ACACIA SEEDLINGS. 397 



close to the lower margin, the lamina showing reticulating 

 veins ; leaflets four to five pairs. 



No. 9. Either abruptly bipinnate similar to No. 8, or a 

 lanceolate phyllode tapering towards the base, with a 

 distinct midrib and nerve-like margins. 



Unlnerves — Racemosse. 



Acacia Flocktoni^, Maiden. 1 Seeds from Yerranderie* 



New South Wales. Growing on Permo-Oarboniferous 



sandstone and shale soil. (Plate XV, Numbers 5 to 7.) 



Seeds dull black, oval-oblong, 4 mm. long, 2'5 mm. broad,, 



1 mm. thick. 



Hypocotyl erect, terete, very pale red, 1 to 2*5 cm. long* 

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



Cotyledons sessile, slightly auricled, oblong, apex rounded* 

 4 to 5*5 mm. long, 2 to 3 mm. broad, becoming revolute, 

 sometimes remaining until the phyllodes appear, outer or 

 underside greenish-yellow, sometimes reddish towards apex* 

 upper or innerside brown, becoming dark green, glabrous. 



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



2 mm. to 1*1 cm.; third 1*6 to 1*8 cm.; fourth 1*4 to 2*7 cm.; 

 fifth 2*6 to 3*2 cm. 



Leaves — No. 1. Abruptly pinnate, petiole 3 to 5 mm. long* 

 green, glabrous; leaflets three pairs, oblong, acuminate, 4 

 to 5 mm. long, 1 to 1*5 mm. broad, green on both sides, 

 midrib showing under pocket lens, more distinct on under- 

 side; rachis 4 mm. long, green, glabrous, excurrent. 



No. 2. Abruptly bipinnate, petiole 6 to 9 mm. long, green, 

 slender, glabrous, excurrent; leaflets three pairs; rachis 

 glabrous, excurrent. 



No. 3. Abruptly bipinnate, petiole up to 1*6 cm. long, 

 slender, glabrous, excurrent; leaflets four pairs; rachis'up 

 to 1 cm. long; stipules 1 mm. long, fragile. 



1 This Journal, xlix, p. 476, (1915). 



