COMMON NAMES OF MONTANA PLANTS. 129 



Wild Syringa; Philadelphia Lewisii, Pursh. 



Wild Tansy; Achillea lannlosa, Nutt. 



Wild Thistle; Cnicus undulatus, Nutt. 



Wild Tomato ; Solanum triflorum, Nutt. 



Wild Tuberose; Leucocrinum montanum, Nutt. 



Wild Turnip; Brassica campestris, L. 



Wild White Geranium; Geranium Richardsonii, F. & T; 



Willow; Salix species. 



Willow Herb ; Epilobium angustifolium, L. 



Windflower; Anemone patens Nuttalliana, Gray. 



Wintergreen; Pyrola uliginosa, Torr. 



Wire-grass ; Eleocharis palustris, L. ; Juncus Balticus, Willd. and 



other species. 



Wolfsbane; Aconitum Columbianum, Nutt. 

 Wormwood; Artemisia biennis, Willd. 

 Yamp; Carum Gairdneri, Gray. 

 Yardgress; Polygonum aviculare, L. 

 Yarrow; Achillea lanulosa, Nutt. 

 Yellow-bell; Fritillaria pudica, Spreng. 

 Yellow Columbine; Aquilegia flavescens, Wats. 

 Yellow Currant; Ribes aureum ; Pursh. 

 Yellow Daisy; Chrysopsis villosa, Nutt. 

 Yellow Flax; Linum rigidum, Pursh. 

 Yellow Lady Slipper; Cypripedium parviflorum, Salisb. 

 Yellow Melilot; ]\lelilotus omcinalis, Willd. 

 Yellow Monkey-flower; Mimulus Langsdorfii, Donn. 

 Yellow Pea; Thermopsis rhombifolia, Nutt. 

 Yellow Pine; Pinus ponderosa, Dougl. 



Yellow Primrose; CEnothera muricata, L. (O. strigosa, Rydb.)., 

 Yellow Rose; Potentilla fruticosa, L. 

 Yellow Sage: Bigelovia graveolens, Gray. 

 Yellow Snapdragon; Thermopsis montana, Nutt. 

 Yellow Thistle; Sonchus asper. Vill. 

 Yellow Tree-moss; Bazzania trilobata, S. F. Gray. 

 Yellow Violet; Viola praemorsa, Dougl. 



Yellow Water-lily; Nuphar advena, Ait. & N. polysepalum, Engelm. 

 Yew; Taxus brevifolia, Nutt. 



