Amphigean
Amphigean from amphi- + -gaean, -gean (from Greek gaia earth + English -an). It is an adjective. First used in 1857.
1. In botany, a reference to a plant that has underground as well as aerial flowers: Some plants are amphigean in that they produce flowers from a rootstock.
2. Concerning something that stretches around the Earth: Various amphigean plant species or genera exist at about the same latitude around the world.
Two examples of amphigean species that grow in Florida are Royal Fern, Osmunda regalis, and Cinnamon Fern, Osmunda Cinnamonea.
Source credit:
Fermald, Merritt L. "Some Varieties of the Amphigean Species of Osmunda." Contributions from the Gray Herbarium of Harvard University, no. 87, 1930, pp. 71-76,
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