NARDIA 111 
partly due to the probably early time of the year when 
fruiting occurs. The male plant is common; the female 
appears to be rarer and to occur seldom in the same tuft 
with the former. 
S.W. LowLanps.—Kirkcudbright: Cairn Edward, allt. 
ca. 600 ft. (M‘And.); Corserine (West); Glen Trool, alt. ca. 
300 ft. (Macv.); Mulwharchar, alt. 2000 ft. (G. West). 
S.E. Hicuianps.—Mid Perth: Ben Laoigh (T. Rogers 
cf. Pears. Hep. Brit., p. 370); Creag Mhor (Ewing); Ben 
Odhar, several places, F. to 2000 ft. (Macv.); Am Binnean 
(Ewing). 
Mip E. HicHLianps.—Forfar: Camlochan (Whitehead). 
S. Aberdeen: Glen Clunie (Whitehead cf. Pears. Hep. Brit., 
p. 370); Lochnagar (Sim); Ben MacDhui (G. E. Hunt); do. 
(Stabl.). 
N.E. HicHianps.—H. Inverness: Mam Soul (Cocks) ; 
Loch in Balmacaan Forest (G. West); Loch in Carn a 
Chuilinn (G. West); Braeriach, alt. 2800 ft. (G. Wilson and 
J. A. Wheldon). 
W. Hicuianps.—Clyde Isles: Goatfell, 1839 (Dickie 
Herb.); Cairn na Cailleach, abundant, descending to 400 ft. 
(Macv.); Lamlash (M‘And.). Dwmbarton: Allt Dubh- 
Uisgue, Ardlui (Macv.). Argyll: Succoth Hill, Arrochar 
(A. M‘Kinlay cf. Carr. Brit. Hep., p. 30); head of Glen 
Orchy (Ewing); Coire Creachainn, Ben Cruachan, F. 
(Macv.); Ben Fhada, Glencoe (West). W. Inverness: 
Moidart, 600 ft. alt., vk. (Macv.); Allt Coire Dheirg, Glen 
Nevis, alt. 1200 ft. (Macv.). 
INNER HEBRIDES.—NV. Inner Hebrides: Sligachan (Miss 
Macv.). 
Lower N. Hicuuanps.— W. Ross: Ben Slioch (How. ¢f. 
Carr. Brit. Hep., p. 30); side of Loch Maree, 1867 (How.). 
OrRKNEY.—Hoy (Lillie), 
SHETLAND.—E. side of Bergs of Skelberry, Northmaven, 
alt. ca. 500 ft. (Beeby). 
NARDIA SCALARIS (Schrad.) Gray 
Alicularia scalaris (Schrad.) Corda 
This species shares with Diplophyllwm albicans and 
Pellia epiphylla the distinction of being the commonest 
