Biology:1952 in paleobotany
Template:ToC Right This paleobotany list records new fossil plant taxa that were to be described during the year 1952, as well as notes other significant paleobotany discoveries and events which occurred during 1952.
Mosses
Name | Novelty | Status | Authors | Age | Unit | Location | Synonymized taxa | Notes | Images |
---|---|---|---|---|---|---|---|---|---|
Archaeomnium arnoldianum[1] |
Comb nov |
jr synonym |
(Steere) LaMotte |
Miocene |
"Carter Creek" |
|
A moss. |
||
Archaeomnium brittoniae[1] |
Comb nov |
jr synonym |
(Steere) LaMotte |
Miocene |
Latah Formation |
|
A moss. |
||
Archaeomnium brownii[1] |
Comb nov |
jr synonym |
(Kirchner) LaMotte |
Florissant Formation |
|
A moss. |
|||
Archaeomnium knowltoni[1] |
Comb nov |
jr synonym |
(E. G. Britton) LaMotte |
Roslyn Formation |
|
A moss. |
Ferns
Name | Novelty | Status | Authors | Age | Unit | Location | Synonymized taxa | Notes | Images |
---|---|---|---|---|---|---|---|---|---|
Athyrium crossii[1] |
Comb nov |
(Knowlton) LaMotte |
Denver Formation |
|
Diplaiium mulleri (1874) |
A lady fern species. |
|||
Cyathea branneri[1] |
Comb nov |
(Hollick & Berry) LaMotte |
"Tertiary" |
|
A tree fern species. |
||||
Cyathea pinnata[1] |
Comb nov |
jr synonym |
(MacGinitie) LaMotte |
Ione Formation |
|
A tree fern species. |
|||
Dryopteris claiborniana[1] |
Comb nov |
(Berry) LaMotte |
Yegua Formation |
|
A wood fern species |
||||
Dryopteris escheri[1] |
Comb nov |
(Heer) LaMotte |
Miocene |
|
A wood fern species |
||||
Dryopteris guyottii[1] |
Comb nov |
(Lesquereux) LaMotte |
Florissant Formation |
|
A wood fern species |
||||
Dryopteris heerii[1] |
Comb nov |
(Ettingshausen) LaMotte |
A wood fern species |
||||||
Dryopteris lesquereuxi[1] |
Comb nov |
(Berry) LaMotte |
Lysite Formation |
|
synonymy
|
A wood fern species |
|||
Dryopteris ursinum[1] |
Comb nov |
(Unger) LaMotte |
Miocene |
|
A wood fern species |
||||
Dryopteris ursinum[1] |
Comb nov |
(Heer) LaMotte |
|
A wood fern species |
Cycadophytes
Name | Novelty | Status | Authors | Age | Unit | Location | Synonymized taxa | Notes | Images |
---|---|---|---|---|---|---|---|---|---|
Ctenis hamiltonensis[1] |
Comb nov |
(Hollick) LaMotte |
"Hamilton Bay flora" |
|
A Ctenis species. |
||||
Zamites pollardi[1] |
Comb nov |
(Hollick) LaMotte |
|
A Zamites species morphospecies. |
Conifers
Cupressaceae
Name | Novelty | Status | Authors | Age | Unit | Location | Synonymized taxa | Notes | Images |
---|---|---|---|---|---|---|---|---|---|
Callitris helvetica[1] |
Comb nov |
(Heer) LaMotte |
Miocene |
|
A Callitris species. |
||||
Juniperus linguaefolia[1] |
Comb nov |
(Lesquereux) LaMotte |
Florissant Formation |
|
A juniper species. |
||||
Thuja naujatica[1] |
Comb et sp nom nov |
(Heer) LaMotte |
|
A hiba species. |
Flowering plants
Nymphales
Name | Novelty | Status | Authors | Age | Unit | Location | Synonymized taxa | Notes | Images |
---|---|---|---|---|---|---|---|---|---|
Nymphaea leei[1] |
Comb nov |
(Knowlton) LaMotte |
|
A waterlily species |
|||||
Comb nov |
(Knowlton) LaMotte |
Dawson Arkose |
|
A waterlily species |
Magnoliids
Name | Novelty | Status | Authors | Age | Unit | Location | Synonymized taxa | Notes | Images |
---|---|---|---|---|---|---|---|---|---|
Beilschmiedia portoricensis[1] |
Comb nov |
(Hollick) LaMotte |
Miocene |
|
A Beilschmiedia species. |
||||
Laurophyllum grandis[1] |
Comb nov |
(Lesquereux) LaMotte |
Miocene |
|
synonymy
|
A lauraceous species. |
|||
Lindera antiqua[1] |
Comb nov |
(Heer) LaMotte |
Miocene |
|
A spicewood species |
||||
Lindera dilleri[1] |
Comb nov |
(Knowlton) LaMotte |
Miocene |
|
A spicewood species |
||||
Litsea lamarensis[1] |
Comb nov |
(Knowlton) LaMotte |
|
A Litsea species |
|||||
Litsea lata[1] |
Comb nov |
jr synonym |
(MacGinitie) LaMotte |
Ione Formation |
|
A lauraceous relative |
|||
Litsea praecursoria[1] |
Comb nov |
(Lesquereux) LaMotte |
|
A lauraceous relative |
|||||
Litsea sagittata[1] |
Comb nov |
(Ball) LaMotte |
|
A Litsea species |
|||||
Litsea sessiliflora[1] |
Comb nov |
(Lesquereux) LaMotte |
|
|
A Litsea species |
||||
Litsea texensis[1] |
Comb nov |
(Ball) LaMotte |
|
A Litsea species |
|||||
Ocotea alia[1] |
Sp nom nov |
LaMotte |
|
|
An Ocotea species |
||||
Ocotea athenensis[1] |
Comb nov |
(Ball) LaMotte |
|
An Ocotea species |
|||||
Ocotea attenuata[1] |
Comb nov |
(Ball) LaMotte |
|
An Ocotea species |
|||||
Ocotea berryana[1] |
Sp nom nov |
LaMotte |
Lagrange Formation |
|
An Ocotea species |
||||
Ocotea brazosensis[1] |
Comb nov |
(Ball) LaMotte |
Fayette Formation |
|
An Ocotea species |
||||
Ocotea caudata[1] |
Comb nov |
(Berry) LaMotte |
Mount Selman Formation |
|
An Ocotea species |
||||
Ocotea collazoensis[1] |
Comb nov |
(Hollick) LaMotte |
Miocene |
Collazo Shales |
|
An Ocotea species |
|||
Ocotea coloradensis[1] |
Comb nov |
(Brown) LaMotte |
|
An Ocotea species |
|||||
Ocotea columbiana[1] |
Comb nov |
(Hollick) LaMotte |
Lisbon Formation |
|
An Ocotea species |
||||
Ocotea coushatta[1] |
Comb nov |
(Berry) LaMotte |
|
|
An Ocotea species |
||||
Ocotea culebrensis[1] |
Comb nov |
(Berry) LaMotte |
|
An Ocotea species |
|||||
Ocotea eolignitica[1] |
Comb nov |
(Hollick) LaMotte |
|
An Ocotea species |
|||||
Ocotea hispanioiana[1] |
Comb nov |
(Berry) LaMotte |
Miocene |
Arbitonite Group |
|
An Ocotea species |
|||
Ocotea inequilateralis[1] |
Comb nov |
(Berry) LaMotte |
Gosport Formation |
|
An Ocotea species |
||||
Ocotea intermedia[1] |
Comb nov |
(Berry) LaMotte |
Holly Springs Formation |
|
An Ocotea species |
||||
Ocotea lancifolia[1] |
Comb nov |
(Lesquereux) LaMotte |
Holly Springs Formation |
|
|
An Ocotea species |
|||
Ocotea lithaeformis[1] |
Comb nov |
(Lesquereux) LaMotte |
|
|
An Ocotea species |
||||
Ocotea mississippiensis[1] |
Comb nov |
(Berry) LaMotte |
Holly Springs Formation |
|
|
An Ocotea species |
|||
Ocotea obtusifolia[1] |
Comb nov |
(Berry) LaMotte |
Holly Springs Formation |
|
|
An Ocotea species |
|||
Ocotea pagosensis[1] |
Comb nov |
(Hollick) LaMotte |
Animas Formation |
|
An Ocotea species |
||||
Ocotea palomarensis[1] |
Comb nov |
(Berry) LaMotte |
Miocene |
An Ocotea species |
|||||
Ocotea perseaformis[1] |
Comb nov |
(Ball) LaMotte |
|
An Ocotea species |
|||||
Ocotea praefracta[1] |
Comb nov |
(Ball) LaMotte |
|
An Ocotea species |
|||||
Ocotea precoushatta[1] |
Comb nov |
(Berry) LaMotte |
|
An Ocotea species |
|||||
Ocotea pseudoglauca[1] |
Comb nov |
(Berry) LaMotte |
|
synonymy
|
An Ocotea species |
||||
Ocotea pseudoguianensis[1] |
Comb nov |
(Berry) LaMotte |
|
An Ocotea species |
|||||
Ocotea puryearensis[1] |
Comb nov |
(Berry) LaMotte |
Ackerman Formation |
|
An Ocotea species |
||||
Ocotea (?) ratonensis[1] |
Comb nov |
(Hollick) LaMotte |
|
An Ocotea species |
|||||
Ocotea ripariafolia[1] |
Comb nov |
(Berry) LaMotte |
Miocene |
Forest Clay Formation |
|
An Ocotea species |
|||
Ocotea salinensis[1] |
Comb nov |
(Berry) LaMotte |
|
An Ocotea species |
|||||
Ocotea tertiaria[1] |
Comb nov |
(Berry) LaMotte |
|
An Ocotea species |
|||||
Ocotea texana (Berry)[1] |
Comb nov |
Homonym |
(Berry) LaMotte |
Fayette Formation |
|
An Ocotea species |
|||
Ocotea texana (Ball)[1] |
Comb nov |
Homonym |
(Ball) LaMotte |
|
An Ocotea species |
||||
Ocotea viridiflumensis[1] |
Comb nov |
(Knowlton) LaMotte |
|
An Ocotea species |
|||||
Ocotea wilcoxensis[1] |
Comb nov |
(Berry) LaMotte |
|
An Ocotea species |
|||||
Sassafras quilchenensis[1] |
Sp nom nov |
LaMotte |
Eocene Okanagan Highlands |
|
A Sassafras species |
||||
Umbellularia saliciformis[1] |
Comb nov |
(Knowlton & Cockerell) LaMotte |
Miocene |
|
synonymy
|
An California bay species |
Monocots
Name | Novelty | Status | Authors | Age | Unit | Location | Synonymized taxa | Notes | Images |
---|---|---|---|---|---|---|---|---|---|
Cyperacites islandicus[1] |
Comb nov |
(Heer) LaMotte |
|
A Cyperacites morphospecies |
|||||
Exflabellaria[1] |
Gen et 4 comb nov |
Jr synonym |
LaMotte |
A palm leaf morphogenus |
|||||
Potamogeton orbus[1] |
Sp nom nov |
LaMotte |
Miocene |
Latah Formation |
|
A possible pond weed species |
Basal eudicots
Name | Novelty | Status | Authors | Age | Unit | Location | Synonymized taxa | Notes | Images |
---|---|---|---|---|---|---|---|---|---|
Nelumbium crossii[1] |
Comb nov |
(Knowlton) LaMotte |
Arapahoe Formation |
|
A lotus relative. |
||||
Nelumbium protolutea[1] |
Comb nov |
(Berry) LaMotte |
|
|
A lotus relative. |
Core Eudicots
Superasterids
Name | Novelty | Status | Authors | Age | Unit | Location | Synonymized taxa | Notes | Images |
---|---|---|---|---|---|---|---|---|---|
Achras agnitionalis[1] |
Comb nov |
(Hollick) LaMotte |
Miocene |
|
A Manilkara species. |
||||
Arbutus xalapoldes[1] |
Sp nom nov |
LaMotte |
Pliocene |
|
A madrone. |
||||
Ardisia prepaniculata[1] |
Comb nov |
(Berry) LaMotte |
|
A marlberry species. |
|||||
Ardisia prisca[1] |
Comb nov |
(Hollick) LaMotte |
Miocene |
|
A marlberry species. |
||||
Asclepias fructifer[1] |
Comb nov |
(Cockerell) LaMotte |
Florissant Formation |
|
A milkweed species. |
||||
Asclepias veterana[1] |
Comb nov |
(Heer) LaMotte |
Miocene |
|
A milkweed species. |
||||
Asclepias wilcoxiana[1] |
Comb nov |
(Berry) LaMotte |
|
A milkweed species. |
|||||
Coccoloba chapini[1] |
Comb nov |
(Hollick) LaMotte |
Matanuska coal field |
|
A Coccoloba species. |
||||
Coccoloba claibornensis[1] |
Comb nov |
(Berry) LaMotte |
Gosport Formation |
|
A Coccoloba species. |
||||
Coccoloba columbianus[1] |
Comb nov |
(Berry) LaMotte |
Yegua Formation |
|
A Coccoloba species. |
||||
Coccoloba eolignitica[1] |
Comb nov |
(Berry) LaMotte |
Lagrange Formation |
|
A Coccoloba species. |
||||
Coccoloba uviferafolia[1] |
Comb nov |
(Berry) LaMotte |
Lagrange Formation |
|
A Coccoloba species. |
||||
Cryptantha auriculata[1] |
Comb nov |
(Elias) LaMotte |
Pliocene |
Ogallala Formation |
|
A Cryptantha species. |
|||
Cryptantha chaneyi[1] |
Comb nov |
(Elias) LaMotte |
Pliocene |
Ogallala Formation |
|
A Cryptantha species. |
|||
Cryptantha coroniformis[1] |
Comb nov |
(Elias) LaMotte |
Pliocene |
Ogallala Formation |
|
A Cryptantha species. |
|||
Gonolobus (?) trinervatus[1] |
Comb nov |
(MacGinitie) LaMotte |
Miocene |
Trout Creek Flora |
|
An asclepiadoid milkweed family species |
|||
Halesia inopinum[1] |
Comb nov |
(Hollick) LaMotte |
Berg lake Formation |
|
A snowdrop tree species |
||||
Leiophyllum pleistocenicum[1] |
Comb nov |
(Berry) LaMotte |
|
A sandmyrtle species |
|||||
Viburnum comstocki[1] |
Comb nov |
(Sanborn) LaMotte |
|
synonymy
|
A Viburnum species |
Superrosids
Name | Novelty | Status | Authors | Age | Unit | Location | Synonymized taxa | Notes | Images |
---|---|---|---|---|---|---|---|---|---|
Acer (Negundo) decurrens[1] |
Comb nov |
(Lesquereux) LaMotte |
Denver Formation |
|
A maple. |
||||
Acer (Negundo) fremontensis[1] |
Comb nov |
(Berry) LaMotte |
Bridger Formation |
|
A maple. |
||||
Acer negundifolium[1] |
Comb nov |
(Dawson) LaMotte |
Eocene Okanagan Highlands |
|
A possible maple. |
||||
Acer orbum[1] |
Sp nom nov |
LaMotte |
Ione Formation |
|
A maple. |
||||
Acer (Negundo) triloba[1] |
Comb nov |
(Newberry) LaMotte |
|
A maple. |
|||||
Acer tuckeri[1] |
Comb nov |
(Smith) LaMotte |
Pliocene |
"Hog Creek" |
|
A maple. |
|||
Canarium leonis[1] |
Comb nov |
(Cockerell) LaMotte |
Ione Formation |
|
synonymy
|
A Canarium species. |
|||
Carya bartoni[1] |
Comb nov |
(Ball) LaMotte |
|
A hicory species. |
|||||
Carya biacuminata[1] |
Comb nov |
(Perkins) LaMotte |
Brandon lignites |
|
A hicory species. |
||||
Carya crescentia[1] |
Comb nov |
(Knowlton) LaMotte |
|
A hickory species. |
|||||
Carya culveri[1] |
Comb nov |
(Knowlton) LaMotte |
|
A hickory species. |
|||||
Carya dawsoni[1] |
Comb nov |
valid |
(Berry) LaMotte |
Early Eocene |
Okanagan Highlands |
|
A hickory. |
||
Carya dentata[1] |
Comb nov |
(Knowlton) LaMotte |
|
A hickory species. |
|||||
Carya jacksoniana[1] |
Comb nov |
(Berry) LaMotte |
Yegua Formation |
|
synonymy
|
A hickory species. |
|||
Carya juxtaporipites[1] |
Comb nov |
(Berry) LaMotte |
|
A hickory species. |
|||||
Carya (?) oregoniana[1] |
Comb nov |
(Knowlton) LaMotte |
Clarno Formation |
|
A hickory species. |
||||
Carya orientalis[1] |
Comb nov |
(Chaney) LaMotte |
Eagle Creek flora |
|
A hickory species. |
||||
Carya pretexana[1] |
Comb nov |
(Berry) LaMotte |
Pliocene |
|
A hickory species. |
||||
Carya princetoniana[1] |
Comb nov |
(Cockerell) LaMotte |
Florissant Formation |
|
A hickory species. |
||||
Carya rostrataformis[1] |
Comb nov |
(Berry) LaMotte |
Lagrange Formation |
|
A hickory species. |
||||
Carya stanleyanum[1] |
Comb nov |
valid |
(Dawson) LaMotte |
Early Eocene |
Huntingdon Formation |
|
A hickory. |
||
Carya williamsi[1] |
Comb nov |
(Chaney) LaMotte |
Eagle Creek flora |
|
A hickory species. |
||||
Celtis americana[1] |
Comb nov |
(Berry) LaMotte |
McBean Formation |
|
Mimosa americana (1919) |
A Celtis species. |
|||
Cercidiphyllum piperoides[1] |
Comb nov |
(Lesquereux) LaMotte |
Ione Formation |
|
synonymy
|
A katsura species. |
|||
Comptonia parvula[1] |
Comb nov |
(Heer) LaMotte |
Patoot beds |
|
synonymy
|
A Comptonia species. |
|||
Cupanites berryi[1] |
Sp nom nov |
LaMotte |
Barnwell Formation |
|
A sapindaceous Cupanites species. |
||||
Inga alia[1] |
Sp nom nov |
LaMotte |
Miocene |
|
An ice-cream-bean species |
||||
Liquidambar dubia[1] |
Sp nom nov |
(Berry) LaMotte |
Lagrange Formation |
|
A sweetgum species |
||||
Macrolobium geminifolia |
Comb nov |
(MacGinitie) LaMotte |
Ione Formation |
|
A Macrolobium species legume. |
||||
Melastomites incertus[1] |
Sp nom nov |
LaMotte |
|
A melastome species |
|||||
Populus americana[1] |
Comb nov |
(Lesquereux) LaMotte |
Florissant Formation |
|
synonymy
|
A cottonwood species. |
|||
Populus (?) paramonodon[1] |
Sp nom nov |
LaMotte |
|
A possible cottonwood species |
|||||
Prunus gracilis (Lesquereux)[1] |
Comb nov |
Jr homonym |
(Lesquereux) LaMotte |
Eocene |
Florissant Formation |
|
|
A possible cherry species |
|
Prunus wilcoxiana[1] |
Comb nov |
(Berry) LaMotte |
Tallahatta Formation |
|
A possible cherry species |
||||
Pyrus alvordensis[1] |
Comb nov |
(MacGinitie) LaMotte |
Trout Creek flora |
|
A possible mountain ash species |
||||
Pyrus coronariafolia[1] |
Comb nov |
(Berry) LaMotte |
|
A possible apple species |
|||||
Pyrus decorafolia[1] |
Comb nov |
(Berry) LaMotte |
Okanagan Highlands |
|
A possible mountain ash species |
||||
Pyrus diversifolia (Lesquereux)[1] |
Comb nov |
Jr homonym |
(Lesquereux) LaMotte |
Florissant Formation |
|
synonymy
|
A possible mountain ash species |
||
Pyrus grandifolia[1] |
Comb nov |
(Heer) LaMotte |
|
A possible mountain ash species |
|||||
Pyrus harneyensis[1] |
Comb nov |
(Axelrod) LaMotte |
Pliocene |
|
A possible mountain ash species |
||||
Pyrus idahoensis[1] |
Comb nov |
(Brown) LaMotte |
Salmon flora |
|
A possible apple species |
||||
Pyrus megaphylla[1] |
Comb nov |
(Cockerell) LaMotte |
Florissant Formation |
|
A possible mountain ash species |
||||
Pyrus nupta[1] |
Comb nov |
(Cockerell) LaMotte |
Florissant Formation |
|
|
A possible mountain ash species |
|||
Pyrus pseudoangustifolla[1] |
Comb nov |
(Berry) LaMotte |
Pliestocene |
|
A possible apple species |
||||
Shepherdia weaveri[1] |
Comb nov |
(Hollick) LaMotte |
"Kachemak Bay flora" |
|
A possible buffaloberry species |
||||
Sphaeralcea (?) exhumatum[1] |
Comb nov |
(Cockerell) LaMotte |
Florissant Formation |
|
A possible globemallow species |
||||
Sp nom nov |
valid |
(Berry) LaMotte |
Okanagan Highlands |
|
An elm. |
||||
Xanthoxylum alia[1] |
Sp nom nov |
LaMotte |
Miocene |
|
A possible Zanthoxylum species |
||||
Xanthoxylum apalachacolensis[1] |
Comb nov |
(Berry) LaMotte |
Miocene |
Alum Bluff Formation |
|
A possible Zanthoxylum species |
|||
Xanthoxylum catahoulensis[1] |
Comb nov |
(Berry) LaMotte |
Catahoula Formation |
|
A possible Zanthoxylum species |
||||
Xanthoxyium claibornensis[1] |
Comb nov |
(Berry) LaMotte |
Mount Selman Formation |
|
A possible Zanthoxylum species |
||||
Xanthoxyium (?) delicatula[1] |
Comb nov |
(Cockerell) LaMotte |
Florissant Formation |
|
A possible Zanthoxylum species |
||||
Xanthoxylum dubium[1] |
Comb nov |
(Lesquereux) LaMotte |
|
A possible Zanthoxylum species |
|||||
Xanthoxylum eocenica[1] |
Comb nov |
(Berry) LaMotte |
Lagrange Formation |
|
A possible Zanthoxylum species |
||||
Xanthoxylum juglandianum[1] |
Comb nov |
(Braun) LaMotte |
"Tertiary" |
|
A possible Zanthoxylum species |
||||
Xanthoxylum miocenica[1] |
Comb nov |
(Berry) LaMotte |
Miocene |
Forest Sand Formation |
A possible Zanthoxylum species |
||||
Xanthroxylum petraflumensis[1] |
Comb nov |
(Berry) LaMotte |
Yegua Formation |
|
A possible Zanthoxylum species |
||||
Xanthoxylum puryearensis[1] |
Comb nov |
(Berry) LaMotte |
Lagrange Formation |
|
A possible Zanthoxylum species |
||||
Xanthoxyium spireaefolia[1] |
Comb nov |
(Lesquereux) LaMotte |
Florissant Formation |
|
A possible Zanthoxylum species |
||||
Xanthoxylum wadii[1] |
Comb nov |
(Berry) LaMotte |
Miocene |
A possible Zanthoxylum species |
|||||
Xanthoxylum wyomingensis[1] |
Comb nov |
(Berry) LaMotte |
Bridger Formation |
|
A possible Zanthoxylum species |
Other angiosperms
Name | Novelty | Status | Authors | Age | Unit | Location | Synonymized taxa | Notes | Images |
---|---|---|---|---|---|---|---|---|---|
Carpites interglacialis[1] |
Comb nov |
(Hollick) LaMotte |
Miocene |
St. Eugene Silts |
|
synonymy
|
A fruit/seed species of uncertain affinity. |
General research
- Robert LaMotte publishes the Catalogue of the Cenozoic plants of North America through 1950, with numerous nomenclatural updates and corrections.[1]
References
- ↑ 1.000 1.001 1.002 1.003 1.004 1.005 1.006 1.007 1.008 1.009 1.010 1.011 1.012 1.013 1.014 1.015 1.016 1.017 1.018 1.019 1.020 1.021 1.022 1.023 1.024 1.025 1.026 1.027 1.028 1.029 1.030 1.031 1.032 1.033 1.034 1.035 1.036 1.037 1.038 1.039 1.040 1.041 1.042 1.043 1.044 1.045 1.046 1.047 1.048 1.049 1.050 1.051 1.052 1.053 1.054 1.055 1.056 1.057 1.058 1.059 1.060 1.061 1.062 1.063 1.064 1.065 1.066 1.067 1.068 1.069 1.070 1.071 1.072 1.073 1.074 1.075 1.076 1.077 1.078 1.079 1.080 1.081 1.082 1.083 1.084 1.085 1.086 1.087 1.088 1.089 1.090 1.091 1.092 1.093 1.094 1.095 1.096 1.097 1.098 1.099 1.100 1.101 1.102 1.103 1.104 1.105 1.106 1.107 1.108 1.109 1.110 1.111 1.112 1.113 1.114 1.115 1.116 1.117 1.118 1.119 1.120 1.121 1.122 1.123 1.124 1.125 1.126 1.127 1.128 1.129 1.130 1.131 1.132 1.133 1.134 1.135 1.136 1.137 1.138 1.139 1.140 1.141 1.142 1.143 1.144 1.145 1.146 1.147 1.148 1.149 1.150 1.151 1.152 1.153 LaMotte, R.S. (1952). Catalogue of the Cenozoic plants of North America through 1950. Geological Society of America Memoirs. 51. Geological Society of America. doi:10.1130/MEM51.
- ↑ 2.0 2.1 2.2 2.3 Miller, N. G. (1980). "Fossil mosses of North America and their significance". The Mosses of North America. pp. 9–36.
- ↑ 3.0 3.1 3.2 Wolfe, J.A. (1977). Paleogene floras from the Gulf of Alaska region (Report). Professional Paper. 997. United States Geological Survey. pp. 1–108. doi:10.3133/pp997.
- ↑ 4.0 4.1 4.2 4.3 4.4 Hollick, A.; Smith, P. (1936). The Tertiary floras of Alaska, with a chapter on the geology of the Tertiary deposits (Report). Professional Paper. United States Geological Survey. pp. 1–185. doi:10.3133/pp182. 182.
![]() | Original source: https://en.wikipedia.org/wiki/1952 in paleobotany.
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