ACACIA SEEDLINGS. 423 
Cotyledons sessile, auricled, oblong, apex rounded, 5 to 
7 mm. long, 3°5 mm. broad, becoming revolute and cylin- 
drical, soon falling, outer or underside pale brown to 
yellowish and straw-coloured, central portion raised, some- 
times rugose with gland-like formations, upperside reddish- 
brown. 
Stem terete, bluish to brown, pilose to tomentose. First 
internode °5 mm.; second 2 mm. to 1°1 cm.,; third 3 mm. to 
1ecm.; fourth 3 mm. to1°4 cm.; fifth 5 mm. to 1°7 cm.; 
sixth 7 mm. to 2°5 cm.; seventh 1 to 2°2 cm.; eighth 1 to 
2°8 cm.; ninth 1°2 to 3°5 cm. 
Leaves—No.1. Abruptly pinnate, petiole 2 to 8 mm. long, 
green, glabrous; leaflets three to five pairs, oblong-acumin- 
ate, often mucronate, 5 to 7 mm. and rarely 1°2 cm. long, 
1°5 to 3°5 mm. broad, midrib often distinct, secondary vein 
and some lateral venation seen under pocket lens, upper- 
side green, glabrous, underside red to reddish-green, often 
becoming pale green, the midrib dark red and usually raised; 
rachis 1 to 2°2 cm. long, pale green, glabrous, excurrent. 
No. 2. Abruptly bipinnate, petiole 8 mm. to 1°3 cm. long, 
green, sometimes with gland below middle of upper margin, 
excurrent; leaflets three to five pairs, the leaflets not 
always opposite, 3 to6 mm. long, 1°5 to 2°5 mm. broad, the 
basal pair sometimes smaller, oblong-acuminate to obovate, 
often mucronate, upperside green, underside pale reddish- 
green; rachis 5 mm. to 1°1 cm. long, glabrous, excurrent; 
stipules reduced to scales. 
No. 3. Abruptly bipinnate, petiole sometimes slightly 
flattened vertically, 1°2 to 1°5 cm. long, often with gland 
below middle of upper margin, excurrent; leaflets four to 
six pairs; rachis 1°1 to 1°7 cm. long; stipules as in No. 1. 
No. 4. Abruptly bipinnate, petiole vertically flattened to 
1°2 mm. broad with strong nerve or midrib along the lower 
margin, gland towards base on upper margin, 1°7 to 2°7 cm. 
