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ture of fine Mould, and the Parings of Mufhrooms laid 
upon Dung j and that of our Gardeners, who water 
their Beds withW ater, wherein fuch Parings are foaked ; 
but by fuppofing, that their Succefs was owing to 
minute Seeds lodged and retained in fuch Parings, and 
wafhed off by fuch Infufions. So alfo, as to the 
Mouldinefs of old Dung and Thatch, which the 
Gardeners are very fond of in making their Mufh- 
room-beds, I apprehended, that this Mouldinefs was 
not the nutritive Juice or Salt proper for the Pro- 
duction of this. Plant, but the Mufhroom itfelf in its 
early and inceptive State, The late warm Rains have 
enabled me to reduce my Conjectures to a Certainty. 
In fhort. Sir, I have not only difcovered, that this 
Mouldinefs is a Collection of little Mufhrooms ad- 
hering to each other by minute Fibres, or, as the 
Gardeners in other Cafes call them. Runners 5 but I 
have had the Happinefs to difcover and preferve the 
Seed of Mufhrooms. 
I had prepared for my Obfervations, by ordering 
the Gardener to make a Mufhroom-bed, in a well- 
fheltered Place, after the ufual manner 5 which was 
finilhed about Six Weeks ago, but has not yet worked* 
and had charged him to let me know, if any occafi- 
onally fprung up in any Part of the Ground. Ac- 
cordingly, about Wednefday, laft Week, he informed 
me, that a great Plenty had appeared above-ground, 
among the Afparagus, and on the Grafs-walks, as 
indeed I expeCted, becaufe on Tuefday in the Night 
there had fallen of a Cubic Inch of Rain, which, 
together with an unufual Height of the Thermometer, 
for the Seafon, made it the mod fuitable Weather 
for Mufhrooms. I immediately chofe out the mod 
pro- 
