( 9ii ) 
Tranfpiration of this Tree, as of all other (Tree/) where- 
in the fame thing is to be found, as I have had the Ho- 
nour to prove, in fpeaking of the Sycamore theJaft year. 
1 have defired thar they would let me have fonie of 
the firft Fruits of this Tree, in order to be entirely con- 
vinced that its Nature is altogether that of the Walnut- 
tree- 
I fhall endeavour, one day, to publifh a Syftem for ex- 
plaining chefe Slafties, as well as thofe of all other Plants 
in general. 
V. An AbJiraH of a Letter^ wrote feme time fince^ 
by Signior John Ciampini of Rome, to Father 
Bernard Jofeph a Jefu Maria, ^q. concerning 
the Asbeli us, and vimner oj [pinning and making 
an incombu/iibk Cloatb thereof. 
AFter fome account of the Name of the Asbejlu^ Stone, 
he mentions four forts, of which he has Specimens 
in his Mufieum. The firft fent him from Corjica. or Corfu ^ 
long, of a woody form, of half a palm length and more, 
ofawhitifti colour, fomething inclining to a reddifti. 
The fecond of a Silverifh Lead colour, fofter and ftiorter, 
about three inches, this .was from Sefiri di Potiente in 
Li^uria. The third f which is the worft of all ) is like 
Scales or Lamw<e one upon another ( as he reprefents it 
likeanOnionJ of a blackifli earth colour, with fome 
white, black and dark red veins interfperfed, fcarce two 
parts of an mch Roman long, therefore fitter for making 
of Paper, than fpinning or weaving. The fourth fort, 
given him by Signior Boccone^ found in the Pjrerj^ans^ 
K)me whereof were a JRm^// Palm long ^ it$ filaments, tho 
