STUDIES ON THE VEGETATION OF ICELAND 
TABLE 23 A. 
The Mo and Jadar Vegetation on Arnarvatnsheidi. 
107 
Localities 1—5 represent the mo vegetation, 6—10 the Jadar vegetation. 
All localities situated near Ulfsvatn c. 500 m. above sea level. 
1, 2. 5 exa- 
mined on °/s 1925; 8 on °/s, 3 and 6 on !?/s, 4 and 9 on !?/s, 7 and 10 
on 11/5 1925. (7, 10. 1/10 m?;. 1-6, 8—10, 25. 4/10 m?). 
Dryas octopetala ........ 
Thymus serpyllum ...... 
Cassiope hypnoides...... 
Loiseleuria procumbens.. 
Bisma Bellardi .........:. | 
Bancas trifidus:......... 
Selaginella selaginoides .. 
merostis Canina’.......-: 
Trisetum spicatum ...... | 
Tofieldia palustris ....... 
Mascara alpina.......... 
Bartschia alpina ........ 
Empetrum nigrum ...... | 
Vaccinium uliginosum ... 
Luzula spicata .......... 
FREE acanlis..-...:.... 
Equisetum variegatum... 
Pabscherbacea ........-. 
Armeria vulgaris........ 
Polygonum viviparum ... 
Thalictrum alpinum..... 
HEER TIPS 6's 155 soya vie sien 
BESES Tnbra..........: 
mar 5 5 oso «0.0 ... 
PACA. 4:2 | 
Rumex acetosa.......... 
Galium Normanni....... 
Cerastium alpinum...... | 
Equisetum arvense...... | 
Deschampsia alpina ..... | 
Salix phylicifolia........ 
Cardamine pratensis..... | 
Taraxacum officinale .. 
Potentilla verna......... 
RON Draiensis.,.:,,....., É 
Agrostis tenuis.......... | 
Alchemilla minor ....... 
E3 
E4 
A2 
A3 
Ch 
H 
H 
| 16 | 
80 100 70 92 
100 100 90 96 100 
Ve 
= 
¥ 
> 
= CO v 
