Dansk Botanisk Arkiv, Bd. 2. Nr. 6. 



Fig. 17. Posidonia australis. a, Leaf-blade and upright shoot, from Carnarvon; 

 b, Young inflorescence with leaves, from Port Pirie, S. A. (leg. Gunnar An- 

 dersson, Aug. 9th 1914) ; c, Inflorescence with ripe fruits and bract, from 

 Geraldton ; d, Whole inflorescence with bracts and old flowers, the horn- 

 like prolongation of the branches visible; from W. A. (leg. F. v. Müller). 

 (Photo, of herbarium material). 



