: a genus of pinaceous fossil trees that resemble araucarias, are characteristic of the Permian but range through the Triassic, and have short triangular spirally arranged falcate leaves and ovate cones with persistent ovate scales

Word History


New Latin, from Johann E. I. Walch †1778 German mineralogist + New Latin -ia

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Dictionary Entries Near Walchia

Cite this Entry

“Walchia.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Walchia. Accessed 13 Jun. 2024.

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