JACKSON: UREDINALES OF OREGON 



295 



Muhlenbergia comata 197 

 Lemmoni 192 

 racemosa 197 



Nabalus hastatus 120 

 Navarettia inter texta 106 



Onagraceae 24, 28, 82, 99, 175, 201 

 Orchidaceae 26, 217 

 Ornithogalum umbellatum 63 



Narbonense 63 

 Osmorrhiza brevipes 148 



divaricata 148 



Liebergii 148 



occidentalis 148 

 Oxycoccus macrocarpus 27 

 Oxyria digyna 142 



Pachylophus marginatus 201 



montanus 201 

 Paniculariaelata 159 



pauciflora 159 

 Pedicularis bracteosa 86 



racemosa 86 

 Pentstemon sp. 170 



diffusus 147 



Menziesii 143 

 Peucedanum sp. 81 



triternata 122 

 Phalaris arundinacea 125 

 Phacelia heterophylla 136 



leucophylla 136 

 Phegopteris Dryopteris 9 

 Phleum pra tense 151 

 Phlox condensata 97 



diffusa 97 



spcciosa 150 

 Phoradendron viliosum 220 

 Picea canadensis 22 



Engelmanii 6, 22, 218 



excelsa 30 



mariana 22 

 Pinaceae 4, 5, 6, 7, 8, 13, 15, 20, 22, 24, 



31, 32, 218, 219 

 Pin us contorta 4, 7 



}X)ndcrosa 8 



pungens 8 



rigida 4 

 Piscaria sctigera 19 

 Plumbaginaceae 181 

 Poa ampla 85, 100 



annua 100 



Poa fertilis 100 



Kingii 59 



macrantha 100 



nemoralis lOO 



pratensis 100 



triflora 100 



trivialis 100 

 Poaceae 59, 63, 67, 85, 103, 107, 118, 

 124, 125, 135, 136, 145, 149, 151, 

 155. 157, 159. 166, 167, 172, 182, 

 192, 197 

 Polemoniaceae 97, 106, 150 

 Polygonaceae 60, 74, 142, 152, 153, 167, 



191, 202 

 Polygonum alpinum 153 



amphibium 153 



aviculare 202 



enter sum 153 



imbricatum 74 



Muhlenbergii 153 



Newberryi 74 



pennsylvanicum 153 

 Polypodiaceae 9, 10, 11, 23, 31, 32 

 Polypodium occidentale 10 

 Polystichum munitum 10, 23 

 Populus acuminata 18 



alba 12 



angustifolia 18 



balsamifera 18 



candicans 18 



tremuloides 13 



trichocarpa 18 

 Portulaceae 84, 209 

 Potentilla aracnoides 53 



blaschkeana 49 



glomerata 49 



gracilis 49 



Hippiana 53 

 Primulaccae 128, 141 

 Prunus domestica 178 

 Pseudotsuga mucronata 13 

 Pteridium aquilinum pubescens 32 

 Ptiloria paniculata iii 

 Puccinellia nuttalliana 85 

 Pulicaria dysenterica 193 

 Pyrus baccata 35 



communis 35 



divcrsifolia 35 



ioensis 35 



malus 35 



rivularis 35 



sinensis 35, 40 



