438 RYDBERG: PHYTOGEOGRAPHICAL NOTES 
_ Fragaria bracteata Antennaria anaphaloides 
Castilleja rhextfolia Arnica Parryt 
lanata Anaphalis subalpina 
Erigeron Coultert 
Restricted to the Southern Rockies 
Shrubs 
Salix Wolfia Sambucus microbotrys 
Acer trifida (Utah) 
Herbs 
Trisetum montanum Pseudocymopterus montanus 
Capnotdes brachycarpum Oreochrysum Parryt 
Drymocallis fissa Cirstum oreophilum 
Lathyrus arizonicus ‘“‘ Eatonu (Utah) 
Ligusticella Eastwoodiae “ griseum 
Restricted to the Northern Rockies 
Shrubs 
tSalix Hookeriana Ribes hudsonianum 
tRibes glandulosum ~* Alnus sinuata 
Herbs 
Silene repens Homalobus Bourgovi 
“*  oregana oscar Besci sulphurescens 
Aquilegia columbiana Mackenzii 
Sieversta ciliata Chaemaenerion angustifolium 
Fragaria bracteata # latifolium 
Lupinus monticola bcs pseudaureus 
‘‘  caespitosus Castilleja Tweed yt 
Astragalus spicatus i lancifolia 
B. GRASSLANDS 
The grasslands have been discussed in the fifth paper of the 
series,* and the grasses were there enumerated. I shall not repeat 
here the discussion, but merely list the species of plants which 
enter into the composition of these different formations. 
* Bull. Torrey Club 42: 629-634. 1915. 
