204 



HOOKER ON ARCTIC PLANTS. 



Taraxacum Dens-leonis. 



Cassiopeia tetragona. 



Pedicularis hirsuta. 



P. sudetica. 



Oxyria reniformis. 



Polygonum viviparum. 



Empetrum nigrum. 



Salix herbacea. 



S. reticulata. 



Luzula arcuata. 



Juncus biglumis. 



Carex fuliginosa (not yet found 



in Arctic Asia, but no doubt 



there). 

 C. aquatilis (not yet found in 



Arctic Asia, but no doubt 



there). 

 Eriophorum capitatum. 

 E. polys tach yum. 

 Alopecurus alpinus. 

 Deyeuxia Lapponica. 

 Deschampsia csBspitosa (East 



Greenland only). 

 Phippsia algida. 

 Colpodnim latifolium. 

 Poa iiexuosa. 

 P. pratensis. 

 P. nemoralis. 

 Festuca ovina. 



Of the above, SaxifrcKja op^positifolia is probably the most 

 ubiquitous, and may be considered the commonest and most Arctic 

 flowering plant. 



The following are also inhabitants of all the five Arctic areas, 

 but do not usually attain such high latitudes as the foregoing : — 



Draba audrosacca. 



D. hirta. 



P. muricella. 



D. incana. 



D. rupestris. 



Cochlearia auglica. 



C. officinalis. 



Silene acaulis. 



Lychnis apetala. 



Arenaria verna. 



A. arctica. 



Stellaria longipes. 



Cerastium alpinum. 



Potentilla nivea. 



P. frigida. 



Dryas octopetala. 



Epilobium latifolium. 



Sedum Rhodiola. 



Chrysosplenium alternifolium. 



Saxifraga oppositifolia. 



S. caespitosa. 



S. cernua. 



S. rivularis. 



S. nivalis. 



S. stellaris. 



8. flagellaris. 



S.Hirculus (E.Greenland only), 



Antennaria alpina. 



Erigeron alpinus. 



Kanunculus Lapponicus. 

 Draba rupestris. 

 Viola palustris. 

 Honkeneya peploides. 

 Epilobium augustifolium. 

 E. alpinum. 

 Hippuris vulgaris. 

 Artemisia borealis. 

 Vaccinium uliginosum. 

 V. Vitis-idsea. 

 Ledum palustre. 

 Pyrola rotundifolia. 



Polemonium coeruleum, and vars. 



(East Greenland only). 

 Pedicularis Lapponica. 

 Armeria vulgaris. 

 Betula nana. 

 Salix lanata. 

 S. glauca. 

 S. alpestris. 

 Luzula campestris. 

 Carex vesicaria. 

 Eriophorum vaginatum. 

 Atropis maritima. 



The absence of Gcntiana and Piimula'iw these lists is very 

 unaccountable, seeing how abundant and very Alpine they are on 

 the Alps and Himalaya, and Gentiana on the South- American 

 Cordilleras also. The few remaining plants, which are all very 



