Results 71 to 80 of about 919 (141)

Preliminary report on equisetalean plants from Lidgetton, Natal [PDF]

open access: yes, 1976
Main articleFossils of Equisetum-like plants from a site near Lidgetton, Natal, South Africa (29"26'S, 30"07' E) are described. These comprise rhizomes bearing roots, stems of varying width showing external and some internal structure (especially nodal ...

core  

In Vitro Cytotoxic Activity of Total Flavonoid from Equisetum Arvense Extract. [PDF]

open access: yesRep Biochem Mol Biol, 2022
Makia R   +3 more
europepmc   +1 more source

The Permian system in western Tasmania [PDF]

open access: yes, 1962
Permian rocks occur at Mount Read, Mount Dundas, Mount Sedgwick, Zeehan, Firewood Siding, Strahan and Point Hibbs in Western Tasmania. The basal formation is exposed at Mount Read, Mount Sedgwick, Zeehan and Point Hibbs and consists of tillite ...
Ahmad, N, Banks, MR
core   +1 more source

La diferenciación paleogeográfica de la Cuenca Catalana al principio del Jurásico Medio. [PDF]

open access: yes, 1998
Se propone un nuevo sistema de unidades litoestratigráficas, válido para los materiales del Toarciense, Aaleniense y Bajociense de la Cuenca Catalana. Las pautas de distribución de estas unidades litoestratigráficas y las variaciones de facies a escala
Fernández López, Sixto Rafael   +4 more
core   +1 more source

La biozona Garantiana (Bajociense, Jurásico Medio) en la región de Tivenys-Sierra de Cardó (Tarragona) [PDF]

open access: yes, 1982
Se describe y analiza la distribución de los ammonites de la biozona Garantiana en la rcgión de Tivenys-Sierra de Cardó. La zona es identificada en base a la fauna de Garantianinae. Las subzonas Dichotoma, Trauthi y Tetragona han sido reconocidas.
Fernández López, Sixto Rafael
core   +1 more source

Hydathodes in ferns: their phylogenetic distribution, structure and function. [PDF]

open access: yesAnn Bot, 2022
Mehltreter K   +5 more
europepmc   +1 more source

Four upper triassic florules from central southern Chile (cerro Ranguilí, cerro Quilvo, cerro Gupo and río Quillén) [PDF]

open access: yes, 2007
Se describen las asociaciones florísticas de cuatro localidades del centro-sur de Chile, mencionadas previamente en la literatura. Estas son: Cerro Ranguilí (Formación Estero La Higuera), Cerro Quilvo (Formación La Patagua o "Estratos de Pocillas ...
Herbst, Rafael, Troncoso, Alejandro
core  

Evolution of genome space occupation in ferns: linking genome diversity and species richness. [PDF]

open access: yesAnn Bot, 2023
Fujiwara T   +8 more
europepmc   +1 more source

II.—EQUISETALES. [PDF]

open access: yesNew Phytologist, 1908
openaire   +1 more source

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