466 MR. G. ERDTMAN : STUDIES IN THE 
Pinguicula vulgaris, Scirpus «rspitosus, Platanthera bifolia, Schwnus nigricans, 
Selaginella spinulosa, Sphagnum, and „Imblystegium spp. 
Sequence :— 
A. 75cm. Carew peat. 
9 MED ZUM BR + TEN 
B. 205 cm. Gyttja (in the oldest layers a typical Hpithema gyttja). 
Between 46 and 92 em. below the surface was a layer with a 
considerable amount of very fine sand. 
C. (at 280 em.) Rock. 
TEXT-FIG. 8, 
0 10 20 30 40 50 60 70 80 90 100% 
Lad — , 
] ik Ny 
5 
A N 
2] |[ 
4 i 6 
= 7 
C 
—o— Alnus. —QO-—— Betula. —e— Pinus m ne Ulmus. 
Quercus. -------- Tilia, --g-- Corylus. 
(Ordnance Survey of Scotland, Sheet 70.) 
Myriophyllum alternijlorum pollen occurred in sample 6, Nuphar in 3, 4, 
Nymphwa in 2, 5, 6, 7, ete. 
Prat Moss No. 9. (Text-fig. 9.) 
Situated at a low altitude above sea, N.W. of Portree, in a wide expanse 
of slightly undulating moorland. On the surface grew Calluna, Drosera 
longifolia, Erica cinerea, Eriophorum vaginatum, Molinia cerulea, Narthecium, 
Polygala, Potentilla Tormeniilla, Scirpus ewspitosus, Rhacomitrium lanugi- 
nosum, etc. 
