ibme Fathoms perhaps, deep iq black Mud. Here are 
dug up, if we will believe^ the Inhabitants, not 
only Roots, but whole Trees of Fir. It is true, I 
faw there no fmall marks of a Wood in former Ages, 
as the Roots or Stumps of Trees appearing above 
Ground; but upon due Examination of the Grain and 
Bark, I found them to be the 'Roots of Birch. Thefe 
Roots fplit eafily and foon dry , and when dryed 
they burn with a lafting Flame, and for this purpcfe 
they ufe them upon any fudden occafion about their 
Houfts : And altho' the Flame be great, yet it is with- 
out 'an^ Refinous fmell. However, it feems, .that 
their having lain fo long under Ground, has prepared 
the Juice for burning. Examine the Fir fpells, as they 
call them, who are brought up the River Oufe by the 
, Tu?fF-men, and foldat r(7r/6. 
There have been Oaks, as I have been told, dug up 
hereabouts alfo, but I faw none. 
After ma-^ The Maple, both that which is mifcalied the Sy- 
jus& ^^'comore, and the lefler, bleed a fermentable Juice copi- 
""^* oufly, in the breakup of hard Frofts. 
saiix, ing' ^ifo the Willow , Walnut , Poplar , Whicking , 
7mlsltL^^^ all faid to bleed in their Seafons a Vinous 
Juice. 
Ta Extrad the Juice of Vegetables, as Opium for 
Example (as is ufual in the beft Preparations and Me- 
thods of making Laudanum) with Spirit of Wine, 
is not probably , to feparate any one part of that ~ 
coagulate Juice from the other, as the Serum or 
Whey, (for Example) from the cafeous part of the . 
Juice, but only to depurate or defecate the -Opium : 
for S, V. fays Mr. Boyle , will diflblve Gum Lace, 
Benzoin, and the refinous parts of Jallap, and even 
of Guajacuiu, which are Coagulations and mixt Juices,- 
and 
