BY R. T. BAKER. 381 



line inside at the base of the upper lip of the calyx, — characters 

 absent in my species. 



Following the classification of Bentham, I have placed this 

 species in the Series Racemosae from its terminal spikes ; 

 and in botanical sequence after P. denticidata, having greatest 

 affinity with that species, whilst resembling and possessing also 

 some of the characters of P. riigosa and P. marifolia. 



EXPLANATION OF PLATES. 

 Plate XXII. 

 Prostanthera discolor. 



Fig. 1. — Twig showing inflorescence. 



F\c. 2. — 1 



„.° „ ' Indiviilaal flowers (enlai-gecl). 

 Fig. 3.— ' - ^ ' 



Fig. 4->| 



Fig. 5 — |-Stamens, back and front views (enlarged). 



Fig. 6— J 



Fig. 7 — Pistil and ovary. 



Plate xxiii. 



Prostanthera sfricta. 



Fig. 1 — Twig w-ith inflorescence. 

 Fig. 2 — Individual flower (enlarged). 

 Fig. 3 — Calyx showing bracts (enlarged). 



Fig. 4 — ) 



_,. f Stamens with appendages (enlarged). 



Fig. 6 — Calyx with seeds (enlarged). 

 Fig. 7— Seed (enlarged). 



EUCALYPTS AND LORAXTHS IN THE RELATIONS 

 OF HOST AND PARASITE : AND AS FOOD PLANTS. 



By J. J. Fletcher. 



The object of this paper was to introduce a discussion of the 

 question whether, as has been stated, certain Loranths may be 

 said to mimick Eucalypts. 



