Fig. 



12. 



Fig. 



13. 



Fig. 



14. 



Fig. 



15. 



Fig. 



16. 



ON THE PLANT REMAINS OF THE SCOTTISH PEAT MOSSES. 833 



Empetrum nigrum. x 12. First Arctic Bed, Shetland. 



Eubus ideeus. x 1 2. Lower Forest, Shetland. 



Potentilla comarum. x 15. First Arctic Bed, Shetland. 



Menyaulhes trifoliata. x 15. First Arctic Bed, Shetland. 



Litorella lacustris. x 15. Second Arctic Bed, Shetland. 

 Fig. 17. Salvia Verbenaca. x 15. Lower layers of the Lower Forest, Rhilochan. 

 Fig. 18. Ajwja reptans. x 12. Lower Forest, Shetland. 



Fig. 19. Betula alba. x 15. With wings broken. Lower Forest, Rhilochan. 

 Fig. 20. Betula alba. x 15. Lower Forest, Shetland. 



Fig. 21. Betula sp., probably verrucosa. xl|. Third valley, stratum 3, Iceland. 

 Fig. 22. Betula sp., probably verrucosa. xl|. First valley, stratum 6, Iceland. 

 Fig. 23. Betula nana. x 1|. Second Arctic Bed, Shetland. 

 Fig. 24. Betula nana. xl|. First Arctic Bed, Shetland. 

 Fig. 25. Alnus glutinosa, fruiting scale. x 15. Lower Forest, Shetland. 

 Fig. 26. Corylus Avellana. x 2. Lower Forest, Rhilochan. 

 Fig. 27. Salix herbacea. x 1|. Second Arctic Bed, Shetland. 

 Fig. 28. Salix herbacea. x 1|. First Arctic Bed, Shetland. 

 Fig. 29. Salix sp. First valley, stratum 6, Iceland. 

 Fig. 30. Pinus sylvestris. x 2. Upper Forest, Rhilochan. 

 Fig. 31. Carex paniculata. x 15, fruit. Lower Forest, Shetland. 

 Fig. 32. C. paniculata. x 15, nut. Lower Forest, Shetland. 

 Fig. 33. C. teretiuscula. x 15, nut. Lower layers of Lower Forest, Rhilochan. 

 Fig. 34. G atrata. x 15, nut. First Arctic Bed, Shetland. 



Some of the figures do not reproduce the surface-sculpture of the seed well, partly owing to the want of 

 contrast in the original photographs. 



Plate V. 



Fig. 35. Section plotted in the field on squared paper to show the position of trees in the Lower and the 

 Upper Forest beds between the Merrick and the Kells Mountains, Kirkcudbrightshire. 



Fig. 36. Section showing the position of trees in the Lower Forest on the Weisdale Hills, Shetland. 

 Fig. 37. Section showing the position of trees in the Upper Forest at Slochd, Inverness-shire. 



TRANS. ROY. SOC. EDIN., VOL. XLVII PART IV (NO. 26). 121 



