no Plan of a Meteorological Chart. 



xonftrufling it will be, befides the common obfervations on 

 the weather, obfervations on the annual commencement, 

 progrefs, maturity and decay of vegetation, made in various 

 parts, for a number of years j the averages whereof may be 

 taken for ftandards by which to exhibit a comparifon of 

 climates. 



To effe8: this defign, I would propofe that the different 

 focieties on the continent, which comprife agriculture among 

 the obje6ls of their inftitution, be requefted to co-operate. 



The remarks on vegetation fhould commence with the firfl 

 appearance of it in the fpring, and be made on grafs in general, 

 the budding of trees, the flowering of plants, the maturity of 

 the feveral kinds of winter grain and fruit, and the falling of 

 leaves, and other fymptoms of decay, in the fall. — In thefe 

 obfervations a preference fhould be given to thofe vegetables 

 which are of the moll valuable kind, and to others which are 

 known to be common to all the places where the obfervations 

 are made. Cultivated annuals, the feeds of which are planted 

 or fown in the fpring, fliould be entirely omitted, as their 

 forwardnefs depends principally on the degree of care bellowed 

 upon them. In general the Linnean, as well as the vulgar 

 names fliould be given, fmce the latter are well known to differ 

 in many inftances, even in States adjoining each other, and 

 therefore might lead into error. After a fufficient courfe of 

 obfervations is completed fuch vegetables, as will befl anfwejp 



