y y yyyY Y y Y 



CROSS-SECTION i-E 



-YaiTow (4o7iiiIcn. lanidostf). 

 - Ki'Igoron {FMgcran macranthus). 

 -Yellow bpuali (Oftrj/soHiamHus \an^. 

 112055*-in (To fnce pngo C 



A — Wlierc orlgluul 



E— Sweet Bage (Artcmiiia dlaoolor). 



G— FalsL' eoosebcrry \,K\\)C6 montirjcin 



:olatH8). 1— Spiked trlsetum (Trisctum spkaU 



I destroytd by grazlog, 

 J — Small mouutnlu porcupine grass (Slipa 

 I. — Low pea vine {Lathyriis Icitcanthus). 

 La — Evening primrose (Lavauxia flava). 



M — Slender-leaved collomia (CollomUi linearis) 

 N — Slender cinquefoil (PotenUlla fillpes). 

 p — Blue foxglove {Pciitsteman procerus). 



■Bladder pod (Lesquerella iitahcnsis). 

 ■Mexican dock {Rumcx mcxtcaitua). 

 -Currant {Ribes inehrians). 



B — Wliere original 

 s — Tansy mustard {Sophia inctsa). 

 so — Mountain elder (Samhucus microbotrys) . 

 sy — Snowberry (Symphoricarpos orcopltiJiia). 



• remained i 

 T — Dandelion (Lcontoaon 

 u — False eymopterua (PscHdoci/mopterua.tldeetromll). 

 X— Knotweea (Polvaonum avicularc). 



D — Density, Contour interval 1 foot. 

 Fig. 21. — Character and density of vegetatio: 



