1'S 



and other stone ; amongst these we soon observed 

 numerous impressions of vegetables ;some pieces 

 of this slate consisting entirely out of a con- 

 gregation of ferns others of grass & reeds: 

 I collected a number of the best pieces, 

 among which were four different species 

 of fern, very distinct : Asplenium ebeneum, Poly- 

 podium vulgare, Pterisaquilina, Osmunda inter- 

 rupta & a sort of Nephrodium with some pieces 

 of reed or grass; there were large pieces with a kind 

 of scitaminous, plant with very large leaves, longi- 

 tudinally & very fienly nerved ; but they were 

 to large for me to carry, this clay : But the great- 

 est pleasure I had, when by looking over these 

 fragments of drowned vegetation, I found a 

 piece, with the same impression as the one in pos- 

 session of Dr. Barton, & which was supposed to be 

 a Cactus;by looking about I found more pieces but 

 all more or less defaced & worn. This impression, 

 when seen with the Dr I allmost doubted to be nat- 

 tural, but now finding so many fragments of it 

 among other vegetable impressions, makes it a 

 proof to be a true impression of a vegetable ; the 

 above mention impressions on the horizontal rock 

 above the hollow seem to belong to it, & have 

 only been defaced by the water running over 

 them, which has w r orn off the nett like figures, & 

 only has left the holes between the mashes of 

 the nett; the cast with plaister being not yet dry, 

 I left it standing, to come out in the evening 

 again, to get it. I carried a whole handkerchief 

 full of impressions, with me & returned to the 

 town, almost exhausted to faint away I went 

 to bed & in the cool of the evening ; I took 



