338 THE BOTANICAL EXCHANGE CLUB OF THE BRITISH ISLES. 
the sub-species name *S. horminoides, Pourret, Mr. Pugsley (‘ Jouri.. 
Bot’ p. 145, 1908) gives this from the Salisbury Crags, Edinburgh, 
on the faith of a specimen in the Nat. Herb, at Cromwell Road, 
collected by Brand, 1832. I have given reasons (‘Journ. Bot.’ 
1909, p. 87) for hesitating to adopt Pourret’s name in place of 
»S. Verbe?}acn. 
2298 bis. Vallisneria spiralis, L., a native of South 
Europe, has been found in the canal at Redditch, where Chara 
B raunit grow^. Also given for Worcester in ‘ Viet. County Hist.’ 
2479 Sagittaria heterophylla, Pursh., var. iscana, 
Hiern. (‘Journ. Bot.’ p. 273, 1908). Probably first brought to Britain 
in 1798. See ‘ Donn Hort. Cantab.’ Ed. v., p. 246, 1811, and 
Sims, ‘ Bot. Mag.’ (as A*, ri^ida) X.. 1632 (1814). Known at once 
from A", sagittifolia by its leaves being unlobed and resembling those 
of A/isfua Plafiiago-aquatica, by the flowers having no dark violet 
patch at the claw, and the flowering scape falling short of the foliage. 
Leafing specimens are distributed to the members. Now thoroughly 
established in the river at Exeter. Found by Mr. W. P. Hiern. 
2485. P. NATANS X polygonifolius, new in name only = 
P. polygonifolius., var. litiearis, Syme, from Killarney ; it is x P. 
gessnacensis, Fisch. See paper on “ Potamogeton,” by Mr. Arth. 
Bennett (‘Jour. Bot.’ p. 250), which also includes a correction ot 
P. nitens, var. maxwius, to var. praelongifolius., Tis. 
JUNCOIDES pallescens = Luzula pallescens, Besser, ‘Enum. 
FI. Vollhyn,’ p. 15, 1822, = Jiincus pallescens^ Wahl., ‘ FI. Lapp.’ 
p. 87, 1812. Luzula multiflora., var, pallescens, Bluff et Fingerh. 
‘ Comp. FI. Germ,’ vol. i., p. 444, i825 = Z. sudelica, var. pallescens, 
Aschers., ‘FI. Brandb.’ p. 741, 1864, L. campestris, DC., var. /?//- 
chella, Celak., ‘ Prod. FI. Bohmen,’ p. 85, 1869. L. campestris, 
DC., var. pallescens, Celak., ‘Prod. FI. Bohmen,’ p. 749, 1881, et 
‘ Buch. Mon. Juncac.’ p. 164, 1890. 
Juncodes pallescens, OK., differs from J. campestris by its smaller 
and pale long-stalked capitula, and by the small caruncule at base of 
seed ; and from muliijlora by its much smaller and paler flowers, and 
by the outer division of the flowers {tepala') being distinctly longer. 
The pale flowered form {pallescens, Hoppe) of multiflora has the 
