Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images Acer (Negundo) decurrens [ 1]
Comb nov
(Lesquereux ) LaMotte
Paleocene
Denver Formation
USA Colorado
A maple . Moved from Negundo decurrens (1888 )
Acer (Negundo) fremontensis [ 1]
Comb nov
(Berry ) LaMotte
Eocene
Bridger Formation
USA Wyoming
A maple . Moved from Negundo fremontensis (1930 )
Acer negundifolium [ 1]
Comb nov
(Dawson ) LaMotte
Eocene (Ypresian )
Eocene Okanagan Highlands Stump lake
Canada British Columbia
A possible maple . Moved from Acerites negundifolium (1891 )
Acer orbum [ 1]
Sp nom nov
LaMotte
Eocene
Ione Formation
USA California
A maple . New name for Acer aequidentatum maple fossilsA. aequidentatum type fossils moved to Platanus appendiculata
Acer (Negundo) triloba [ 1]
Comb nov
(Newberry ) LaMotte
Paleocene
Fort Union Formation
USA North Dakota
A maple . Moved from Negundo triloba (1868 )
Acer tuckeri [ 1]
Comb nov
(Smith) LaMotte
Pliocene
"Hog Creek"
USA Idaho
A maple . Moved from Engdhardtia tuckeri (1938 )
Canarium leonis [ 1]
Comb nov
(Cockerell ) LaMotte
Eocene
Ione Formation
USA California
A Canarium species. Moved from Juglans leonis (1908 )
Carya bartoni [ 1]
Comb nov
(Ball) LaMotte
Eocene
USA Texas
A hicory species. Moved from Hicoria bartoni (1931 )
Carya biacuminata [ 1]
Comb nov
(Perkins) LaMotte
Eocene
Brandon lignites
USA Vermont
A hicory species. Moved from Hicoria biacuminata (1904 )
Carya crescentia [ 1]
Comb nov
(Knowlton ) LaMotte
Paleocene
USA Wyoming
A hickory species. Moved from Hicoria crescentia (1899 )
Carya culveri [ 1]
Comb nov
(Knowlton ) LaMotte
Paleocene
USA Wyoming
A hickory species. Moved from Hicoria culveri (1899 )
Carya dawsoni [ 1]
Comb nov
valid
(Berry ) LaMotte
Early Eocene (Ypresian )
Okanagan Highlands Chu Chua Formation
Canada British Columbia
A hickory . Moved from Hicoria dawsoni (1962 )
Carya dentata [ 1]
Comb nov
(Knowlton ) LaMotte
Paleocene
USA Wyoming
A hickory species. Moved from Hicoria culveri (1899 )
Carya jacksoniana [ 1]
Comb nov
(Berry ) LaMotte
Eocene
Yegua Formation
USA Texas
A hickory species. Moved from Hicoria jacksoniana (1924 )
Carya juxtaporipites [ 1]
Comb nov
(Berry ) LaMotte
Eocene Ypresian
Green River Formation
USA Colorado
A hickory species. Moved from Hicoria juxtaporipites (1933 )
Carya (?) oregoniana [ 1]
Comb nov
(Knowlton ) LaMotte
Eocene
Clarno Formation
USA Oregon
A hickory species. Moved from Hicoria (?) oregoniana (1902 )
Carya orientalis [ 1]
Comb nov
(Chaney ) LaMotte
Oligocene
Eagle Creek flora
USA Oregon
A hickory species. Moved from Hicoria orientalis (1920 )
Carya pretexana [ 1]
Comb nov
(Berry ) LaMotte
Pliocene
Citronelle Formation
USA Alabama
A hickory species. Moved from Hicoria pretexana (1916 )
Carya princetoniana [ 1]
Comb nov
(Cockerell ) LaMotte
Eocene Priabonian
Florissant Formation
USA Colorado
A hickory species. Moved from Hicoria princetoniana (1908 )
Carya rostrataformis [ 1]
Comb nov
(Berry ) LaMotte
Eocene
Lagrange Formation
USA Tennessee
A hickory species. Moved from Hicoria rostrataformis (1924 )
Carya stanleyanum [ 1]
Comb nov
valid
(Dawson ) LaMotte
Early Eocene (Ypresian )
Huntingdon Formation
Canada British Columbia
A hickory . Moved from Hicoria dawsoni (1962 ) First named Dryophyllum stanleyanum (1895 )
Carya williamsi [ 1]
Comb nov
(Chaney ) LaMotte
Oligocene
Eagle Creek flora
USA Oregon
A hickory species. Moved from Hicoria williamsi (1920 )
Celtis americana [ 1]
Comb nov
(Berry ) LaMotte
Eocene
McBean Formation
USA Georgia
Mimosa americana (1919 )
A Celtis species. Moved from Momisia americana (1914 )
Cercidiphyllum piperoides [ 1]
Comb nov
(Lesquereux ) LaMotte
Eocene
Ione Formation
USA California
A katsura species. Moved from Zizyphus piperoides (1878 ) Moved to Tetracentron piperoides in 1977 [ 3]
Tetracentron piperoides Comptonia parvula [ 1]
Comb nov
(Heer ) LaMotte
Cretaceous
Patoot beds
Denmark Greenland
A Comptonia species. Moved from Myrica (Comptonia) parvula (1916 )
Cupanites berryi [ 1]
Sp nom nov
LaMotte
Eocene
Barnwell Formation
USA Georgia
A sapindaceous Cupanites species. A new name for Cupanites nigricans (1918 )
Inga alia [ 1]
Sp nom nov
LaMotte
Miocene
Cuba
An ice-cream-bean species A new species name for Inga miocenica (Berry, 1939) (1939 )
Liquidambar dubia [ 1]
Sp nom nov
(Berry ) LaMotte
Eocene
Lagrange Formation
USA Kentucky
A sweetgum species A replacement name for Liquidambar incerta (Berry, 1924) (1924 )
Macrolobium geminifolia
Comb nov
(MacGinitie ) LaMotte
Eocene
Ione Formation
USA California
A Macrolobium species legume. Moved from Vouapa geminifolia (1941 )
Melastomites incertus [ 1]
Sp nom nov
LaMotte
Oligocene
Culebra Formation
Panama
A melastome species A replacement name for Melastomites miconioides (Berry, 1919) (1919 )
Populus americana [ 1]
Comb nov
(Lesquereux ) LaMotte
Eocene Priabonian
Florissant Formation
USA Colorado
A cottonwood species . Moved from Pterocarya americana (1874 )
Populus (?) paramonodon [ 1]
Sp nom nov
LaMotte
Paleocene
USA New Mexico
A possible cottonwood species New name for referred "Populus monodon " fossilsP. monodon type specimens moved to Ficus monodon
Prunus gracilis (Lesquereux) [ 1]
Comb nov
Jr homonym
(Lesquereux ) LaMotte
Eocene Pribonian
Florissant Formation
USA Colorado
A possible cherry species Moved from Amygdalus gracilis (1883 ) Jr homonym of Prunus gracilis (Engelm. & A.Gray)
Prunus wilcoxiana [ 1]
Comb nov
(Berry ) LaMotte
Eocene
Tallahatta Formation Holly Springs Sand Member
USA Tennessee
A possible cherry species Moved from Amygdalus wilcoxiana (1930 )
Pyrus alvordensis [ 1]
Comb nov
(MacGinitie ) LaMotte
Trout Creek flora
USA Oregon
A possible mountain ash species Moved from Sorbus alvordensis (1933 )
Pyrus coronariafolia [ 1]
Comb nov
(Berry ) LaMotte
Pleistocene
USA North Carolina
A possible apple species Moved from Malus coronariafolia (1907 )
Pyrus decorafolia [ 1]
Comb nov
(Berry ) LaMotte
Eocene (Ypresian )
Okanagan Highlands Chu Chua Formation
Canada British Columbia
A possible mountain ash species Moved from Sorbus decorafolia (1926 )
Pyrus diversifolia (Lesquereux) [ 1]
Comb nov
Jr homonym
(Lesquereux ) LaMotte
Eocene (Priabonian )
Florissant Formation
USA Colorado
A possible mountain ash species Moved from Sorbus diversifolia (1918 ) First named Myrica diversifolia (1883 ) homonym of Pyrus diversifolia Bong.
Pyrus grandifolia [ 1]
Comb nov
(Heer ) LaMotte
Paleocene
Denmark Greenland
A possible mountain ash species Moved from Sorbus grandifolia (1869 )
Pyrus harneyensis [ 1]
Comb nov
(Axelrod ) LaMotte
Pliocene
USA Oregon
A possible mountain ash species Moved from Sorbus harneyensis (1944 )
Pyrus idahoensis [ 1]
Comb nov
(Brown ) LaMotte
Oligocene
Salmon flora
USA Idaho
A possible apple species Moved from Malus idahoensis (1935 )
Pyrus megaphylla [ 1]
Comb nov
(Cockerell ) LaMotte
Eocene Priabonian
Florissant Formation
USA Colorado
A possible mountain ash species Moved from Sorbus megaphylla (1908 )
Pyrus nupta [ 1]
Comb nov
(Cockerell ) LaMotte
Eocene Priabonian
Florissant Formation
USA Colorado
A possible mountain ash species Moved from Sorbus nupta (1910 )
Pyrus pseudoangustifolla [ 1]
Comb nov
(Berry ) LaMotte
Pleistocene
USA North Carolina
A possible apple species Moved from Malus pseudoangustifolla (1910 )
Shepherdia weaveri [ 1]
Comb nov
(Hollick ) LaMotte
Paleocene - Eocene
"Kachemak Bay flora"
USA Alaska
A possible buffaloberry species Moved from Lepargyraea weaveri (1936 ) [ 4]
Sphaeralcea (?) exhumatum [ 1]
Comb nov
(Cockerell ) LaMotte
Eocene Priabonian
Florissant Formation
USA Colorado
A possible globemallow species Moved from Malvastrum (?) exhumatum (1906 )
Ulmus chuchuanus [ 1]
Sp nom nov
valid
(Berry ) LaMotte
Eocene (Ypresian )
Okanagan Highlands Chu Chua Formation
Canada British Columbia
An elm . New name for "Ulmus columbianus" Berry (1926 ) Junior homonym of "Ulmus columbiana" Penhallow (1907 )
Ulmus chuchuanus Xanthoxylum alia [ 1]
Sp nom nov
LaMotte
Miocene
Cuba
A possible Zanthoxylum species New name for Fagara miocenica Berry, 1939) (1939 )F. miocenica a jr homonym of Fagara miocenica (Berry, 1925)
Xanthoxylum apalachacolensis [ 1]
Comb nov
(Berry ) LaMotte
Miocene
Alum Bluff Formation
USA Florida
A possible Zanthoxylum species Moved from Fagara apalachacolensis (1916 )
Xanthoxylum catahoulensis [ 1]
Comb nov
(Berry ) LaMotte
Eocene
Catahoula Formation
USA Louisiana
A possible Zanthoxylum species Moved from Fagara catahoulensis (1916 ) 4 varieties also moved F. c. corlacea , F. c. elongata , F. c. major , & F. c. orbiculata
Xanthoxyium claibornensis [ 1]
Comb nov
(Berry ) LaMotte
Eocene
Mount Selman Formation
USA Texas
A possible Zanthoxylum species Moved from Fagara claibornensis (1924 )
Xanthoxyium (?) delicatula [ 1]
Comb nov
(Cockerell ) LaMotte
Eocene Priabonian
Florissant Formation
USA Colorado
A possible Zanthoxylum species Moved from Fagara (?) delicatula (1908 )
Xanthoxylum dubium [ 1]
Comb nov
nomen nudum
(Lesquereux ) LaMotte
Paleocene
Raton Formation
USA New Mexico
A possible Zanthoxylum species Moved from Zanthoxylum dubium (1872 ) Considered nomen nudum by LaMotte
Xanthoxylum eocenica [ 1]
Comb nov
(Berry ) LaMotte
Eocene
Lagrange Formation
USA Tennessee
A possible Zanthoxylum species Moved from Fagara eocenica (1916 )
Xanthoxylum juglandianum [ 1]
Comb nov
(Braun) LaMotte
"Tertiary"
Europe
A possible Zanthoxylum species Moved from Zanthoxylum juglandianum (1878 )
Xanthoxylum miocenica [ 1]
Comb nov
(Berry ) LaMotte
Miocene
Forest Sand Formation
Trinidad
A possible Zanthoxylum species Moved from Fagara miocenica (1925 )
Xanthroxylum petraflumensis [ 1]
Comb nov
(Berry ) LaMotte
Eocene
Yegua Formation
USA Texas
A possible Zanthoxylum species Moved from Fagara petraflumensis (1924 )
Xanthoxylum puryearensis [ 1]
Comb nov
(Berry ) LaMotte
Eocene
Lagrange Formation
USA Tennessee
A possible Zanthoxylum species Moved from Fagara eocenica (1916 )
Xanthoxyium spireaefolia [ 1]
Comb nov
(Lesquereux ) LaMotte
Eocene Priabonian
Florissant Formation
USA Colorado
A possible Zanthoxylum species Moved from Fagara spireaefolia (1908 ) First named Zanthoxylum spireaefolium (1883 )
Xanthoxylum wadii [ 1]
Comb nov
(Berry ) LaMotte
Miocene
Mexico Oaxaca
A possible Zanthoxylum species Moved from Fagara wadii (1923 )
Xanthoxylum wyomingensis [ 1]
Comb nov
(Berry ) LaMotte
Eocene
Bridger Formation
USA Wyoming
A possible Zanthoxylum species Moved from Fagara wyomingensis (1930 )