LEADER 01396oam 2200409 450 001 9910704804803321 005 20131030133106.0 035 $a(CKB)5470000002445692 035 $a(OCoLC)861751923 035 $a(EXLCZ)995470000002445692 100 $a20131030d2013 ua 0 101 0 $aeng 135 $aurmn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aPinus ponderosa $ea taxonomic review with five subspecies in the United States /$fRobert Z. Callaham 210 1$a[Albany, CA] :$cUnited States Department of Agriculture, Forest Service, Pacific Southwest Research Station,$d[2013] 215 $a1online resource (52 pages) $cillustrations 225 1 $aResearch paper PSW ;$vRP-264 300 $aTitle from title screen (viewed on October 30, 2013). 300 $a"September 2013." 320 $aIncludes bibliographical references. 517 $aPinus ponderosa 606 $aPonderosa pine$zUnited States$vClassification 606 $aPonderosa pine$zUnited States$vIdentification 615 0$aPonderosa pine 615 0$aPonderosa pine 700 $aCallaham$b Robert Z.$01395831 712 02$aPacific Southwest Research Station, 801 0$bGPO 801 1$bGPO 801 2$bGPO 906 $aBOOK 912 $a9910704804803321 996 $aPinus ponderosa$93454878 997 $aUNINA