BOTANICAL EXCHANGE CLUB REPORT, 1904 69 
the pasture are under obligation to rake out the main drains at least 
every four months, and in default are fined. How this plant, an 
n grow ide a ditch. It does not even grow on the ditch- 
banks, but only in shallow water at the bottom. In Sept., 1903, 
none coul d in those drains where the sedge was first 
observed, nor indeed anywhere else during a two hours’ search. 
This year also the original locality was a blank. However, in 
another part of the moor we came upon about a hundred yards of 
luxuriant plants in good order.—Jas. W. Wuire. 
ADIUM JAMAICENSE Crantz. Wotton Underwood, Bucks, Aug., 
found by Mr. A. 
is, has been a very kind and energetic helper in t 
of compiling the county Flora. A large but solitary patch occurred 
a pond duck-farm in a secluded part of the county, in the 
but I have examined that situation and find it is not grown there. 
The habitat lies between the fen-ground of Otmoor and the Eastern 
fens, and its occurrence may be due to aquatic fowl.—G. CuaripGE 
Drvce. 
WEINGAERTNERIA cANEScENS Bernh. In considerable quantity 
over a sandy field (once arable land) at Aberafan, Glamorgan, July, 
1904. Also on the sandhills near by, and on the undisturbed sand 
within the area of Port Talbot Docks; all within a square mile 
There is no a priori reason why it should not be native 
not see. Further investigation is necessary before I can feel satis- 
fied whether it is introduced or not.—H. J. Rmpe.spet. 
Mouinta varia Schrank var. mason. Bomere Pool, near Shrews- 
bury, Salop, Aug., 1904. This tall form with diffusely branched 
panicle, green with no trace of purple tinge, does not appear to 
have been hitherto recorded for Salop. It grows in the south-west 
margin of the pool, in company with Lastrea spinulosa, forming 
large tussocks, and is a striking object there.—J. Cosmo MELvILL. 
257 (1890).—B. Hack. | 
Guyorrta FEstuczFormts Heynhold. Sea-shore, Marlpit Bay, 
