LEGUMlNOSiE. 321 



Acadia arborea maxima, iion spinusa, pinnis majoribus, flore 

 albo, siliqua conturta coccinea ventricosa elegantissima, Shane, 

 II. t, 182. f. I, 2. — Mimosa arborea, Browne, 252. — Stcartz, 

 Obs. 390. — Acacia arborea, Willd. Spec. PL IV. 1064. 



HAB. Common in tbe mountains. 



FL. July. 



A lofty tree with spreading branches : branchlets brownish, 

 rimulose, striated. Leaves 9-12 inches long: pinnae 12-16- 

 paired, 5-6 inches long: leaflets 20-30-paired, shortly petiolu- 

 led, ovali-oblong, unequal at the base, bluntish : common petiole 

 roundish, angulose, ferrugineo-velutine, with a roundish de- 

 pressed green glandule between each pair of pinnae : partial 

 petioles terete, ferrugineo-velutine : petiolules very short, green, 

 incrassated. Heads of flowers axillary, two together, peduncled : 

 peduncles at right angles from each other, 2 inches in length, 

 terete, ferrugineo-velutine : flowers whitish flesh-coloured, nu- 

 merous. Calyx tubulose, 5-dentate, coloured, pubescent at the 

 mouth. Corolla more than twice the length of the calyx, 5-fid. 

 Filaments numerous, delicately capillary, matted : anthers mi- 

 nute, yellow. Legume roundish, contorted, scarlet, 4-5 inches 

 in length ; valves coriaceous, internally blood-coloured : seeds 

 spherical, black, shining. 



This is a valuable timber-tree, well adapted for flooring. 



I may here mention that A. Bancroftiana of Bertero has 

 proved to be C^esalpinia bijuga. 



* * 



* Petals imbricated ; stamens perigynous. 



Tribe IX. Geoffrece. 

 Filaments variously connected, 



XL. Arachis. 



Calyx long, tubulose, pedicelliform, with the limb 

 ^-lipped. Corolla resupinate. Stamens inserted with 

 the petals in the throat of the calyx, 9 of them con- 

 nected and fertile, the 10th free and sterile. Ovary 

 stipitate; the stipe shortly after the opening of the 

 flower elongated. Legume ovato-oblong, obtuse at 

 both ends, gibbous, torulose, venoso-reticulated, cori- 

 aceous, indehiscent, 2-4-seeded : seeds thick, oily 

 within ; embryo straight ; radicle short, obtuse ; co- 

 tyledons semiellipsoid. — De Cand. 



Name, derived from Aracos or Aracidna, a plant which, ac- 

 cording to Pliny, had neither stem nor leaves, but was all root. 



VOL. I. V 



