( 78 ) 



Plate XIX. ( All 4 x D.)- 



Sclerotic cells (1-4). (1) From cortex of a twig 0'9 mm. diameter ; 

 (2) from twig 2 mm. diameter ; (3) from branch 70 mm. diameter : 

 (4) from branch 78 mm. diameter. 



Hairs (5-10). (5) Origin of unicellular hairs from upper surface of 

 calyx, D. Ebenum ; (o) pedicellate multicellular gland, from upper 

 surface~of calyx, D. Ebenum ; (7 and 8) irregular unicellular hairs 

 from leaf bud D.^Embr^opteris ; (9 and 10) multicellular glands 

 usually on long" pedicels, from carpellary wall of fruits of D. 

 Embryopteris. 



Plate XX. 



D. Ebenum (1-6). (1). Transverse section of xylem, D x 4 ; (2) 

 transverse section of twig 2 mm. diameter showing origin of phellogen 

 from subepidermal layer ; (3) section, diagramatic, of old xylem with 

 lumina filled with coloured material ; (4) rods of black carbon-like 

 material liberated from the cells after treatment with strong sulphuric 

 acid ; (5 and 6), sections of the xylem showing the appearance of the 

 deposits in the early stages ; transverse and longitudinal. 



Correction. 



In Cooke's Flora of the Bombay Presidency, Vol. II., 

 Pt. 1, received since the above was completed, D. crumenata 

 is given as common in the forests between Gairsoppa and 

 Dodmune Ghats. It is therefore not endemic in Ceylon, as 

 stated on p. J,99.G"7. 



