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Editor's Picks

Carlos collecting Quercus ×alentejana (Q. faginea × Q. pyrenaica) in northeastern Portugal for his PhD thesis © Carlos Vila-Viçosa
An interview with Portuguese oak conservationist Dr. Carlos...
Amy Byrne | Apr 19, 2024
suriname_uprooted-oak-emblem-of-wry.jpg
Roderick Cameron | Apr 13, 2024
Pages from Gert's book
It was a great pleasure for me to be able to write about my...
Gert Fortgens | Feb 15, 2024

Plant Focus

Quercus crassipes acorns with inrolled cupule margin
One of the more well-known Mexican oaks in cultivation.

Join the IOS

Thank you for your interest in becoming a member of the international Oak Society!

As a member you will:

  • Receive Oak News & Notes, our newsletter which is published twice a year, and International Oaks, the full-color Journal of the IOS, published once a year
  • Be able to participate in the Triennial Conferences
  • Be able to participate in many oak-related events all over the world such as the Oak Open Days
  • Access the “members only” parts of our website, chiefly the online membership directory, an invaluable network of contacts in over 30 countries on six continents, and online versions of recent issues of International Oaks.

Current membership types are the following:

  • Standard Membership (1–2 persons in the same household): full membership benefits.
  • Supporting Membership (1–2 persons in the same household): full membership benefits, recognition in International Oaks (with possible opt-out).
  • Student Membership (1–2 persons in the same household): membership benefits (Oak News & Notes online only); renewed annually. Students must submit evidence of current enrollment. Please contact membership management at membership@internationaloaksociety.org.
  • Standard Electronic Membership (1–2 persons in the same household): membership benefits (International Oaks and Oaks News & Notes online only); renewed annually.
  • Student Electronic Membership (1–2 persons in the same household): standard electronic membership benefits. Students must submit evidence of current enrollment. Please contact membership management at membership@internationaloaksociety.org.
  • Standard Institutional Membership: membership benefits for an unlimited number of staff members; 1 copy of International Oaks; recognition in IOS publications and email communications.
  • Supporting Institutional Membership: membership benefits for an unlimited number of staff members; 3 copies of International Oaks; recognition in IOS publications and email communications.
  • Life Membership (1–2 persons in the same household): full membership benefits for life.
  • Standard and Supporting Memberships are available at one-, two-, or three-year rates. Institutional Memberships are available at one- or three-year rates.

Membership fees

Bear in mind that 10% of your membership dues will be allocated as a contribution to the Oak Conservation and Research Fund (Life Memberships excluded). The IOS thanks you in advance for supporting our Society as an active conservation organization. Please consider increasing your support by making an additional contribution at any time on our donation page here.

If you have any questions about any of the membership categories or rates, please email IOS membership management at membership@internationaloaksociety.org

To become a member of the IOS, you should first subscribe to The Cupule, or free e-bulletin. You will then have a username and password to access the website.

Subscribing to The Cupule will give you limited access to the website. To access all of the features, you must be a member of the IOS. When you log into the website with your username and password, you will find instructions to join the IOS on the home page.

Please subscribe to The Cupule here.

If you already have a username and password, please log in here.

Note that if you are already a member, you need only to create an account to have full access. The site will recognize you as long as you use the email address you communicated to IOS membership management when you became a member. When you log in using the username and password you choose when you create an account, you will have full access.