20k 



Canadian Arctic Expedition, 1913-18 



1915 



New Leaves observed: 



April. 

 Saxifraga trlcuspidata (inner leaves; middle of month). 

 8. oppositifolia (inner leaves; end of month). 



Dryas integrifolia (inner leaves; end of month). 



May (Middle of Month). 

 Saxifraga oppositifolia. (bud leaves; only when in or near melting water). 

 B. trlcuspidata (bud leaves). 



May (End of Month). 

 Cerastium alpinum (gravelly places; bud leaves). 

 Cassiope tetragona (bud leaves; only when in or near melting water). 



June. 

 Potentilla nivea (leaf buds; June 10). 



Arctosiaphylos alpina (leaves: Junes 10; also old leaves and berries). 

 Silene acaulis (some new leaves; June 14). 

 Dryas integrifolia (some new leaves; June 14). 

 Mosses (some new leaves; June 14). 



Artemisia hyperborea (new leaves; June 20, where exposed to the sun). 

 Rhododendron lapponicum (some new leaves; June 23). 

 Betula glandulosa (new leaves; June 23; also old catkins). 

 Elymus mollis (new leaves; June 24). 

 Oxyria digyna. (new leaves; June 27). 

 Salix reticulata (new leaves; June 27). 

 Oxytropis sp. (new leaves; June 27). 

 Carex scirpoidea, C. rupes.tris (new leaves; June 28). 

 Ranunculus afflnis (new leaves; June 28). 



July. 



Statice armeria (new leaves; July 2). 

 Epilobium latifolium, (new leaves; July 6). 



1915 



First Flowers observed: 



Saxifraga oppositifolia (June 7 on hilltops, June 12). 



Salix anglorum i first male catkins; June 23). 



Anemone parviflora (June 28; in shelter of boulders). 



Pedicularis lanata (June 28). 



Draba alpina (June 28). 



Salix anglorum (first female catkins; June 28). 



July 1-15. 



Eriphorum Scheuchzerl 

 Dryas integrifolia 

 Oxytropis arctobia 

 Potentilla nivea 

 Arctostaphylos alpina 

 Parrya macrocarpa 

 Androsace Chamaejasme 

 Br ay a purpurascens 

 Carex subspathacea 

 Astragalus aboriginorum 

 Lesquerella arctica 

 Silene acaulis 

 Oxyria digyna 

 Eriophorum angustifollum 

 Stellaria longipes 

 Plantago lanceolata 

 Antennaria Candida 

 Equisetum arvense 

 Alopecuru^ alpinus 

 Statice armeria 

 Castilleja pallida 

 Papaver ntidicaule 

 Erigeron compositus 



Halianthus peploides 

 Hedysarum Mackenzii 

 Saxifraga decipiens 

 Chrysanthemum integrifolium 

 Cerasthim alpinum 





July 16-81. 



Artemisia hyperborea 



Carex scirpioidea, C. rupestris 



Taraxacum ceratophorum 



Ranunculus affinis 



Lychnis affinis 



Draba corymbosa 



Hesperis pallasii 



Saxifraga trlcuspidata 



Astragalus alpinus 



Pedicularis capitata 



Oxytropis campestris, O. nigrescens 



Lychnis apetala 



Pedicularis sudetica 



Senecio frigidus 



Androsace septentrionalis 



Salix pulchra (male and female; 



perhaps earlier). 

 Draba nivalis (perhaps earlier). 

 Salix reticulata (male and female). 

 Rhododendron lapponicum (perhaps 



earlier). 

 Betula glandulosa (young catkins). 

 Cassiope tetragona 



Oxytropis Roaldil 

 Polygonum viviparum 

 Epilobium latifolium 

 Stellaria humifusa 

 Sisymbrium sophioides 



