psilophyte

noun
psi·lo·phyte | \ ˈsī-lə-ˌfīt \

Definition of psilophyte 

: any of a division (Psilophyta) of simple dichotomously branched plants that first appeared during the Late Silurian, are now limited to two extant genera, lack true leaves and roots, and include the oldest known land plants with vascular tissue

Other words from psilophyte

psilophytic \ˌsī-lə-ˈfi-tik \ adjective

First Known Use of psilophyte

1933, in the meaning defined above

History and Etymology for psilophyte

New Latin Psilophyton, genus of plants, from Greek psilos bare, mere (probably akin to Greek psēn to rub) + phyton plant — more at phyt-

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The first known use of psilophyte was in 1933

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