LEGUMINOS^E 



471 



base, rounded at the apex, entire, slightly convex, five-nerved, 

 glabrous on both sides, dark green above. 



Stem erect, herbaceous, terete, glabrous, dark green ; 1st inter- 

 node 1 cm. long, and 1 mm. thick ; 2nd shorter and thinner. 



Leaves. No. 1. Abruptly 

 pinnate, about 4 cm. long and 

 2 cm. broad ; leaflets linear- 

 lanceolate, oblique, in about 

 seven pairs, obscurely nerved 

 and veined, thin, bright green 

 above, paler below ; leaflets 1 cm. 

 long and 2-3 mm. broad. 



No. 2. Abruptly bipinnaie, 

 petiole 1'5 cm.long, -5 mm. thick, 

 ending in a setaceous mucro ; 

 primary pinnre two, about 2 cm. 

 long and 1-25 cm. broad, with 

 about six pairs of secondary 

 ones ; the latter subsessile, 6-8 

 mm. long and 2 mm. broad, 

 otherwise like those of No. 1. 



Nos. 3 and 4. Similar to No. 2. 



PIG. 307. Leucczna glauca. Nat. 



TKIBE ACACIEJE. 



Acacia Burkittii, F. Muell (fig. 308). 



Hypocotyl suffrutescent, erect, glabrous, pale green, suffused 

 with purple at the base, 5'5 cm. above the soil, 2 mm. thick. 



Cotyledons foliaceous, broadly triangular, obtuse, deeply auricled 

 at the base, sessile, with half-ovate auricles, convex above, and deep 

 subglaucous-green, rigid and fleshy, pale beneath with numerous 

 irregular tortuose ridges along the middle, none of which are half 

 the length of the leaf. 



Stem succulent, ultimately fruticose, terete, stout immediately 

 above the cotyledons, then suddenly becoming slender, pubescent 

 with somewhat adpressed curved hairs, pale green ; .1st internode 

 1-5 mm. long; 2nd 4 mm.; 3rd I'l cm.; 4th T35 cm.; 5th 

 1-15 cm. 



Leaves compound, cauline, alternate, stipulate, petiolate, bright 

 green above, paler beneath ; petioles subterete, channelled above, 

 densely pubescent as well as the rachis of pinnaa when young, less 

 so when older ; stipules subulate, acute, free. 



Nos. 1-6 inclusive. Bipinnate with one pair of pinnae and nume- 



