Agoseris angustissima Greene accepted as Agoseris aurantiaca (Hook.) Greene (original description)
Agoseris caudata Greene accepted as Agoseris parviflora (Nutt.) D.Dietr. (original description)
Agoseris cinerea Greene accepted as Agoseris grandiflora (Nutt.) Greene (original description)
Agoseris confinis Greene accepted as Agoseris aurantiaca (Hook.) Greene (original description)
Agoseris covillei Greene accepted as Agoseris monticola Greene (original description)
Agoseris decumbens Greene accepted as Agoseris monticola Greene (original description)
Agoseris howellii Greene accepted as Agoseris aurantiaca (Hook.) Greene (original description)
Agoseris isomeris Greene accepted as Agoseris glauca (Pursh) Raf. (original description)
Agoseris lacera Greene accepted as Agoseris glauca (Pursh) Raf. (original description)
Agoseris lanulosa Greene accepted as Agoseris glauca (Pursh) Raf. (original description)
Agoseris lapathifolia Greene accepted as Agoseris glauca (Pursh) Raf. (original description)
Agoseris longirostris Greene accepted as Agoseris aurantiaca (Hook.) Greene (original description)
Agoseris longissima Greene accepted as Agoseris glauca (Pursh) Raf. (original description)
Agoseris longula Greene accepted as Agoseris glauca (Pursh) Raf. (original description)
Agoseris microdonta Greene accepted as Agoseris glauca (Pursh) Raf. (original description)
Agoseris prionophylla Greene accepted as Agoseris aurantiaca (Hook.) Greene (original description)
Agoseris procera Greene accepted as Agoseris glauca (Pursh) Raf. (original description)
Agoseris taraxacoides Greene accepted as Agoseris parviflora (Nutt.) D.Dietr. (original description)
Agoseris vestita Greene accepted as Agoseris glauca (Pursh) Raf. (original description)
Agoseris vicinalis Greene accepted as Agoseris glauca (Pursh) Raf. (original description)
Agoseris vulcanica Greene accepted as Agoseris aurantiaca (Hook.) Greene (original description)
Antennaria arkansana Greene accepted as Antennaria parlinii subsp. fallax (Greene) R.J.Bayer & Stebbins (original description)
Antennaria bifrons Greene accepted as Antennaria parlinii subsp. fallax (Greene) R.J.Bayer & Stebbins (original description)
Antennaria candida Greene accepted as Antennaria media Greene (original description)
Antennaria densa Greene accepted as Antennaria media Greene (original description)
Antennaria dilatata Greene (original description)
Antennaria elliptica Greene accepted as Antennaria parlinii subsp. fallax (Greene) R.J.Bayer & Stebbins (original description)
Antennaria fendleri Greene (original description)
Antennaria hygrophila Greene (original description)
Antennaria oneidica Greene (original description)
Antennaria peramoena Greene (original description)
Antennaria pinetorum Greene accepted as Antennaria plantaginifolia (L.) Richardson (original description)
Antennaria pulchella Greene (original description)
Antennaria pyramidata Greene accepted as Antennaria luzuloides subsp. aberrans (E.E.Nelson) R.J.Bayer & Stebbins (original description)
Antennaria scabra Greene accepted as Antennaria pulchella Greene (original description)
Antennaria scabra Greem (original description)
Arnica abortiva Greene accepted as Arnica cordifolia Hook. (original description)
Arnica lasiosperma Greene accepted as Arnica rydbergii Greene (original description)
Arnica parvifolia Greene (original description)
Aster halophilus Greene (original description)
Aster leucopsis Greene (original description)
Chaenactis angustifolia Greene accepted as Chaenactis douglasii var. douglasii (Hook.) Hook. & Arn. (original description)
Chaenactis brachiata Greene accepted as Chaenactis douglasii (Hook.) Hook. & Arn. (original description)
Chaenactis cheilanthoides Greene accepted as Chaenactis douglasii (Hook.) Hook. & Arn. (original description)
Chaenactis evermannii Greene (original description)
Chaenactis imbricata Greene accepted as Chaenactis douglasii (Hook.) Hook. & Arn. (original description)
Chaenactis leucopsis Greene accepted as Chaenactis douglasii var. alpina A.Gray (original description)
Chaenactis minuscula Greene accepted as Chaenactis douglasii var. alpina A.Gray (original description)
Chaenactis pumila Greene accepted as Chaenactis douglasii var. douglasii (Hook.) Hook. & Arn. (original description)
Chaenactis rubella Greene accepted as Chaenactis douglasii var. alpina A.Gray (original description)
Corethrogyne brevicula Greene accepted as Corethrogyne filaginifolia (Hook. & Arn.) Nutt. (original description)
Corethrogyne flagellaris Greene accepted as Corethrogyne filaginifolia (Hook. & Arn.) Nutt. (original description)
Corethrogyne floccosa Greene accepted as Corethrogyne filaginifolia (Hook. & Arn.) Nutt. (original description)
Corethrogyne lavandulacea Greene accepted as Corethrogyne filaginifolia (Hook. & Arn.) Nutt. (original description)
Corethrogyne racemosa Greene accepted as Corethrogyne filaginifolia (Hook. & Arn.) Nutt. (original description)
Corethrogyne scabra Greene accepted as Corethrogyne filaginifolia (Hook. & Arn.) Nutt. (original description)
Corethrogyne sessilis Greene accepted as Corethrogyne filaginifolia (Hook. & Arn.) Nutt. (original description)
Crepis aculeolata Greene accepted as Crepis runcinata subsp. hispidulosa (Howell ex Rydb.) Babc. & Stebbins (original description)
Crepis obtusissima Greene accepted as Crepis runcinata subsp. hispidulosa (Howell ex Rydb.) Babc. & Stebbins (original description)
Crepis pallens Greene accepted as Crepis runcinata subsp. hispidulosa (Howell ex Rydb.) Babc. & Stebbins (original description)
Erigeron anicularum Greene accepted as Erigeron glabellus Nutt. (original description)
Erigeron anicularum var. latiusculus Greene accepted as Erigeron glabellus Nutt. (original description)
Erigeron apiculatus Greene accepted as Erigeron eximius Greene (original description)
Erigeron callianthemus Greene accepted as Erigeron glacialis var. glacialis (original description)
Erigeron ciliolatus Greene (original description)
Erigeron congestus Greene accepted as Erigeron aphanactis var. congestus (Greene) Cronquist (original description)
Erigeron controversus Greene accepted as Erigeron garrettii A.Nelson (original description)
Erigeron dicladus Greene accepted as Erigeron tracyi Greene (original description)
Erigeron eldensis Greene accepted as Erigeron eximius Greene (original description)
Erigeron eucephaloides Greene accepted as Erigeron speciosus (Lindl.) DC. (original description)
Erigeron foliosissimus Greene accepted as Erigeron platyphyllus Greene (original description)
Erigeron furcatus Greene accepted as Lachnophyllum noeanum Boiss. (original description)
Erigeron gracillimus Greene accepted as Lachnophyllum noeanum Boiss. (original description)
Erigeron gulielmi Greene accepted as Erigeron formosissimus var. viscidus (Rydb.) Cronquist (original description)
Erigeron hesperocallis Greene accepted as Erigeron peregrinus (Banks ex Pursh) Greene (original description)
Erigeron hirtuosus Greene accepted as Erigeron formosissimus Greene (original description)
Erigeron huachucanus Greene accepted as Erigeron arizonicus A.Gray (original description)
Erigeron iodanthus Greene accepted as Erigeron formosissimus var. viscidus (Rydb.) Cronquist (original description)
Erigeron lavandulaceus Greene accepted as Lachnophyllum noeanum Boiss. (original description)
Erigeron leiophyllus Greene accepted as Erigeron speciosus (Lindl.) DC. (original description)
Erigeron leucanthemoides Greene accepted as Erigeron coulteri Porter (original description)
Erigeron loratus Greene accepted as Erigeron glacialis var. glacialis (original description)
Erigeron lucidus Greene accepted as Erigeron coulteri Porter (original description)
Erigeron mendocinus Greene accepted as Erigeron foliosus var. mendocinus (Greene) G.L.Nesom (original description)
Erigeron minusculus Greene (original description)
Erigeron mogollonicus Greene accepted as Erigeron formosissimus Greene (original description)
Erigeron nemophilus Greene accepted as Erigeron aliceae Howell (original description)
Erigeron pachyrhizus Greene accepted as Erigeron cascadensis A.Heller (original description)
Erigeron patens Greene accepted as Erigeron vreelandii Rydb. (original description)
Erigeron petiolaris Greene (original description)
Erigeron regalis Greene accepted as Erigeron peregrinus (Banks ex Pursh) Greene (original description)
Erigeron rubicundus Greene accepted as Erigeron formosissimus var. viscidus (Rydb.) Cronquist (original description)
Erigeron scaberulus Greene accepted as Erigeron formosissimus var. viscidus (Rydb.) Cronquist (original description)
Erigeron subasper Greene accepted as Erigeron formosissimus Greene (original description)
Erigeron suksdorfii Greene (original description)
Erigeron villosulus Greene accepted as Erigeron speciosus (Lindl.) DC. (original description)
Euthamia galetorum Greene (original description)
Franseria carduacea Greene accepted as Ambrosia carduacea (Greene) W.W.Payne (original description)
Gutierrezia linoides Greene accepted as Gutierrezia sarothrae (Pursh) Britton & Rusby (original description)
Lessingia arachnoidea Greene (original description)