Template:Knowlton & Cockerell, 1919

• Knowlton, F.H.; Cockerell, T.D.A. (1919). Knowlton, F.H. (ed.). A Catalogue of the Mesozoic and Cenozoic plants of North America. Bulletin of the United States Geological Survey. pp. 1–815. HathiTrust 

• Find all Wikispecies pages which cite this reference.

Nomenclatural acts

• Date of publication: Publication delayed (not 1919 as on title): Archive, Library of Congress (date of receipt); Monthly Catalogue of the United States Public Documents # 301: January, 1920, p. 384.

New names

• †Acer grahamense
• †Allantodiopsis erosa
• †Alnus auraria
• †Alnus corylina
• †Ampelophyllites attenuatus
• †Ampelophyllites firmus
• †Ampelophyllites ovatus
• †Andromeda dakotana
• †Anemia elongata
• †Annona coloradensis
• †Apeibopsis laramiensis
• †Apeibopsis laramiensis
• †Apocynophyllum taenifolium
• †Aralia dakotana
• †Aralia wardiana
• †Aralia wyomingensis
• †Araliaephyllum
• †Aristolochia brittonii
• †Artocarpus liriodendroides
• †Asplenium martinii
• †Athrotaxopsis
• †Capparites
• †Carpites dakotensis
• †Carpites Iakesii
• †Carpites lesquereuxianus
• †Cassia evanstonensis
• †Cassia idahoensis
• †Cassia laramiensis
• †Ceanothus eriensis
• †Ceanothus ovatifolius
• †Celastrinites alatus
• †Celastrinites cowanensis
• †Celastrinites eriensis
• †Celastrus montanensis
• †Celastrus wardii
• †Celtis lingualis
• †Celtis newberryi
• †Cephalotaxopsis
• †Cinnamomum laramiense
• †Cissus coloradensis
• †Cissus lesquereuxii
• †Cocculites imperfectus
• †Cornus praeimpressa
• †Cyperacites hillsii
• †Cyperacites tessellatus
• †Dalbergites
• †Dillenites
• †Diospyros berryana
• †Diospyros hexaphylla
• †Diospyros lesquereuxii
• †Diospyros nebraskana
• †Dombeyopsis sinuata
• †Dryopteris carbonensis
• †Dryopteris civica
• †Dryopteris laramiensis
• †Dryopteris lesquereuxii
• †Dryopteris nigricans
• †Eorhamnidium
• †Equisetum newberryi
• †Ficophyllum
• †Ficophyllum fontainei
• †Ficus apiculata
• †Ficus berryana
• †Ficus cannonii
• †Ficus cockerellii
• †Ficus cowanensis
• †Ficus dawsonii
• †Ficus evanstonensis
• †Ficus firma
• †Ficus harkeriana
• †Ficus impressa
• †Ficus kansasensis
• †Ficus leonis
• †Ficus leydeni
• †Ficus neodalmatica
• †Ficus pealei
• †Ficus planicostata varietas magnifolia
• †Ficus posttrinervis
• †Ficus praeplanicostata
• †Ficus praesinuosa
• †Ficus undulatiformis
• †Fraxinus oregonensis
• †Hedera lucens
• †Hederaephyllum
• †Hicorius angulatus
• †Hicorius minutulus
• †Ilex florissantensis
• †Ilex laramiensis
• †Ilex microphyllina
• †Juglans laramiensis
• †Juglans leydeniana
• †Juglans newberryi
• †Juglans praerugosa
• †Laurus lakesii
• †Laurus lanceolata
• †Laurus palaeophila
• †Laurus saliciformis
• †Leguminosites coloradensis
• †Leguminosites columbianus
• †Leguminosites laramiensis
• †Liriodendron marcouanum
• †Liriodendropsis
• †Magnolia lakesii
• †Magnolia marshallii
• †Malapoenna cuneata
• †Malapoenna louisvillensis
• †Malapoenna praecursoria
• †Menispermites
• †Mimosites marshallanus
• †Myrica dubia
• †Myrica oblongifolia
• †Myrsine crassula
• †Nageiopsis
• †Negundo brittonii
• †Nyssa denveriana
• †Palaeoaster similis
• †Palmocarpon
• †Phanerophlebites pealei
• †Phyllites dombeyopsoides
• †Phyllites leydenianus
• †Phyllites marshallensis
• †Phyllites trinervis
• †Pistacia eriensis
• †Pistacia hollickii
• †Planera lingualis
• †Populites litigiosus varietas denticulatus
• †Populophyllum
• †Populus cyclomorpha
• †Populus distorta
• †Proteaephyllum
• †Protophyllum
• †Pteris goldmanii
• †Quercophyllum
• †Quercus eximia
• †Quercus praeangustiloba
• †Rhamnus belmontensis
• †Rhamnus brittonii
• †Rhamnus crenatula
• †Rhamnus eorectinervis
• †Rhamnus kansensis
• †Rhamnus minuta
• †Rhamnus newberryi
• †Rhamnus pealei
• †Rhus lesquereuxii
• †Rogersia
• †Sabal eocenica
• †Saccoloma gardneri
• †Saliciphyllum
• †Salix brittoniana
• †Salix myricoides
• †Salix siouxiana
• †Salix wyomingensis
• †Salpichlaena anceps
• †Sapotacites coriaceus
• †Sassafras latilobum
• †Smilax inquirenda
• †Sterculiocarpus
• †Taeniopteris shastensis
• †Ternstroemites
• †Ulmus wardii
• †Vaccinium hollickii
• †Viburnum castrae
• †Viburnum melaenum
• †Vitiphyllum
• †Vitis heeriana
• †Zamiopsis
• †Ziziphus coloradensis
• †Ziziphus corrugata
• †Ziziphus hendersonii
• †Ziziphus minuta