Scientific Name,Symbol,Vernacular Name,Comments
Callitropsis ×leylandii (A.B. Jacks. & Dallim.) D.P. Little,CALE14,Leyland cypress,Change of genus because of change of genera of parent species (from Chamaecyparis + Cupressus to Callitropsis + Callitropsis)
Callitropsis nootkatensis (D. Don) D.P. Little,CANO9,Alaska cedar,Nomenclatural transfer from Cupressus (existing PLANTS database) or Chamaecyparis
Callitropsis Oerst.,CALLI15,Alaska cedar,New genus for Alaska cedar
Hesperocyparis abramsiana (C.B. Wolf) Bartel,HEAB2,Santa Cruz cypress,Nomenclatural transfer from Cupressus
Hesperocyparis abramsiana (C.B. Wolf) Bartel var. abramsiana,HEABA,Santa Cruz cypress,Nomenclatural transfer from Cupressus
Hesperocyparis abramsiana (C.B. Wolf) Bartel var. butanoensis (Silba) Bartel & R.P. Adams,HEABB,Santa Cruz cypress,Nomenclatural transfer from Cupressus; new variety
Hesperocyparis arizonica (Greene) Bartel,HEAR22,Arizona cypress,Nomenclatural transfer from Cupressus
Hesperocyparis bakeri (Jeps.) Bartel,HEBA5,Modoc cypress,Nomenclatural transfer from Cupressus
Hesperocyparis Bartel & R.A. Price,HESPE5,Western cypress,Nomenclatural transfer from Cupressus
Hesperocyparis benthamii (Endl.) Bartel,HEBE3,Bentham cypress,Nomenclatural transfer from Cupressus
Hesperocyparis forbesii (Jeps.) Bartel,HEFO10,tecate cypress,Nomenclatural transfer from Cupressus
Hesperocyparis glabra (Sudw.) Bartel,HEGL4,smooth Arizona cypress,Nomenclatural transfer from Cupressus
Hesperocyparis goveniana (Gordon) Bartel,HEGO3,Gowen cypress,Nomenclatural transfer from Cupressus
Hesperocyparis guadalupensis (S. Watson) Bartel,HEGU4,Guadalupe cypress,Nomenclatural transfer from Cupressus
Hesperocyparis lusitanica (Mill.) Bartel,HELU,cedar-of-Goa,Nomenclatural transfer from Cupressus
Hesperocyparis macnabiana (A. Murray) Bartel,HEMA21,MacNab's cypress,Nomenclatural transfer from Cupressus
Hesperocyparis macrocarpa (Hartw.) Bartel,HEMA22,Monterey cypress,Nomenclatural transfer from Cupressus
Hesperocyparis nevadensis (Abrams) Bartel,HENE2,Paiute cypress,Nomenclatural transfer from Cupressus
Hesperocyparis pigmaea (Lemmon) Bartel,HEPI11,pygmy cypress,Nomenclatural transfer from Cupressus
Hesperocyparis sargentii (Jeps.) Bartel,HESA17,Sargent's cypress,Nomenclatural transfer from Cupressus
Hesperocyparis stephensonii (C.B. Wolf) Bartel,HEST10,Cuyamaca cypress,Nomenclatural transfer from Cupressus
Juniperus arizonica (R.P. Adams) R.P. Adams,JUAR3,redberry juniper,Raising J. coahuilensis var. arizonica to species 
Juniperus grandis R.P. Adams,JUGR7,western juniper,Raising J. occidentalis var. australis to species 
Juniperus maritima R. P. Adams,JUMA10,seaside juniper,Described in 2009
Picea ×albertiana S. Br.,PIAL4,Western white spruce,Name for hybrids of P. glauca × P. engelmannii
Pinus contorta Douglas ex Loudon var. yukonensis W.L. Strong,PICOY,lodgepole pine,Described in 2010
Pinus ponderosa Lawson & C. Lawson var. benthamiana (Hartw.) Vasey,PIPOB2,ponderosa pine,Splitting P. ponderosa var. benthamiana out of var. ponderosa
Pinus ponderosa Lawson & C. Lawson var. brachyptera (Engelm.) Lemmon,PIPOB3,ponderosa pine,Splitting P. ponderosa var. brachyptera out of var. scopulorum
Pinus ponderosa Lawson & C. Lawson var. washoensis (H. Mason & Stockw.) J.R. Haller & Vivrette,PIPOW2,Washoe pine,"Demoting P. washoensis from species status, following new Jepson treatment"
Zamia amblyphyllidia D.W. Stev.,ZAAM2,,"Species now recognized in Puerto Rico, split from Z. pumila"