110 



R. H. CAMBAGE, 



Hypocotyl erect, terete, light-brown, 1 to 1*5 cm. long, 

 1 mm. thick at base, *5 mm. at apex, glabrous. 



Cotyledons sessile, oblong, apex rounded, slightly sagit- 

 tate, 4 mm. long, 1*5 to 1*7 mm. broad, underside pale green 

 stippled with brown to reddish-brown, upperside at first 

 pale green becoming dark green, glabrous. 



Stem terete, glabrous. First internode *5 mm.; second 

 *5 mm.; third 2 mm.; fourth 5 mm.; fifth 1 cm. 



Leaves — No. 1. Abruptly pinnate, petiole 3 mm. long, 

 glabrous ; leaflets two pairs, oblong, acuminate, or obovate, 

 3 to 4 mm. long, 1*5 to 2 mm. broad; upperside green, 

 underside paler, midrib and second vein showing under lens; 

 rachis about 2 mm. long, glabrous, excurrent. 



No. 2. Abruptly bipinnate, petiole 3 to 5 mm. long, usually 

 slightly dilated, glabrous, excurrent; leaflets two pairs ; 

 rachis excurrent. 



No. 3. Abruptly bipinnate, petiole 1*4 to 2 cm. long, 

 vertically flattened and narrowed towards the base, show- 

 ing two distinct veins confluent at both ends, the lower 

 one the more prominent, glabrous; 

 leaflets two pairs, oblique midrib fairly 

 distinct, secondary and reticulating 

 veins showing under pocket lens, 

 often mucronate, green, glabrous. 



No. 4. A phyllode, about 3*5 cm. 

 long, 6 mm. broad, oblong-lanceolate, 

 narrowed at the base, glabrous with 

 two distinct nerves confluent at both 

 ends, the lower nerve the more promi- 

 nent and direct, the lateral veins much 

 finer and almost parallel with the 

 main nerves, the loopings at the ends 

 of the lateral veins forming in places 

 a sort of intramarginal vein. 



Fig. 4. Acacia Dawsoni. 

 About one and a half 

 times natural size. 



