xxiv ANALYSIS OF 
Hedwig. Ring of frungufes. formed from the remnants d: 
the Curtain. Ring uncertain in it's appearance 5 cannot be 
ufed for a permanent mark. Stem of Agaricus either folid or 
hollow j varies much in it's degree of folidity. 200, Colour of 
the gills varies in different fpecies 5 vary much in their re- 
fpective lengths. Seeds formed between the membranes of the 
Gills; Situation of the Gills. Peculiarity of ftructure difco- 
vered, by Mr. Curtis, in the Gills of Agaricus Ovatus ; ufe of 
that ftructure. Secondary fubdiviflons of the Agarics, on 
what founded. 201, Gills a part of great importance; va- 
rious appearance of the Gills ; colour of the Gills not liable to 
vary. Character of the fpecies taken from the colour and 
ftructure of the Gills. . Colour changes when the plant be- 
gins to decay j colour mu ft be obferved in their firft flare of 
expanrlon; colour of the flat fide of the Gills, that which 
mull be attended to. 202, Hat of the Agarics, the part 
leaft to be depended on. Vifcous juice of the Hat depends 
on the ftate of the atmofphere. Acrid juice in Agarics, not 
conftant. Dr. Withering's arrangement of the Fungi. 203, Ex- 
ception to the uniformity of colour in the Gills in Agaricus 
Aurantius. Beautiful colours of the Agarics. Agaricus Cae- 
fareus the mcft fplendid of the Agarics 3 a rare plant in Britain, 
common in Italy. Agaricus Campeftris, the Fungus molt 
commonly eaten in England 5 method of propagating it. Ca- 
price of mankind in their choice and rejection of food. 204, All 
Jvinds of Fungi ufed for food by the Ruffians. Doubtful whe- 
ther the common Mulhroom be poilbnous. Many vegetables 
rendered wholefome by fire. 205, NecelEtous fituation of the 
inhabitants of northern climates. Make ufe of the inner bark 
of the Pinus Sylveftris for food. Method of preparing it for 
bread. Swine fattened upon pine-bark bread. 206, Numerous 
tribes of infects fuftained by the Fungi. Extenfive ufe of the 
Pinus Sylveftris, Scotch Fir; roots of Scotch Fir ufed in the 
Scotch Highlands for candies. / Ropes made by fiihermen of 
the inner bark. 207, Pinus Sylveftris the only fpecies of Fir 
which grows naturally in Scotland. Oil extracted from the 
7 cone? 
