ACACIA TRIPTERA. 



Bentham in Hooker's London Journal of Botany i. 325 (1842). 



1, portion of a branchlet. 



2, flower-bud. 



3, unexpanded flower. 



4, expanded flower, perfect. 



5, flower, laid open, staminate only. 



6, front- and back-view of a stamen. 



7, pollen-grain. 



8, pistil. 



9, lower portion of a fruit-valve with seeds. 



10, a seed, separated. 



1 1 , transverse section of a seed. 



12 and 13, longitudinal sections of seeds. 

 All enlarged, but to various extent. 



