20k 
Canadian Arctic Expedition, 1913-18 
1915 
New Leaves observed: 
April. 
Saxifraga tricuspidata (Inner leaves; middle of month). 
S. 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). 
a. triouspidata (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). 
Arctostaphylos alpina (leaves; Junes 10; also old leaves and berries). 
Silene acatdis (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 lapponicuni (some new leaves; June 23). 
Betula glandulosa (new leaves; June 2S ; also old catkins). 
Elyimis 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 affinis (new leaves; June 28). 
July. 
Statice armeria (new leaves; July 2). 
Epilobiiom latifolium (new leaves; July 6). 
1915 
First Flowers observed: 
Saxifraga oppositifolia (June 7 on hilltops, June 12). 
Salix anglormn (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 Scheuchzeri 
Dryas integrifolia 
Oxytropis arctobia 
Potentilla nivea 
Arctostaphylos alpina 
Parrya macrocarpa 
Androsace Chamaejasme 
liraya purpurascens 
Carcx subsjjathacea 
Astragalus aboriginorum, 
Lesquerella arctica 
Silene acaulis 
Oxyria digyna 
Eriophorum angustifoUum 
Stellnria longipes 
Plantago lanceolata 
Antennaria Candida 
Eqidsetum arvense 
Alopecnrus alpinios' 
Statice armeria 
Castilleja pallida 
Papaver nudicaule 
Erigeron, oompositua 
Halianthiia peploides 
Hedysarum Mackenzii 
Saxifraga decipiena 
Chrysanthemum integrifoUuni 
Cerastium alpinum 
July 16-Sl. 
Artemisia hyperborea 
Carex scirpioidea, C. rupestria 
Taraxacum ceratophorum 
Ranunculus affinis 
Lychnis affinis 
Draba corymbosa 
Hesperis pallasii 
Saxifraga triouspidata 
Astragalus alpinus 
Pedicularis capitata 
Oxytropis campestris, O. nigrescena 
Lychnis apetala 
Pedic^daris sudetica 
Senecio frigidus 
Androsace scptentHonalis 
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 Roaldii 
Polygonum viviparum 
Epilobium latifolium 
Stellaria humifusa ^ 
Sisym brium sophioid^s 
