RYDBERG: PHYTOGEOGRAPHICAL NOTES 323 
; 2. WESTERN 
Carex Douglasti Lupinus caespitosus 
Carex Hoodii Lupinus argenteus 
Carex phaeocephala Gilia aggregata 
Carex obtusata Castilleja linearifolia 
Eriogonum stellatum Aster campestris 
Eriogonum umbellatum Antennaria rosea 
Arenaria congesta Antennaria flavescens 
Arenaria Burkei Antennaria concinna 
Anemone globosa Antennaria oblanceolata 
Thlaspi Nuttallit Gymnolomia multiflora 
Arabis retrofracta Helianthus petiolaris 
Peritoma serrulatum Madia glomerata 
3. ENDEMIC 
Eriogonum (8 species) t Gilia scariosat 
Polygonum Engelmannii Gilia candidat 
Wahlbergella Drummondii Phacelia glandulosa 
Wahlbergella comosa Oreocarya thyrsiflorayt 
Arenaria (3 species) Oreocarya virgatat 
Lepidium (3 species)t Lithospermum multiflorumy 
Physaria (3 species)t Campanula Parryit 
Lesquerella montana} Chrysopsis resinolens 
Cheirinia Wheelerit Chrysopsis caudatat 
Arabis (5 species) fT Grindelia erecta 
Arabis Drummondii Pyrrocoma (3 species) 
Arabis connexa Solidago (3 species) 
Potentilla effusa Townsendia grandiflora 
Potentilla Hippiana Machaeranthera (7 species) 
Chamaerhodos Nuttall Erigeron flagellaris 
Lupinus aduncus Antennaria (5 species) 
Aragallus albiflorus Hymenoxis helenioidest 
Geranium (3 species) Tt Senecio (8 species) T 
Cynomarathrum Nuttallitt Crepis (4 species) 
I. GRASSY HILLSIDES 
In richer soil the principal grass is Festuca ingrata, whose 
place is taken on the southern slopes of the Southern Rockies by 
F. arizonica and in less degree by F. T’ hurberi. The composition 
of the flora consists of the following species. 
