S. Native of Brazil. The 

 rest unknown. 



Scandent Acacia. Clt. 1780. Shrub cl. 



219 A. ? GUILANDIN-E (D. C. prod. 2. p. 465.) rameal as well 

 as petiolar prickles small and recurved ; stem sub-scandent ; 

 branches and leaves glabrous ; leaves with 4 pairs of pinnae, 



. each pinna bearing 2 pairs of leaflets, with a gland tinder the 

 VOL. n. 



ultimate pair of leaflets ; heads of flowers pedunculate, dis- 

 posed in a loose terminal panicle. Tj . w . S. Native of Cayenne. 

 Heads of flowers small, yellow. Legume unknown. 

 Guilandina-\\ke Acacia. Clt. 1820. Shrub cl. 



220 A. SARMENTO'SA (Desv. journ. bot. 1814. 1. p. 70.) 

 quite glabrous ; rameal and petiolar prickles scattered and 

 hooked ; leaves bipinnate, with 7 pairs of pinnae, each pinna 

 bearing many pairs of obtuse, linear, somewhat imbricate leaflets, 

 with a minute gland above the base of the petiole. Pj . S. Na- 

 tive country, flowers, and fruit unknown. Mimosa sarmentosa, 

 Desf. cat. hort. par. 180. Pers. ench. 2. p. 265. 



Sarmenlose Acacia. Clt. 1820. Shrub cl. 



2. Unarmed trees or shrubs. 



* TrichbdecE (from 0p< rpi^oe, thrix trichos, hair ; in refer- 

 ence to the hairy anthers). Anthers hairy. Stigma pencil- 

 formed. Perhaps a proper genus. 



221 A. TRICHO^DES (Willd. spec. 4. p. 1063.) unarmed, gla- 

 brous ; leaves with 2-3 pairs of pinnae, each pinna bearing 3-5 

 pairs of ovate, acute leaflets, with an oblong, erect gland be- 

 tween the lower pair of pinnae ; heads of flowers twin, pedun- 

 culate, axillary. Tj . S. Native of Caraccas, ex Jacq., and 

 about Lima, ex Dombey. Mimosa trichodes, Jacq. schcenbr. 

 t. 394. Branches dotted. Legume flat, compressed, linear, 

 rather obtuse at both ends, and somewhat mucronate at the apex, 

 glabrous. Seeds flat, compressed. Flowers white. 



.//aaVy-anthered Acacia. Clt. 1818. Shrub 6 to 10 feet. 



222 A. PSEUDOTRICHO'DES (D. C. prod. 2. p. 466.) unarmed, 

 glabrous ; leaves with 2 pairs of pinnae, each pinna bearing 2-4 

 pairs of leaflets ; petioles glandless ; heads of flowers 3-5, ax- 

 illary, pedunculate. Tj . S. Native of St. Domingo. Legume 

 like that of the preceding species, linear, flat, glabrous, some- 

 what stipitate at the base. Branches glabrous. 



False Trichodes Acacia. Shrub. 



* * Anthers glabrous. Stigma simjile. Julibrissince. 



223 A. FORMOSA (Kunth, mim. p. 102. t. 32. nov. gen. et 

 spec. 6. p. 278.) unarmed, glabrous ; leaves with 2 pairs of 

 pinnae, each pinna bearing 5-6 pairs of obovate-elliptic leaflets ; 

 petioles glandless ; stipulas large, oblong, obtuse ; heads of 

 flowers axillary, 2-5 on a common peduncle. 17 . S. Native of 

 Mexico, near Guanaxuato. Flowers white, polyandrous. Le- 

 gume unknown. 



Beautiful Acacia. Clt. 1825. Shrub 6 to 12 feet. 



224 A. NI'GRICANS (R. Br. in Ait. hort. kew. 4. p. 465.) un- 

 armed, glabrous ; leaves with 2 pairs of pinnae, bearing 5-7 

 pairs of obovate-oblong, obtuse leaflets on each of the superior 

 pinnae, and 2 or 3 pairs on each of the lower pinnae, with 1 or 2 

 glands on the petiole; stipulas subulate- setaceous ; heads of 



. flowers solitary. Tj . G. Native of New Holland, on the 

 south-west coast. Mimosa nigricans, Labill. nov. holl. 2. t. 238. 

 A. nigricans, Sims, bot. mag. 2188. The whole plant becomes 

 black on drying. Legume linear, flat, straight, 6-7-seeded. 

 Flowers yellow, polyandrous. 



Blackish Acacia. Fl. May, Jul. Clt. 1803. Sh. 6 to 10 feet. 



225 A. STRIGO'SA (Link. enum. 2. p. 444.) unarmed, pilose ; 

 leaves with 2 pairs of pinnae, each pinna bearing 2-3 pairs of 

 leaflets ; stipulas somewhat setaceous, caducous; heads of flowers 

 solitary. fj . G. Native of New Holland, on the south-west 

 coast. A. ciliata, R. Br. in hort. kew. 5. p. 465. but not of 

 Willd. Flowers yellow. . 



Strigose Acacia. Fl. Mar. Ju. Clt. 1803. Sh. 6 to 10 ft. 



226 A. UNGULA'TA (Desv. journ. bot. 1814. 1. p. 68.) un- 

 armed ; branches and branchlets pubescent ; leaves with usually 

 3 pairs of pinnae, each pinna bearing several pairs of linear, 

 nearly glabrous leaflets ; heads of flowers on long peduncles ; 



3 H 



