Acacia triptycha. 



F. V. Mueller in Bentham's Flora Australiensis ii. 337 (1864). 



1, portions of phyllodia. 



2, flower-head. 



3, bracts. 



4, unexpanded flower. 



5, expanded flower. 



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



7, pollen-grains. 



8, pistil. 



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



10, a seed separated. 



1 1 , transverse section of a seed. 



12 and 13, longitudinal sections of seeds. 

 All enlarged, but to various extent. 



