394 7 e ff re y> — The Wound Reactions of Br achy phy llum. 
DESCRIPTION OF PLATES XXVII AND XXVIII. 
(Illustrating Professor Jeffrey’s paper on Brachyphyllum.) 
PLATE XXVII. 
Photograph i. Wood of Brachyphyllum macrocarpum, Staten Island, x 40. 
Photograph 2. Longitudinal radial view of the same, x 200. 
Photograph 3. Transverse section of wound of same, x 12. 
Photograph 4. The same at another plane of section, x 12. 
Photograph 5. Right margin of wound in photograph 4. x 40. 
Photograph 6. The same farther to the right, x 40. 
Photograph 7. Transverse section of the same wood at another plane, x 40. 
Photograph 8. Part of a similar section to show resin-canal, x 200. 
Photograph 9. Longitudinal section of the same lignite, x 40. 
Photograph 10. Transverse section of another specimen, x 40. 
Photograph 11. Centre of a wounded branch of Brachyphyllum macrocarpum. x 40. 
Photograph 12. Part of the same highly magnified to show the traumatic resin-canals, x 200. 
PLATE XXVIII. 
Photograph 13. Margin of a wound in Agathis alba, x 40. 
Photograph 14. Wood of a Cretaceous plant allied to Araucaria, x 40. 
Photograph 15. Margin of a wound from the same material as 14. x 40. 
Photograph 16. Wood of a Brachyphyllum from Martha’s Vineyard, x 40. 
Photograph 17. Traumatic resin-canals from the same, x 40. 
Photograph 18. Traumatic resin-canals from a Brachyphyllum from the Dutch Gap Canal, 
Potomac beds, x 40. 
