292 CRYPTOGAMIA. 



sinuated and muricated on the back. Lightf. p. 638, and 



p. 637 (A. marina}. E. B. t. 70S. 

 HAB. Sea shore. About Dysart Dock, on the coast of Fife, Lighlf. 



Shore to the E. of Caroline Park j Guillon Links, G. Don. Below 



the house of Carriden in W. Lothian, Dr. Walker. Fl. July. O . 

 The under side of the leaves and the flowers are mealy. The latter 



are in rather crowded, axillary, and terminal spikes. 



XXIV. CRYPTOGAMIA. 



This, the only remaining class in the Linnaean System, being a 

 perfectly natural one, and coming the first in the natural 

 arrangement (to which the Second Part of this work is devoted), 

 and the characters of the Orders and Genera being the same, 

 it is thought quite unnecessary to repeat them here. 



END OF PART I. 



