1813.] IFernerian Natural History Society, 



149 



common guava. It is a native of the Savannahs of the Island of 

 Trinidad, whence it was introduced into the botanic garden at 

 St. Vincent's in 1792. — The second, a species of brownea, sup- 

 posed by Mr. Anderson to be new, and in fact first discovered by 

 him in Trinidad in 178G; but since described and figured by 

 Jacquin under the name of brownea capitilla. It is a small tree 

 with large clusters of bright scarlet flowers, which were unknown 

 to Jacquin. 



WERNERIAN NATURAL HISTORY SOCIETY. 



The following papers have been read at the last meetings of 

 the Wernerian Natural History Society : 



I. A mineralogical description of the Ochil hills ; by Charles 

 Mackenzie, Esq. The first part of this valuable paper contained 

 a geographical delineation of that beautiful and interesting 

 range of hills. The second part contained a full and accurate 

 account of all the rocks of which it is composed, beginning with 

 the lowest or oldest, and ending with tlie uppermost or newest. 

 The following are the rocks described by Mr. Mackenzie, ar». 

 ranged according to their relative antiquity, the first-mentioned 

 being the oldest, the last the newest; 1. Red sandstone. 

 2. Amygdaloid. 3, Grey sandstone. 4. Limestone. 5. Slate 

 clay. 6. Claystone. 7- TutF. 8. Basaltic clinkstone. 9. Green- 

 stone. 10. Claystone porphyry. 11. Compact felspar. The ' 

 third part contained a short account of the different veins that 

 traverse the strata of the district; these are calcareous spar, 

 steatite, heavy spar, iron, cobalt, silver, copper, and lead. 



II. A paper by Professor Jameson, on the distribution of car- 

 bon throughout the mineral kingdom. 



III. A memoir by Professor Jameson, on universal and par- 

 tial or local formations. 



IV. A journal kept in the Greenland seas, during the summer 

 of 1812, by Mr. Scoresly, jonr. of Whitby; whicli contains 

 much curious information : by the same gentleman^ a short but 

 interesting communication in regard to tiie Polar Bear. 



V. An account of the old silver mines in Linlithgowshire, by 

 Mr. Fleming: and by the same gentleman, an account of a 

 great bed of sea shells, observed a considerable height above the 

 high water mark of the Frith of Fortii; and likewise an account 

 of the Sorex fodiens, found by Mr. Fleming, in Fifeshire. 



VI. Dr. Yule, in continuation of his physiological observa- 

 tions on mono-cotyledonous plants, read a memoir on the 

 characters of the Triticece and Hordeacece, as distinct nHturai 

 orders. It is singular, he observed, that an assemblage of plants, 

 occupying by far the greatest portion of the surface of the habit- 

 able globe, existing under every extreme of temperature, from 

 between the tropics to the vicinity of the poles^ should have re- 



