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A new article investigates patterns of geographic overlap—sympatry—in North American oak species.
Figure from syngameon article
Posted Tue, 2024-08-13 16:14 in Andrew Hipp's blog
IOS members Paul Manos (Duke University) and Andrew Hipp (The Morton Arboretum) have just published a subsectional classification of North American Red and White Oaks
Phylogenetic tree
Posted Wed, 2021-06-16 12:40 in Andrew Hipp's blog
During the month of October, I am posting daily tweets referring to readings related to Quercus.
collage.jpg
Posted Sat, 2019-10-12 19:49 in Andrew Hipp's blog

Editor's Picks

Past IOS President Allen Coombes, Curator of Scientific Collections at Puebla University Botanic Garden, discusses leaf variability in Quercus ceirpes (still image from the documentary)
A new documentary by Maricela Rodríguez Acosta
Website Editor | Feb 17, 2026
Quercus miyagii acorn and dried leaves
A rare oak endemic to the Ryukyu Islands of Japan
Elion Jam | Feb 16, 2026
A moss-covered oak (Quercus orocantabrica) in Mata de Albergaria, Peneda-Gerês National Park, Portugal  © Amit Zoran
Steve Potter reviews a new book that features oaks
Steve Potter | Feb 11, 2026

Plant Focus

Quercus canariensis in Cornwall Park, Epsom, Auckland, New Zealand, the champion specimen in New Zealand, planted in the 1920s, 27.2 m tall with a trunk diameter of 209 cm (G. Collett pers. comm. 2026)  © Gerald Collett
Antonio Lambe shares his views on this threatened oak native to Iberia and North Africa

andrew_hipp's blog

A new article investigates patterns of geographic overlap—sympatry—in North American oak species.
Figure from syngameon article
Posted Tue, 2024-08-13 16:14 in Andrew Hipp's blog
IOS members Paul Manos (Duke University) and Andrew Hipp (The Morton Arboretum) have just published a subsectional classification of North American Red and White Oaks
Phylogenetic tree
Posted Wed, 2021-06-16 12:40 in Andrew Hipp's blog
During the month of October, I am posting daily tweets referring to readings related to Quercus.
collage.jpg
Posted Sat, 2019-10-12 19:49 in Andrew Hipp's blog

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Standard Institutional Members

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South Carolina Botanical Garden

 

The Huntington
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