SAGINA NIVALIS DISCOVERED IN SCOTLAND. 355 
shows several of the older receptacles, from which little colonies of 
young plants are springing. 
We transcribe, for the sake of comparison¥from the ‘ Species Alga- 
rum, vol. i. p. 209, Agardh’s specific description :—“ F. distichus, 
stipite filiformi in frondem costatam dichotomam evesiculosam angustis- 
sime linearem integerrimam abeunte, recept 9eniis ] 
elongato-linearibus compressis.” 
eo 
EXPLANATION oF Tas. XII. 
T. 
ad 
11 4 
Representing Fucus distichus, Linn., from sr | by Professor Harvey 
aud Mr. N. B. Ward, and supplied by Mrs. Gray.—Fig. 1. The entire plant. 2. A 
frond. 3. One of the pores of the fronds with the filaments. 4. One of the fila- 
ments issuing from the pores. 5. A proliferous receptacle. 6. Terminal receptacles, 
7. Inferior lateral receptacle. 8. C tion of receptacle, showing t pt 
eut open, containing parietal spores. 9. Aspore. Figs. 3, 4, 8, and 9, magnified. 
-S4GINA NIFALIS, Fries, DISCOVERED IN SCOTLAND. 
By Hewerr C. Watson, Esq., F.L.S. 
Mr. Boswell Syme has shown to me a specimen of this arctic plant, 
Which was picked on Ben Lawers, in Scotland, several years ago, by 
Professor Balfour. Other examples are said to have been gathered at 
the same time ; and their special locality is supposed to have been at 
that part of the hill where the Alsine rubella is found. I believe this 
. to be the only reliable locality for true Sagina nivalis in Scotland ; and 
9n present knowledge it will stand as the extreme southern limit for 
_ the species, which occurs also on the Dovre, in Norway. 
— Tn the third edition of the * Manual of British Botany,’ a plant 
.. found by Mr. Backhouse on Glass Mhiel, in Forfarshire, was mentioned : 
[ . Very doubtfully as Sagina nivalis. The allusion to M qu) having 
. been expunged from subsequent editions of the * Manual, we may con- 
. Wude that Professor Babington had afterwards decided against the 
. Correctness of the name. is i 
In the‘ British Flora,’ by Hooker and Arnott, edit. 8, the name o 
` Sagina nivalis is bestowed upon something found in the Isle of Skye 
and on the Clova Mountains. I presume that to be simply a misno- 
Mer, since the only character to distinguish the plant s ees m 
Variety of Sagina subulata, is conveyed in the expression à n quite 
