250 



bands of green tissue which have about two layers of low 

 palisade cells supported by transverse storage-cells. Where 

 root and stalk merge into one another, the axis is thickened 

 and succulent. No green tissue occurs here but the collen- 

 chyma extends all round. 



Fig. 72. Agriophyllum minus. June. 



Agriophyllum latifolium F. & M. 



This resembles the previous species, but the lower leaves, 

 which gradually disappear, are ovate-elliptical to broadly 

 cordate with pinnate venation (fig. 74). They are covered 

 with scattered stellate hairs and end in a spine. Higher up 



