238 Alfred J. Ewart : 



This Restio in no way resembles any hitherto described ; but 

 adopting the classification as given in Bentham's key, it would come 

 near to R. deformis, from which in general appearance and spikelets 

 it is very dissimilar. 



EXPLANATION OF PLATES. 

 Platk XXVI. 



Acacia Beauverdiana, and Restio ustulatus. (Figs. 1-11.) (Figs. 

 14-18.) 



Fig. 1. — Branch of Acacia Beauverdiana (I natural size-). 

 Fig. 2. — Flower hud (magnified). 

 Fig. •'!. — Single Mower (magnified). 

 Fig. 4. — Portion of corolla (magnified). 

 Fig. 5.- — Processes from corolla (magnified). 

 Fig. 6. — Portion of calyx (magnified). 

 Fig. 7. — Haiis from calyx (magnified). 

 Fig. 8. — Single bract from flower (magnified). 

 Fig. 9. — Stamen (magnified). 

 Fig. 10. — Compound pollen grains (magnified). 

 Fig. II. — Transverse section of edge of phyllode (magnified). 

 Fig. 12. — Restio ustulatus. — 5 inflorescence (| natural size) 

 Fig. 13. — $ inflorescence (h natural size). 

 Fig. 1 4. — Abnormal c? inflorescence ( i natural size). 

 Fig. 15. — Single male flower (magnified). 

 Fig. 16. — Pistil (magnified). 

 Fig. 17.— -T.S. two-celled ovary (magnified). 

 Fig. 18. — Single stamen (magnified). 

 Fig. 19. — Transverse section of anther. 



Platk NX VI I. 



Pterostylis revoluta. Pterostylis reflexa. Pterostylis praecox, P. 

 praecox var, robusta. Pterostylis constricta. 

 Fig. 1. — Flower of P. revoluta (h natural size). 

 Fig. 2. — Labellum of P. revoluta (enlarged). 

 Fig. 3.— Flower of P. reflexa (\ natural size). 



Fig. 4.— Flower of P. reflexa (smaller variety). (| natural size). 

 Fig. 5.— Labellum of P. reflexa (enlarged). 



Fig. G. — Labellum of P. reflexa without terminal point (enlarged). 

 Fig. 7. — Plant of P. praecox, var. robusta {\ natural size). 

 Fig. 8. — Labellum of P. praecox (enlarged). 



