

108 



LEGUMINOS^E. CCXXXIII. ACACIA. 



Sopliora--poi\deA Acacia. Fl. April, Ju. Clt. 1805. Tr. 20 ft. 



SECT. II. CONJUGA'TO-PINNA'T^E. Leaves with one pair of 

 pinnae, each pinna bearing few or many pairs of leaflets. This 

 is an artificial section, composed of a heterogeneous mass of 

 species, the most part of which are not well known. 



96 A. AMENTA'CEA (Moc. et Sesse, fl. mex. icon. ined. D. C. 

 prod. 2. p. 455.) glabrous; spines stipular, straight; pinnas 

 bearing 2 pairs of oblong leaflets ; petiole very short ; spikes ob- 

 long-cylindrical, axillary, sessile. I? . S. Native of New Spain. 

 Spikes dense, resembling the aments of a salix. Legumes 

 unknown. Flowers yellow. 



Amentaceous Acacia. Tree. 



97 A. LAXIFLO'RA (D. C. prod. 2. p. 455.) unarmed, glabrous ; 

 pinnae bearing 3 pairs of petiolulate oval leaflets ; petiole elon- 

 gated; panicles axillary, loosely branched ; heads 1-3-flowered. 



I? . S. Native of the island of Timor. Flowers polyandrous. 

 Leaflets 2-3 inches long, and 1-| inch broad. A very distinct 

 species. 



Loose-Jlonered Acacia. Tree. 



98 A. CORONILLSFOLIA (Desf. cat. hort. par. ed. 2. p. 207.) 

 glabrous ; spines stipular, straight ; pinnae bearing 5-9 pairs of 

 linear, obtuse, rather glaucous leaflets ; petiole very short, or 

 hardly any, bearing a sessile gland between the pair of pinnae. 



(7 . G. Native of the north of Africa, near Mogodor. Mimosa 

 Giraffae, Brouss. in hort. monsp. Mimosa coronilhefolia, Pers. 

 ench. no. 44. Heads of flowers ovate, pedunculate. It differs 

 from the following species in the petioles being very short. 

 Coromlla-leavcd Acacia. Clt. 1817. Tree. 



99 A. GUMMIFERA (Willd. spec. 4. p. 1056.) glabrous ; spines 

 stipular, straight ; pinna bearing 6 pairs of linear obtuse leaf- 

 lets ; petiole bearing a sessile gland between the pair of pinnae ; 

 spikes oblong, axillary ; legumes somewhat moniliform, clothed 

 with white tomentum. Tj . G. Native of the north of Africa, near 

 Mogodor. S6ssa gummifera, Gmel. syst. Very like A. Arablca. 

 Gum-arabic is obtained from this species as well as from many 

 others. 



Gum-bearing Acacia. Clt. 1823. Tree. 



100 A. STROMBUUFERA (Willd. spec. 4. p. 1055.) glabrous; 

 spines stipular, or nearly wanting ; pinnae bearing 4-6 pairs of 

 alternate or opposite, linear, obtuse leaflets, without any gland 

 between the pinna ; legume terete, spirally twisted. Tj . S. Na- 

 tive of Peru, in woods, where it is vulgarly called retorluna from 

 the shape of the pods. Mimosa strombulifera, Lam. diet. 1. p. 

 15. Flowers unknown. Legume indehiscent, which character 

 indicates a separate genus. 



Strombus-bearmg Acacia. Shrub 6 to 8 feet. 



101 A. MAGDALE TSJE (Bert, in herb. Balb. D. C. prod. 2. p. 

 455.) unarmed ; stipulas lanceolate, striated, erect ; pinnse bear- 

 ing 25 pairs of linear, obtuse, smoothish leaflets ; petiole pubes- 

 cent, glandless, much shorter than the pinna;. TJ . S. Native 

 of St. Martha. Flowers unknown. Legume 2 inches long, 

 thickish, straight, and glabrous, with the valves thick and fur- 

 rowed on the outside. 



Magdalena Acacia. Tree. 



102 A. PILOSA (Bert, in herb. Balb. ex D. C. prod. 2. p. 455.) 

 spines nearly axillary, spreading, straight ; stipulas lanceolate, 

 striated, erect; pinnae with 13 pairs of linear obtuse leaflets; 

 petiole very short, glandless, and is, as well as the branches, 

 pilo;e. Tj . S. Native of Jamaica. Flowers and legumes un- 

 known. This is a very singular species from having stipular 

 spines, and the stipulas existing at the same time. 



Pilose Acacia. Clt. 1800. Tree. 



103 A. RETICULA'TA (Willd. enum. 1051.) spines stipular, 

 straight, length of the leaflets ; leaves with one or more pairs of 

 pinnae, each pinna bearing 6-9 pairs of oblong-linear, obtuse, dis- 



tant leaflets ; petiole furnished with a gland at the apex, and 

 terminated by a spine-like mucrone ; spikes globose, peduncu- 

 late ; legumes oval, compressed, tj . G. Native of the Cape 

 of Good Hope? Mimosa reticulata, Lin. mant. 129. Pluk. 

 aim. t. 123. f. 2. Flowers white. 



Iteticulated Acacia. Clt. 1816. Tree 10 to 12 feet. 



104 A. PULCHE'LLA (R. Br. in hort. kew. 5. p. 264.) smooth- 

 ish ; spines stipular, straight, slender ; pinnae bearing 5-7 pairs 

 of oblong-obovate, obtuse leaflets ; petiole short, bearing a 

 pedicellate gland between the pair of pinnae ; heads of flowers 

 solitary. Ij . G. Native of New Holland. Lodd. bot. cab. 

 212. Flowers yellow. Perhaps the same as A.pulchella of 

 Link, enum. 2. p. 444. but the spines are said to be scattered in it. 



Neat Acacia. Fl. April, July. Clt. 1803. Sh. 3 to 5 ft. 



105 A. HISPIDI'SSIMA (D. C. prod. 2. p. 455.) stem and 

 branches very hispid ; spines stipular, straight, slender ; pinnaj 

 bearing 5-7 pairs of oblong, obtuse leaflets ; petiole short, bear- 

 ing a pedicellate gland between the pair of pinnae ; heads of 

 flowers solitary. >? . G. Native of New Holland, on the east 

 coast. Very like the preceding species, but differs from it in 

 the stems, branches, and petioles being beset with long, white 

 stiff hairs. Peduncles glabrous. 



Very hispid Acacia. Fl. April, Jul. Clt. 1800. Sh. 3 to 6 ft. 



106 A. H^MASTOMA (Bert. ined. D. C. legum. mem.xii. t. 68. 

 prod. 2. p. 456.) stem glabrous ; spines stipular, spreading, 

 straight ; pinnae bearing 4-6 pairs of obovate-elliptic, obtuse, 

 rather pilose leaflets ; petiole short, glandless ; heads of flowers 

 solitary or twin, somewhat racemose. fj . S. Native of St. 

 Domingo. Mimosa spartioides, Vahl. ined. in herb. Juss. Pe- 

 duncles, corolla, and legumes hairy. Stamens purple, 15, or 

 only 13 or 14 from abortion. Legume linear, bluntish, atte- 

 nuated at the base, straightish. Leaflets 2 lines long. Very 

 like I'nga purpurea, of which it is probably a congener, but 

 differs in there being no pulp in the pods. 



Bloody-mouthed Acacia. Shrub 3 to 6 feet. 



107 A.DETINENS (Burch, trav. 1. p. 310. cat. no. 1628.) 

 spines stipular, recurved, very short ; leaflets obovate ; petioles 

 pubescent ; flowers capitate ; legume oval, flat, membranous, 

 few-seeded, fj . G. Native of the Cape of Good Hope, 

 where it forms impenetrable masses. 



Detaining Acacia. Fl. April, Jul. Clt. 1824. Sh. 3 to 6 ft. 



108 A. VIRIDIRA'MIS (Burch. trav. 1. p. 300. cat. no. 1586.) 

 spines stipular, very short, recurved ; pinnae bearing 6-8 pairs 

 of small, oval, approximate leaflets. ^ G. Native of the 

 Cape of Good Hope, in a place called Carel Krieger's Grave. 

 Branches green, flexuous. Buds white from wool. 



Green-branched Acacia. Clt. 1816. Shrub 4 to 5 feet. 



109 A. CINERA'RIA (Willd. spec. 4. p. 1057.) prickles scat- 

 tered, hooked ; pinnae bearing 8-9 pairs of oblong- linear, equal 

 leaflets. ^ . S. Native of the East Indies. Mimosa cineraria, 

 Lin. spec. 1500. Pluk. aim. t. 2. f. 1. 



Greyish Acacia. Tree. 



110 A. ERIA'NTHA (Desv. journ. bot. 1814. 1. p. 68.) spi- 

 nbse ; pinnae bearing usually about 6 pairs of nearly elliptic, 

 pubescent leaflets ; flowers capitate ; calyxes quite glabrous, but 

 the corolla is clothed on the outside with silky pili. Tj . S. 

 Native of the East Indies. 



fVoolly-Jloniercd Acacia. Tree. 



111 A. CASSIOIDES (Willd. enum. 1051.) spines stipular, seta- 

 ceous ; pinnae bearing 4-6 pairs of lanceolate leaflets, which 

 are acute at both ends, the outer ones the largest. ^ S. Na- 

 tive country, flowers, and fruit unknown. 



Cassia-like Acacia. Clt. 1820. Tree 20 feet. 



112 A. DI'PTERA (Willd. enum. 1051.) spines stipular, very 

 short, subulate ; pinnae bearing 20-24 pairs of linear, obtuse, 

 glabrous leaflets. 17 . S. Native of South America. Flowers 



