ACACIA SEEDLINGS. 435 
Cotyledons sessile, slightly auricled to sagittate, oblong 
to obovate, 6 to 7 mm. long, 3 to 3°7 mm. broad, outer or 
underside brownish-red to red, with two or three longitu- 
dinally raised lines, inner or upperside reddish-green, 
glabrous. 
Stem terete, reddish to bluish-green, glabrous. First 
internode *5 mm.; second 1 to 2 mm.; third 1 to 2 mm.; 
fourth 1 to 4 mm.,; fifth 2 to8 mm.; sixth 2 to 7 mm. 
Leaves—No.1. Abruptly pinnate, petiole 3 to5 mm. long, 
glabrous, excurrent; leaflets three pairs, oblong-acuminate, 
the terminal pair sometimes obovate, sometimes mucronate, 
D to 7 mm. long, 1°5 to 3 mm. broad, upperside green, mar- 
gins often red, underside reddish to pale green, midrib 
sometimes obscure and at others fairly distinct; rachis 5 
to 9 mm. long, glabrous, excurrent. 
No. 2. Abruptly bipinnate, petiole 6 mm. to 2°7 cm. long, 
sometimes with a small gland on upper margin, glabrous, 
excurrent; leaflets three to five pairs; rachis 7 mm. to 
1°2 cm. long, glabrous, excurrent. 
No. 3. Abruptly bipinnate, petiole 1°2 to 3 cm. long, 
vertically flattened up to 1 mm. broad, with strong nerve 
along lower margin and gland on upper edge, glabrous, or 
with a few scattered hairs, excurrent; leaflets three to 
seven pairs, the numbers not constant for each pinna of the 
same leaf, 4 to 5 mm. long, the basal pair smaller, oblong- 
acuminate, the terminal pair sometimes obovate, often 
mucronate; rachis 1 to 1°9 cm. long, glabrous; stipules 
reduced to flat acuminate scales. 
No. 4. Abruptly bipinnate, petiole 1°5 to 3°6 cm. long, 
vertically flattened up to 2mm. broad,- strong nerve or 
midrib very close to lower margin, the upper edge nerve- 
like and sometimes with a gland below the middle, glabrous 
or with a few scattered hairs; leaflets five to nine pairs; 
rachis 1°2 to 2°2 cm. long, excurrent. 
