Martyn. 2 u 
This is Mr. Ray's Alphabetical Catalogue, 
reduced to the order of his fyftem, with the 
generic charaders taken from Ray's Me-^ 
thodiis emendata et aucla^ from Vaillant, 
DiLLENius, ScHEUCHZER, and others, 
much improved and correfted by Mr. Mar- 
tyn's own obfervations. All the plants 
of Mr. Ray's vno Appendices ^ of 1663 and 
16855 now become extremely rare, amount- 
ing to 84 fpecies, are inferted in this ma- 
nual, which was printed for the ufe of his 
pupils, on his firft reading ledlures at Cam-^ 
bridge, A fbeet and an half of a new edition, 
containing more than 150 fpecies, not con- 
tained in Ray's Catalogue, was printed as 
part of a new edition ^ but it was not car- 
ried farther : thefe were, Submarifte Plants, 
Fungufesy MoJfeSy Capillaries ^ Apetalous ahd 
Juliferotis Plants. And, as the genius o^ 
Ray ftill continued to animate his fuccef- 
fors, the Cambridge Flora has lince been 
much augmented and improved, not only 
by the fkill and affiduity of the prefent 
Profeffor, and the labours of the lateMr. 
Lyons, but more recently ilill, by the 
P 2 diligent 
