Results 1 to 10 of about 4,733 (201)

The complete chloroplast genome of Araucaria cunninghamii (Araucariaceae) [PDF]

open access: yesMitochondrial DNA. Part B. Resources, 2020
The chloroplast genome of the Araucaria cunninghamii has been completely sequenced. The genome size is 146,337 bp, and the overall GC content is 36.7%.
Jingyao Ping   +6 more
doaj   +5 more sources

Phylogenetic analysis of fossil stems in Yiwu Jurassic Forest, Hami, Xinjiang, Northwest China [PDF]

open access: yesBMC Ecology and Evolution
Background Permineralized fossil wood is frequently found in the Jurassic deposits of China. Many studies of fossil stems are based on anatomical descriptions, yet phylogenetic analyses could provide important insights for systematics studies of fossil ...
Xu-Dong Gou, Yu Jiang, Min-Jiao Liu
doaj   +2 more sources

Somatic Embryogenesis in Conifers: One Clade to Rule Them All? [PDF]

open access: yesPlants, 2023
Somatic embryogenesis (SE) in conifers is usually characterized as a multi-step process starting with the development of proembryogenic cell masses and followed by histodifferentiation, somatic embryo development, maturation, desiccation, and plant ...
Hugo Pacheco de Freitas Fraga   +3 more
doaj   +2 more sources

Insect herbivore and fungal communities on Agathis (Araucariaceae) from the latest Cretaceous to Recent [PDF]

open access: yesPhytoKeys, 2023
Agathis (Araucariaceae) is a genus of broadleaved conifers that today inhabits lowland to upper montane rainforests of Australasia and Southeast Asia.
Michael P. Donovan   +4 more
doaj   +4 more sources

First evidence for Wollemi Pine-type pollen (Dilwynites: Araucariaceae) in South America. [PDF]

open access: yesPLoS ONE, 2013
We report the first fossil pollen from South America of the lineage that includes the recently discovered, extremely rare Australian Wollemi Pine, Wollemia nobilis (Araucariaceae).
Mike Macphail   +3 more
doaj   +5 more sources

Vegetation associated with Wollemia nobilis (Araucariaceae) [PDF]

open access: yes, 2013
Wollemia nobilis Jones et al. (Wollemi Pine) is restricted to four sites growing in warm temperate rainforest typical of the canyons in the Blue Mountains and Wollemi National Parks. 88 vascular plant species were recorded from four sites.
Allen, Chris, Benson, John
core   +2 more sources

[PROVISIONAL] Araucaria angustifolia chloroplast genome sequence and its relation to other Araucariaceae [PDF]

open access: yesGenetics and Molecular Biology, 2019
Araucaria angustifolia is endemic from southern Brazil. Known as Brazilian pine, A. angustifolia is the only native conifer species with economic/social relevance in this country.
José Henrique S. G. Brandão   +4 more
doaj   +2 more sources

Recurrent volcanic activity recorded in araucarian wood from the Lower Cretaceous Springhill Formation, Patagonia, Argentina: Palaeoenvironmental interpretations [PDF]

open access: yesActa Palaeontologica Polonica, 2021
This paper describes a petrified trunk collected from a conglomerate bed of the Springhill Formation (Berriasian–Valanginian) in the Estancia El Álamo locality, Santa Cruz Province, Argentina.
Georgina M. Del Fueyo   +3 more
doaj   +1 more source

Gymnosperms from the Lower Cretaceous Crato Formation (Brazil). I. Araucariaceae and Lindleycladus (incertae sedis) [PDF]

open access: yesFossil Record, 2004
Fossil conifers from the Early Cretaceous, most likely late Aptian, Crato Formation were studied. The excellent preservation of several of those fossils allowed detailed investigations of the leaf epidermis by light microscope (LM) and by scanning ...
L. Kunzmann   +2 more
doaj   +3 more sources

Gymnosperms from the Lower Cretaceous Crato Formation (Brazil). I. Araucariaceae and Lindleycladus (incertae sedis) [PDF]

open access: yesFossil Record, 2004
Fossil conifers from the Early Cretaceous, most likely late Aptian, Crato Formation were studied. The excellent preservation of several of those fossils allowed detailed investigations of the leaf epidermis by light microscope (LM) and by scanning ...
L. Kunzmann   +2 more
doaj   +1 more source

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