JACKSON: UREDINALES OF OREGON 



297 



Trifolium dubium 198 



eriocephalum 198 



Hallii 198 



hybridum 211 



microdon 198 



oliganthum 198 



pratense 187 



procumbens 198 



tridentatum 198 

 Triticum aestivum 107, 172 



compactum 107, 151 



diococcum 107 



ovatum 172 



vulgare 107, 151, 172 

 Tauga canadensis 27 



heterophylla 27 

 Tussilago farfara 100 



Umbelliferae 46, 62, 68, 81, 98, 122, 123, 



148 

 Urtica Lyallii 174 

 Urticaceae 174 



Vacciniaceae 5, 27 

 Vacciniiim caespitosum 27 



Vaccinium canadense 27 



macrophyllum 5, 27 



myrtilloides 5 



ovalifolium 5, 27 



ovatum 5 



parviflorum 5 



pennsylvanicum 5 



scoparium 5 



Vitis-idaea 5 

 Valeriana occidentalis 89 

 Valerianaceae 89 

 Veratrum californicum 175 



viride 175 

 Vicia americana 186, 203 



linearis 186 



truncata 186 

 Viola adunca 176 



glabella 176 



nephrophylla 176 



rugulosa 176 

 Violaceae 176 



Xanthium sp. 140 



Zygadenus elegans no 



