158 K. H. CAMBAGE. 



No. 3. Abruptly bipinnate, petiole slender, from about 

 6 mm. to 2*5 cm. long, green to reddish-brown, glabrous, 

 excurrent; leaflets three to four pairs, the terminal pair 

 usually obovate ; rachis glabrous, excurrent. 



Nos. 4 and 5. Abruptly bipinnate, petiole from 6 mm. to 

 2*6 cm. long, channelled above, small gland about the 

 middle, glabrous, or with a few scattered hairs along edges; 

 leaflets three to four pairs; rachis 6 mm. to 2*7 cm. long. 



No. 6. Abruptly bipinnate, sometimes with two pairs of 

 pinnae, petiole slightly flattened vertically with strong vein 

 along lower margin, and small gland about or below the 

 middle on upper margin, 1*2 to 3*2 cm. long ; leaflets four 

 to five pairs; rachis 8 mm. to 2*7 cm. long. 



Nos. 7 and 8. These may be phyllodes, but on some plants 

 are abruptly bipinnate, petiole up to 2*8 cm. long, vertically 

 flattened, with strong midrib; leaflets up to six pairs. 



Some seedlings of this species flowered freely, and also 

 set fruit, at two years and two months old. 



Plurinerves — Dimidiatse. 



Acacia binervata, DC, "Two- Veined Hickory." Seeds 

 from Tomerong (J. C. Grant). Growing on a moder- 

 ately siliceous soil. (Plate III, Numbers 6 to 8.) 



Seeds black, obovate to oblong, 4 to 5 mm. long, 2*5 to 

 3 mm. broad, 1*5 mm. thick. 



Hypocotyl erect, terete, pink to reddish-brown, 1 to 

 2*3 cm. long, 1*2 to 1*7 mm. thick at base, '5 to *8 mm. at 

 apex, glabrous. 



Cotyledons sessile, sagittate, oblong, apex rounded, 6 mm. 

 long, 3 mm. broad, soon becoming revolute, and later 

 cylindrical, falling in about two weeks, outer or underside, 

 straw-coloured to pink, sometimes becoming brown, often 

 with a central ridge, upperside green, glabrous. 



