Warren H. Wagner1920 — 2000 · 43 obras en el catálogoObrasFFerns naturalized in HawaiiFerns naturalized in HawaiiTThe endemic Botrychiums of the Southeastern United StatesThe endemic Botrychiums of the Southeastern United StatesDDryopteris in the Huron mountain club area of MichiganDryopteris in the Huron mountain club area of MichiganAAmerican Grapeferns resembling Botrychium ternatumAmerican Grapeferns resembling Botrychium ternatumAAn Asplenium prototype of the genus DielliaAn Asplenium prototype of the genus DielliaTThe log fern (Dryopteris celsa) and its hybrids in MichiganThe log fern (Dryopteris celsa) and its hybrids in MichiganAAn annotated bibliography of ragweed (Ambrosia)An annotated bibliography of ragweed (Ambrosia)RRichard Eric Holttum, Distinguished PteridologistRichard Eric Holttum, Distinguished PteridologistTThe barnes hybrid aspen, Populus X BarnesiiThe barnes hybrid aspen, Populus X BarnesiiTTrichomanes boschianum in ArkansasTrichomanes boschianum in ArkansasSSpontaneous production of a morphologically distinct, fertilSpontaneous production of a morphologically distinct, fertile allopolyploid by a sterile diploid of Asplenium ebenoidesCCytological observations on Adiantum X Tracyi C. C. HallCytological observations on Adiantum X Tracyi C. C. HallTThe fern guideThe fern guideAA new hybrid spleenwort from artificial cultures at FernwoodA new hybrid spleenwort from artificial cultures at Fernwood and its relationship to a peculiar plant from West VirginiaAA natural hybrid, X Adiantum Tracyi C.C. HallA natural hybrid, X Adiantum Tracyi C.C. HallAA Bolivian Elaphoglossum of Unique Leaf StructureA Bolivian Elaphoglossum of Unique Leaf StructureNNatural proliferation of floating stems of scouring-rush, EqNatural proliferation of floating stems of scouring-rush, Equisetum hyemaleNNotes on the distribution of Asplenium kentuckienseNotes on the distribution of Asplenium kentuckiensePProblems in the classification of fernsProblems in the classification of fernsTThe proliferations of Asplenium pinnatifidumThe proliferations of Asplenium pinnatifidumCCytolotaxonomic observations on North American fernsCytolotaxonomic observations on North American fernsPPteridology of the highlands biological station area, SouthePteridology of the highlands biological station area, Southern AppalachiansPPteridophytes of GuamPteridophytes of GuamAA natural Hybrid of Polystichum lonchitis and P. AcrostichoiA natural Hybrid of Polystichum lonchitis and P. Acrostichoides from the Bruce Peninsula AnteriorPágina 1 de 2Siguiente
TThe endemic Botrychiums of the Southeastern United StatesThe endemic Botrychiums of the Southeastern United States
DDryopteris in the Huron mountain club area of MichiganDryopteris in the Huron mountain club area of Michigan
AAmerican Grapeferns resembling Botrychium ternatumAmerican Grapeferns resembling Botrychium ternatum
TThe log fern (Dryopteris celsa) and its hybrids in MichiganThe log fern (Dryopteris celsa) and its hybrids in Michigan
SSpontaneous production of a morphologically distinct, fertilSpontaneous production of a morphologically distinct, fertile allopolyploid by a sterile diploid of Asplenium ebenoides
CCytological observations on Adiantum X Tracyi C. C. HallCytological observations on Adiantum X Tracyi C. C. Hall
AA new hybrid spleenwort from artificial cultures at FernwoodA new hybrid spleenwort from artificial cultures at Fernwood and its relationship to a peculiar plant from West Virginia
NNatural proliferation of floating stems of scouring-rush, EqNatural proliferation of floating stems of scouring-rush, Equisetum hyemale
NNotes on the distribution of Asplenium kentuckienseNotes on the distribution of Asplenium kentuckiense
CCytolotaxonomic observations on North American fernsCytolotaxonomic observations on North American ferns
PPteridology of the highlands biological station area, SouthePteridology of the highlands biological station area, Southern Appalachians
AA natural Hybrid of Polystichum lonchitis and P. AcrostichoiA natural Hybrid of Polystichum lonchitis and P. Acrostichoides from the Bruce Peninsula