isoetes

noun iso·etes \īˈsōəˌtēz\

Definition of isoetes

  1. 1 capitalized :  a large widely distributed genus (coextensive with the family Isoetaceae) of fern allies comprising the aquatic or marsh-growing quillworts that have a short buried lobed stem from which arises a tuft of quilt-shaped leaves bearing sporangia in their axils — see isoetales

  2. 2 plural isoetes :  any plant of the genus Isoetes :  quillwort 1

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Origin and Etymology of isoetes

New Latin, from Latin, houseleek, from Greek, from neuter of isoetēs equal in years, from is- + etos year — more at wether


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