KIDSTON : THE FLORA OF THE CARBONIFEROUS PERIOD. 229 
Plate XXXVII. 
Fig. 1. A^mularia sphenophylloides Zenker sp. Small branch 
showing leaf-whorls. Camerton, Somerset. Upper Coal 
Measures [2304]. Collected by Mr. G. West. Three- 
fifths natural size. 
Fig. \a. Leaf enlarged. 
Fig. 2. Annidaria radiata Brongt. This is the foliage of 
Calamites ramosus Artis. Three-fifths natural size. 
Loch wood Colliery, Easterhouse, Lanarkshire, Lower 
Coal Measures [2426]. Collected by Mr. P. Jack. 
Fig. '2a. Leaf enlarged. 
Fig. 3. Calamites ramosus Artis. Dolly Lane, Leeds. Middle 
Coal Measures [2699]. Three-fifths natural size. 
Collected by Mr. J. W. Bond. This example shows 
the outer surface of the stem, which is smooth. 
Fig. 4. Calamites ramosus Artis. Devonside, near Alloa, Clack- 
mannanshire. Lower Coal Measures [2817]. Three- 
fifths natural size. Collected by Mr. J. F. Lyon. 
This specimen is the cast of the pith cavity. 
