ACACIA SEEDLINGS. 



395 



and the petiole continues straight on into the rachis of the 

 central pinna. Fig. 3. 



Fig. 3. Acacia Dorothea. Showing a strictly tripinnate leaf. x 2. 



Mr. O. E. Preston records the presence of tripinnate 

 leaves on seedlings of Acacia leprosa. 1 



Descriptions of Seedlings. 

 Uninerves — Racemosse. 

 Acacia leiophylla, Benth. Seeds from Botanic Gardens, 

 Sydney, (J. H. Maiden). A Western Australian plant. 

 (Plate XV, Numbers 1 to 4). 

 Seeds greyish-brown, oblong-oval, depressed along the 

 middle on both sides, 5 to 5*5 mm. long, 2*5 mm. broad, 

 1 mm. thick. 



Hypocotyl erect, terete, very pale green, 1*6 to 3 cm. 

 long, 1 to 1*7 mm. thick at base, '7 to 1 mm. at apex, 

 glabrous. 



1 " Peculiar Stages of Foliage in the Genus Acacia/' Amer. Nat., 

 xxxvi, p. 727 (1902). 



