list of cycads: References & Edit History

Article Contributors

Primary Contributors

  • Melissa Petruzzello
    Melissa Petruzzello (she/her) is Assistant Managing Editor and covers plants, algae, fungi, insects, spiders, renewable energy and environmental engineering. She also handles certain topics in Christianity, notably Protestant history and churches. 

Other Encyclopedia Britannica Contributors

Article History

Type Description Contributor Date
Media added. Dec 30, 2024
Mentioned that Chigua is sometimes placed in Zamia. May 09, 2019
Revised number of extant species. Sep 30, 2016
New article added. Aug 16, 2016
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