RYDBERG: PHYTOGEOGRAPHICAL NOTES 319 
3. SPECIES FOUND IN THE MAIN RANGE IN MONTANA AND ALBERTA 
BUT NOT FARTHER SOUTH 
Shrubs 
Salix Fernaldi Sorbus occidentalis 
Philadelphus Lewisu Vaccinium globulare 
Ribes petiolare Luetkea pectinata 
Rosa nutkana 
Herbs 
Poa Vaseyochloa Viola orbiculata 
Xerophyllum Douglasu Valeriana Scouleri 
Juncoides glabratum Penstemon Lyallit 
Erythronium grandiflorum Dodecatheon cylindrocarpum 
Eriogonum polyphyllum Dodecatheon viviparum 
Eriogonum depressum Castilleja Suksdorfit 
Arenaria nardifolia (Asia) Castilleja lutea 
Silene repens (Asia) Antennaria Howellit 
Atragene grosseserrata Antennaria luzuloides 
Arabis Nuttallit Erigeron Howellit 
Arabis furcata Aster modestus 
Heuchera glabra Aster diabolicus 
Heuchera grossulariifolia Aster Sayianus 
Micranthes aestivalis Achillea fusca 
Potentilla Drummondii Cirsium Macouniu 
Epilobium luteum Selaginella montanensis 
4. CASCADE MOUNTAIN SPECIES WHICH HAVE EMIGRATED INTO THE 
SELKIRK-BITTERROOT REGION 
Shrub 
Salix commutata 
Herbs 
Alopecurus pallescens Eriogonum thymotdes 
Poa Cusicku Claytonia chrysantha 
Agropyron lanceolatum Alsine washingtoniana 
Elymus Howellii Arenaria cephaloidea 
Carex stenochlaena Aquilegia columbiana 
Allium fibrillum Sedum Leibergu 
Allium Cusickii* Hemieva ranunculifolia 
