OF OREGON AND WASHINGTON. 



17 



Echinotpermum . 



cliff usu in Lehm. 



liispidum Gray. 



cleflexum Lehin. 



ciliatum Gray. 



Redowskii var. occidentalis Wats. 



var. cupulatum Gray. 

 Greenei Gray. 



Ojnphalodea Tourn. 



Howard! Gray. 

 Krynitzkia Fisch. & Meyer. 



Calif on uca Gray. 



Scouleri Gray. 



Patterson! Gray. 



Fendleri Gray. 



oxycarya Gray. 



leibcarpa Fisch. & Meyer. 



affinis Gray. 



Torreyana Gray. 



barbigera Gray. 



ambigua Gray. 



muriculata Gray. 



circumscisa Gray. 



pterocai*ya Gray. 



glomerate Gray. 



sericea Gray. 



leucophaea Gray. 

 Plagiobothrys F's:-hev & Meyer, j 



rufescens Fisch. & Meyer. 



tenellus Gray. 



nothofulvus Gray. 



eanescens Bentli. 

 Am<inckia Lehm. 



intermedia Fisch. & Meyer. 



lycopsoides Lehm. 



" var. bracteosa Gray . 

 Mertensia Do . 



maritima Don. 



oblongifolia Don. 



Ciculata Don. 

 3eolata DC. 

 Myosotis Linn. 



palustris Withering, 

 verna Nutt. 



var. macrosperma Chapm. 

 Lithosperraum Tourn. 

 pilosum Nutt. 

 Californicum Gray. 



CONVOLVULACE^E. 



Convolvulus Linn. 



Soldanella L, 



sepium L. 



var. Americanus Sims. 



occidentalis Gray. 



Californicus Choisy. 



villosus var. fulcratus Gray. 



arveusis L. 

 Ouscuta Tourn. 



arvensis Beyrich. 



I Cuscuta. 



tenuiflora Engelm. 

 Californica Choisy. 



iSOLANACE^. 



Solanum Tourn. 

 nigrum L. 



var. villosum Mill, 

 umbelliferum Esch. 

 sisymbriifolium Lam. 

 Nicotiana Tourn. 

 attenuata Torrey. 

 quadrivalvis Pursh. 

 var. multivalvis Gray. 



SCROPHULARIACEvE. 



Verbascum Linn. 



Thapsus L. 



Blattaria L. 

 Linaria Tourn. 



Canadensis Dtimont. 



vulgaris Mill. 

 Antirrhinum Tourn. 



Kingii Watson. 

 Collinsia Nuttall. 



grandiflora Dougl. 

 var. pusilla Gray. 



linearis Gray. 



sparsiflora Fisch. & Meyer. 



parviflora Dougl. 



Kattani Gray. 



Torreyi Gray. 

 Tonella Nuttall. 



collinsioides Nutt. 



floribunda Gray. 

 Scr. pbularia Tourn, 



nodosa L. 



var. Marilanclica Gray. 



Californica Cham. 

 Chelone Linn. 



nemorosa Dougl. 

 Pentstemon Mitchell. 



Menziesii Hook. 



var. Newberryi Gray, 

 var. Scouleri Gray, 

 var. Douglasii Gray. 



Barrett* Gray. 



Lyalli Gray. 



glaber Pursh. 



Wardi Gray. 



acuminatus Dougl. 



miser Gray. 



pruinosus Dougl. 



ovatus Dougl. 



attenuatus Dougl. 



confertus Dougl. 



var. cseruleo-purpureus Gray. 



humilis Nutt. 



