Results 111 to 120 of about 353 (128)
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The leaves of Anabarella Abramova (Pinopsida) from the Cretaceous ofthe north of East Siberia (Russia)

Review of Palaeobotany and Palynology, 2020
Abstract The paper documents in detail the morphology, epidermal features and cuticle ultrastructure of the leaves of the Mesozoic conifer genus Anabarella Abramova 1984. For the first time, the leaf epidermal and cuticle structures of the type species Anabarella kryshtofovichii Abramova from the Albian–Cenomanian (Cretaceous) of the Anabar river ...
Natalya Nosova
exaly   +2 more sources

A New Species of Marskea Florin (Pinopsida) from the Middle Jurassic of the Irkutsk Coal Basin (East Siberia)

Paleontological Journal, 2018
The study of conifer twigs from the Middle Jurassic deposits of the Irkutsk Coal Basin, previously described as Sequoia and Taxocladus, shows their morphology and epidermal characters to be similar to those of Marskea leaves. A new species Marskea heeriana N. Nosova et Kiritch. is described. A new combination, Marskea latifolia (Kiritch.) N.
Natalya Nosova   +2 more
exaly   +2 more sources

The first finding of the leaves of Mirovia Reymanówna (Pinopsida) in the Middle Jurassic of the Pechora River (North of European Russia)

Paleontological Journal, 2015
Leaves of Mirovia Reymanowna are reported from the Middle Jurassic of the Pechora River (Nenets Autonomous Okrug) for the first time. A new species, Mirovia pethiorica sp. nov., is described. That is the northernmost finding of this genus in European Russia.
Natalya Nosova   +2 more
exaly   +2 more sources

Revision ofCunninghamia protokonishiiTanaietOnoe (Pinopsida, Cupressaceae) from East Asia

open access: yesPaleontological Research, 2017
Morphological and cuticular features of Cunninghamia protokonishii were examined by studying the original material and additional fossils that were collected from the lowest Miocene to the lower Pleistocene of Japan and Korea. The species is characterized by foliar morphology that superficially resembles C.
Atsushi Yabe, Chiyomi Yamakawa
openaire   +2 more sources

Geinitzia reichenbachii (Geinitz, 1842) Hollick and Jeffrey, 1909 and Sedites rabenhorstii Geinitz, 1842 (Pinopsida; Late Cretaceous) reconsidered and redescribed

Review of Palaeobotany and Palynology, 2010
Abstract Two conifer species from the Upper Turonian of the Saxonian and North Bohemian parts of the Bohemian Cretaceous Basin are redescribed using the type specimens and additional material from the type horizon. In both cases characters of the gross-morphology of foliage shoots and leaf epidermal cell structure observed by LM and SEM are studied.
Lutz Kunzmann
exaly   +2 more sources

Cell Ultrastructure of Mirovia macrophylla (Florin) Nosova (Pinopsida) from the Lower Cretaceous of Yakutia

Палеонтологический журнал / Paleontological Journal
The article presents the results of cytochemical and anatomical studies of the conifer leaf of Mirovia macrophylla from the Lower Cretaceous of the Lena Coal Basin in Yakutia. For the first time, the presence of cells with preserved nuclei was revealed for an early Cretaceous conifer, but in the nuclear chromatin the DNA-deoxyribose skeleton, which ...
I. A. Ozerov   +4 more
exaly   +2 more sources

Pollen Grains Found in Pollen Cones of Schidolepium Heer (Pinopsida) from the Middle Jurassic of East Siberia, Russia

International Journal of Plant Sciences, 2021
Premise of research. Jurassic localities of fossil flora in the Irkutsk Region (East Siberia) are rich in reproductive remains of gymnosperms with in situ pollen.
Natalia Zavialova, Natalya Nosova
openaire   +1 more source

КОМПЛЕКСНЫЙ ФИЗИОЛОГИЧЕСКИЙ АНАЛИЗ ТАКСАЦИОННЫХ ДАННЫХ ФИТОМАССЫ ДРЕВОСТОЕВ PINUS SYLVESTRIS (PINOPSIDA: PINACEAE) НА УРОВНЕ ОРГАНИЗМА В ОНТОГЕНЕЗЕ В ЕВРОПЕЙСКОЙ ЧАСТИ РОССИИ

open access: yes, 2015
Проведён комплексный физиологический анализ таксационных данных фитомассы древостоев сосны обыкновенной (Pinus sylvestris L.) в Европейской части России. Получены количественные данные чистой продуктивности фотосинтеза, депонирования углерода, поглотительной деятельности корневой системы и биологической продуктивности растений в онтогенезе в возрасте ...
Лебедев, Е.В.
openaire   +2 more sources

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