Northwest Passage Plant List September 4 – 23, 2015 Jim Wilson LICHENS, CLUBMOSSES & HORSETAILS Fir clubmoss Huperzia selago Stiff clubmoss Lycopodium annotinum Field horsetail Equisetum arvense Jewel lichen Xanthoria elegans Map lichen Rhizocarpon sp. Worm lichen Thamnolia sp. Rock tripe Umbilicaria sp. GRASSES, SEDGES & RUSHES Beach rye grass Lymus mollis Alpine fescue Festuca brachyphylla Arctic bluegrass Poa arctica Alpine holygrass Heirochloe alpine Alpine timothy Phleum alpine Hairgrass Deschampsia sp. Arctic foxtail Alopecurus borealis Spiked oatgrass Trisetum spicatum Multi‐headed cottongrass Eriophorum angustifolium Bleak cottongrass Eriophorum triste Russet sedge Carex saxatilis Hair sedge Carex capillaris Mountain bog sedge Carex rariflora Stiff sedge Carex bigelowii Bristle sedge Carex microglochin Tufted false sedge Kobresia myosuroides Arctic rush Juncus arcticus Wood rush Luzula sp. TREES, HERBS & FLOWERS Arctic willow Salix arctica Least / Dwarf willow Salix herbacea Grayleaf willow Salix glauca Net‐veined willow Salix reticulate Dwarf birch Betula nana Northern asphodel Tofieldia coccinea Mouse‐ear chickweed Cerastium sp. Arctic starwort / Star chickweed Stellaria sp. Draba / Whitlow‐grass Draba sp. Alpine rockcress Arabis alpine Smooth northern‐rockcress Braya purpurascens Goose‐tongue / Seaside plantain Plantago maritime Bearberry Arctostaphylos sp. Arctic / Bog blueberry Vaccinium uliginosum Black crowberry Empetrum nigrum White Arctic heather Cassiope tetragona Beach greens Hockenya peploides Seaside bluebells Mertensia maritime Arctic daisy Chrysanthemum integrifolium Sea mayweed Tripleurospermum maritimum Dandelion Taraxacum sp. Yarrow Achillea millefolium Greenland pussytoes Antennaria hansii Northern wormwood Artemisia borealis Thrift Armeria maritima Arctic poppy Papaver radicatum Roseroot Rhodiola rosea Arctic wintergreen Pyrola grandiflora Mountain avens Dryas integrifolium Arctic / Purple oxytrope Oxytropis arctica Yellow oxytrope Oxytropis maydelliana Yellow water crowfoot / Buttercup Ranunculus gmelinii Moss campion Silene acaulis Red alpine campion Viscaria alpine Prickly saxifrage Saxifraga tricuspidata Tufted saxifrage Saxifraga cespitosa Purple mountain saxifrage Saxifraga oppositifolia Arctic / Snow saxifrage Saxifraga nivalis Yellow marsh saxifrage Saxifraga hirculus Alpine brook saxifrage Saxifraga rivularis Drooping / Bulbous saxifrage Saxifraga cernua Dwarf fireweed Chamerion latifolium Willowherb Epilobium sp. Common harebell Campanula rotundifolia Arctic bladder‐campion Melandrium affine Nodding lychnis / Purple bladder‐campion Melandrium apetulum Spoonwort / Scurvygrass Cochlearia sp. Elephanthead lousewort Pedicularis groenlandica Alpine bistort Polygonum vivipara Mountain sorrel Oxyria digyna .