Welcome to the IPS website

News, sample database, publications, researchers… Everything about phytoliths is here!

Discovering a Global Phytolith Community: My First IMPR Experience in Barcelona

An on-site report submitted by IPS member Marishka Govender

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Using phytolith analysis to assist with soil classification – A report on the 16th Brazilian Meeting on Soil Classification and Correlation.

Marcia R Calegari, IPS Board Member

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The 14th IMPR was held July 14-19, 2025 in Barcelona, Spain

The Final Programme of Activities is Now Released

EXPLORE PROGRAMME

Report on III Workshop on Micropaleoethnobotany: Relevance of an Interdisciplinary Network of Research in Phytoliths and Starches.

March 17 to 21, 2025 in Brazil

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New Posts from IPS Envoys!

Check out the latest posts from IPS Envoys Gayathri Rajendiran in India, Marina Solomonova in Russia, and our newest envoy, Molly Turnbull in Australia!

IPS Envoy Posts ..!

The new code for phytolith nomenclature, version 2.0 IS NOW published !

The paper with its supplementary material can be downloaded for free on the Annals of Botany website.

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Want to learn more about how to do Open Access phytolith science?

Check out the new Open Science Skills Clinics presented by ICOPS!

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Announcing the Launch of PHYTO-CHAT-L!

We strongly encourage all phytolith researchers (IPS membership is not required) to join PHYTO-CHAT_L.

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Access rare publications on phytoliths archived by Rand Evett, including papers, master and doctoral theses!
More than 9750 references are available upon request.

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Martínez, A. G., Portillo, M., López, J. M. C., Camprubí, J. M., Guzmán, J. O., Puig, M. M., & Vila, O. O. (2026). Tracing household economies and food technologies in the Eastern Pyrenees: grinding at Late Iron Age of El Castellot de Bolvir (La Cerdanya, Spain). Archaeological and Anthropological Sciences, 18(1), 2. https://doi.org/10.1007/s12520-025-02352-x
Carrenho, R., de Cesaro Krzyzanski, H., & dos Santos Morisco, J. V. (2026). Soil carbon sequestration and carbon flux under warming climate. In Climate Change and Soil Interactions (pp. 551–570). Elsevier. https://www.sciencedirect.com/science/article/pii/B9780443402920000182
Tõrv, M., Chen, S., Unt, A., Johanson, K., Rannamäe, E., Varul, L., Sammler, S., Sepp, H., Lang, V., & Tvauri, A. (2026). Segregated food culture? Bronze Age (1250–500 cal BCE) dietary practices in northern Estonia. Journal of Archaeological Science: Reports, 69, 105514. https://www.sciencedirect.com/science/article/pii/S2352409X25005474
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International Phytolith Society Board Members

Yansheng Gu

School of Environmental Studies, China University of Geosciences, Wuhan, China

President

Marcia Regina Calegari

Universidade Estadual do Oeste do Paraná, Brasil

President-elect

Rand R. Evett

University of California, USA

Past-President

Mikhail Blinnikov

St. Cloud State University, USA

Treasurer

Welmoed Out

Archeologisch Onderzoek Leiden BV, Netherlands

Secretary

Ofir Katz

Ben-Gurion University of the Negev, Israel

Member-at-large

Francesca D'Agostini

Francesca D’Agostini

Kew Royal Botanical Gardens, United Kingdom

Member-at-large

May Murungi

May Murungi

Universidade do Algarve, Portugal

Member-at-large

Chad Yost

Indiana State University, USA

Editor (non-voting)

Marina Solomonova

Department of Botany at Altai State University

Web envoy

Gayathri Rajendiran

Manipal Centre for Natural Sciences (MCNS), Manipal, Karnataka, India

Web envoy

Molly Turnbull

University of Wollongong, Australia

Web envoy

IPS
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