406 R. H. CAMBAGE. 



No. 5. Abruptly bipinnate, petiole 1 to 3*7 cm. long, 

 vertically flattened and showing midrib just below centre 

 of lamina, with a few scattered hairs, excurrent; leaflets 

 up to eight pairs; rachis pilose, excurrent; stipules as in 

 No. 4. . 



No. 6. Abruptly bipinnate, petiole up to 4 cm. long, similar 

 to that of No. 5 ; leaflets up to ten pairs ; rachis pilose, 

 excurrent. 



No. 7. Abruptly bipinnate, petiole up to 5*8 cm. long, 

 vertically flattened to 1 mm. broad, with distinct midrib 

 just below centre of lamina, almost glabrous; leaflets up 

 to twelve pairs; rachis with a few scattered hairs; stipules 

 as in No. 4. 



No. 8. Abruptly bipinnate, petiole up to 6*6 cm. long, 

 with a few scattered hairs, vertically flattened to 2'5 mm. 

 broad, with distinct midrib along centre; leaflets up to 

 twelve pairs. 



Nos. 9 and upwards. Usually phyllodes, No. 9 being 

 sometimes up to 12*5 cm. long, while No. 13 may be 17 cm. 

 long, and usually about 3, but sometimes 4 mm. broad, with 

 a prominent midrib and sometimes one or two very indefinite 

 faint nerves on each side. 



Juliflor^ — Falcatse. 



Acacia aulacocarpa, A. Ounn. Seeds from Cairns (John 

 Hill), and Biboohra (Miss L. Martin), Tropical Queens- 

 land. (Plate XVIII, Numbers 4 to 6). 



Seeds glossy black, oblong to oblong-oval, 5 to 6 mm. 

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



Hypocotyl erect, terete, brownish-red, 1*6 to 3 cm. long r 

 1*5 to 2 mm, thick at base, 1 mm. at apex, glabrous. 



Cotyledons sessile, auricled, ovate-oblong to oblong-oval, 

 8 to 9 mm. long, 3*5 to 4 mm. broad, outer or underside 



