104 
concerned, and of these above 30 were first established from 
Kew material by Dr. Cooke, who paid special attention to this 
genus. 
Not a single example, however, of a parasitic fungus, that has 
proved to be destructive to plants, has been introduced to Europe 
through Kew 
The indigenous species of fungi belonging to the Agaricineae— 
probably due a great extent to the absence of cattle in the 
unds—are us ‘than would be oren, with tke following 
notable exceptions. In the genus Russula 53 species have been 
observed during the last TR years, out of a total of 61 British 
Species e large size and Ane E of most species 
belonging to this.genus render them very conspicuous objects in 
the arboretum during e summer n early autumn. 
genus containing species of sufficient size and brilliancy of 
i gei je attract eaa ue attention is Boletus, which numbers 
28 8 
"v Apes good collection of specimens of Sugh along with 
models and drawings, are exhibited in No. 2 M 
A word of thanks is due to the members ri the » dede staff, 
interested in mycology, for the discovery of numerous species, 
eee but for their zeal, would not have appeared in the present 
lis 
c host-plant, or matrix, on which each fungus occurred, has 
been given, and also the locality for the larger species that are 
likely to occur again. Finally, notes have been added, E 
the edible and poisonous species of the Agaricines, also t 
parasitic species that are known to be destructive to plants. 
Species known to be introduced are distinguished by an 
asterisk. 
The species of Myxogastres occurring at Kew are given in an 
Appendix at the end. 
BASIDIOMYCETES. 
HY MENOMYCETES. 
AGARICINEAE. 
Amanita, Fries. 
A. virosa, Fries. Among grass. Poisonous. A. 
A. Mappa, Batsch. Under beeches. Poisonous. A. 
A. phalloides, Fries. A dangerous species. It has been proved 
that a large percentage of the accidents caused by fungus poison- 
ing, both in this country and on the Continent, pers poen caused 
by this species. A figure is exhibited in No. 2 Muse 
