PLATE IV. 

 Acacia leptostachya Benth. 



1. Phyllode. 



2. 3. Flowers. 



4. Calyx. 



5. Pistil. 



6. Portion of pod. 



[All from co-type, Port Denison, Fitzalan]. 



Acacia argeniea, n. sp. 

 8a. 8b. Phyllodes. 



9. Spike. 



10. Flower. 



11. Calj'x. 



12. Pistil. 



13. Pods. 



14. Seed and funicle. 



[All from type, Almaden, R. H. Cambage, No. 3893]. 



