3 
854 PSAMMA BALTICA AS A BRITISH PLANT. 
Holland, enumerated by Ee in his list of Dutch plants. Its distribu- 
tion out of England is thus seen to decidedly favour its claims to be a 
Northumberland specimen 
Psamma baltica, R. & S.—Rhizome creeping, with a few barren 
leafy branches; roots numerous, long, fibrous, given off from the 
nodes stem, 4 ft. to 5 ft. high, erect, hollow, glabrous, 
with three or four leaves ; uppermost knot a little below ‘the middle 
of the d reckoning in the panicle. Leaves, sheath striate, 
smooth, blade 1-2 ft. or more long, strongly involute "ies Eur very 
gradually drawn out into a nde s arp ut weak point, 3 4 wide at 
under (outer) surface plane smooth; ligule 2 em P when et 
lacerated. Panicle paw: topping the uppermost leaf, 8-12 in. long, 
by about 1 in. broad at widest, cylindrical, attenuated at both ends, lobed, 
composed of tufts of hi of various lengths some again branched, 
i bra 
hairs arising from the stalk about half or a little more than half the 
The of the lower pale might be readily overlooked without a 
careful aedini. Short as it is, however, it is a true awn and really 
o pim a orsal position. In all the Ap Reese Ihave “examined 
parts. Tae. however, to c eet bati th the exceptis of its 
greater size—all the points in which P. baltica diverges from P. arenaria, 
approach C. Épigeios ; and indeed our grass might as fairly be Bild wr under 
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