Results 11 to 20 of about 3,707 (165)

Distribution of phytoliths in plants: a review

open access: yesGeology, Ecology, and Landscapes, 2019
Phytoliths are ergastic siliceous substances present abundantly within intercellular spaces as well as inside the cells of numerous plants. Being made up of silica, they are nondegradable and hence found preserved as microfossils in various substrata ...

exaly   +3 more sources

Phytoliths from Woody Plants: A Review

open access: yesDiversity, 2022
Phytoliths are efficient proxies in archaeology, plant taxonomy, palaeoenvironment, and palaeoecology reconstruction, the research of which has been developing rapidly in recent years. Phytolith morphology is the basis of phytolith research.
Xiaohong An, Binrong Xie
doaj   +2 more sources

Auto-Fluorescence in Phytoliths—A Mechanistic Understanding Derived From Microscopic and Spectroscopic Analyses

open access: yesFrontiers in Environmental Science, 2022
The detection of auto-fluorescence in phytogenic, hydrated amorphous silica depositions (phytoliths) has been found to be a promising approach to verify if phytoliths were burnt or not, especially in archaeological contexts. However, it is unknown so far
Daniel Puppe   +6 more
doaj   +2 more sources

Irrigation and phytolith formation:an experimental study [PDF]

open access: yes, 2011
It has been proposed that phytoliths from archaeological sites can be indicators of water availability and hence inform about past agricultural practices (Rosen and Weiner, 1994; Madella et al., 2009). Rosen and Weiner (1994) found that the number of
Jenkins, Emma L.   +2 more
core   +10 more sources

Phytoliths of pteridophytes [PDF]

open access: yesSouth African Journal of Botany, 2011
AbstractStudy of phytoliths of pteridophytes is an emerging area of research. Literature on this aspect is limited but increasing. Some recent findings have shown that phytoliths may have systematic and phylogenetic utility in pteridophytes. Phytoliths are functionally significant for the development and survival of pteridophytes. Experiments with some
Mazumdar, J., J. Mazumdar
openaire   +2 more sources

Does silica concentration and phytolith ultrastructure relate to phytolith hardness?

open access: yesBiosurface and Biotribology, 2017
Grasses are an important part of the forage of many herbivorous mammals and their phytoliths have long been regarded as the most important agent of tooth wear. Recent work has challenged this “paradigm” in finding evidence 1.
Ellen Schulz-Kornas   +3 more
doaj   +3 more sources

A review of carbon isotopes of phytoliths: implications for phytolith-occluded carbon sources

open access: yesJournal of Soils and Sediments, 2020
Phytolith-occluded carbon (PhytOC) is mainly derived from the products of photosynthesis, which can be preserved in soils and sediments for hundreds-to-thousands of years due to the resilient nature of the amorphous phytolith silica. Therefore, stable and radioactive carbon (C) isotopes of phytoliths can be effectively utilized in paleoecological and ...
Shilei Yang   +8 more
openaire   +3 more sources

Stability of phytoliths in the archaeological record: a dissolution study of modern and fossil phytoliths

open access: yesJournal of Archaeological Science, 2011
Opaline phytoliths are important microfossils used in archaeological and ecological research. Relatively little is known about the stability of phytoliths after burial. Under alkaline pH conditions they can dissolve, and mechanical disturbances can cause a loss of their more delicate appendages.
Dan Cabanes, Steve Weiner
exaly   +2 more sources

Spectroscopic Discrimination of Sorghum Silica Phytoliths [PDF]

open access: yesFrontiers in Plant Science, 2019
Grasses accumulate silicon in the form of silicic acid, which is precipitated as amorphous silica in microscopic particles termed phytoliths. These particles comprise a variety of morphologies according to the cell type in which the silica was deposited.
Victor M. R. Zancajo   +9 more
doaj   +2 more sources

Palm Phytoliths of Mid-Elevation Andean Forests [PDF]

open access: yesFrontiers in Ecology and Evolution, 2018
Palms are one of the most common tropical plant groups. They are widespread across lowland tropical forests, but many are found in higher altitudes have more constrained environmental ranges.
Seringe N. Huisman   +2 more
doaj   +3 more sources

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