10 
YORKSHIRE NATURALISTS' UNION. 
Arcyria Hill. 
A. piinicea Fers. R.A.V. 
On rotting" wood, 
A. incarnata Pers. M.W., F. 
On rotting- wood. 
A. cinerea Schum. M.W. 
On decaying- twig-.s. 
Trichia Haller. 
T. fragilis Rost. F. 
On rotting- wood. 
T. varia Pers. F. 
On rotting- wood. 
T. fallax Pers. M.W., R.A.V., F. 
On rotting wood. 
T. affinis DeBy. R.A.V. 
On n^oss. 
Didymium Schrad. 
D. farinaceum Schrad. F. 
On decaying- branch. 
D. squamulosum Fr. R.A.V. 
On horse dung-. 
Spumaria Pers. 
S. alba DC. F. 
Among- decaying- leavesand g-rass. 
Craterium Trent. 
C confusum Mass. F. 
On dead leaves. 
Physarum Pers. 
P. sinuosum (Bull.). M. 
On dead twig-. 
Tilmadoche Rost. 
T. nutans Rost. M.W., R.A.V., F. 
T. mutabilis Rost. R.A.V. 
On dead wood. 
Fungus Foray at Grassington, Bolton Woods, and 
Buckden, September, 1907. 
C. CROSSLAND. 
The Report will be found in the " Naturalist," November, 
i907> PP- 397-401- 
In the following list of species found the locality initials used 
are as follow : — 
G. = Grassington. B.W. = Bolton Woods. 
G.W. = Grass Woods. Bk.W. = Buckden Woods. 
* = First Yorkshire Record. 
BA SIDIOM YCE TES. 
(GASTROMVCETES.) 
Lycoperdon saccatum. 
On the ground. G.W. 
L. gemmatum. 
On the ground among grass. 
G.W. 
L. pyriforme. 
On the ground, and on rotten 
stump. G.W., B.W., Bk.W. 
L. bovista. 
Last year's remains in field. G. 
L. velatum. 
On the ground among moss, 
decaying twigs, etc. B.W. 
Bovista nigrescens. 
In fields near G.W. 
Scleroderma vulgare. 
On heathy soil. B.W. 
Ithyphallus impudicus. 
On the ground. G.W.. B.W. 
(HYMENOMYCETES.) 
Agaricess. 
LeucospOYCB. 
Amanita phalloides. G.W. 
A. rubescens. B.W. 
Amanitopsis vaginatus. G.W., 
B.W., Burnsall. 
All three on the ground in woods. 
Lepiota acutesquamosa. G.W, 
L. hispida. Bk.W. 
Among decaying leaves, etc. 
L. cristata. G.', B.W. 
