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Rydberg: Phytogeographical notes 



\Poa P alter soni 

 Poa Lettermanni 

 Avena Mortoniana 



*Eriogonum xanthum 

 Paronychia pulvinata 



*Arenaria Fendleri 

 Thlaspi coloradense 

 Thlaspi purpurascens 

 Cheirinia radiata 

 Cheirinia nivalis 

 Draba aureiformis 

 Draba chrysantha 



*Draba streptocarpa 

 Draba saximontana 

 Androsace carinata 



*Dasystephana Parryt 

 Phlox condensata 

 Castilleja Haydeni 

 Pentstemon Hallii 



\Eritrichium argenteum 

 Erigeron pinnatisectns 



*Besseya plantaginea 



*Senecio Nelsonii 



Senecio Harbourii 



Draba crassifolia 



The following are important plants of this formation in rhe 

 northern Rockies but lacking in the southern: 



Festuca supina Donglasia montana 



Agropyron andinum Phacelia sericea 



Agropyron latiglume Phacelia alpina 



Potentilla Macounii Eritrichium elongatum 



Dryas Drummondii Dasystephana monticola 

 Aauilegia Jonesii 



The following plants belong to this formation but are rather 



local : 



Southern 



Potentilla minutifolia 



Poa epilis 

 Festuca minutiflora 

 Arenaria Tweedyi 

 Cheirinia amoena 

 Draba crassa 

 Parrya platycarpa 

 Oreoxis humilis 

 Oreoxis Bakeri 

 Oreoxis alpina 



Pseudocymopterus Tidestromii 

 Xylorrhiza coloradensis 

 Xylorrhiza Brandegei 

 Macronema pygmeum 



Potentilla tenerrima 

 Potentilla nivea 

 Potentilla nipharga 

 Potentilla paucijuga 

 G or mania debilis 

 Aragallus podocarpus 

 Aragallus Hallii 

 Chaenactis pedicidaria 

 Chaenactis alpina 

 Senecio petrocallis 

 Chrysopsis alpicola 



