Definition: A grassland biome is a terrestrial biome which includes, across its entire spatial extent, an unbroken layer of grasses (Gramineae), sedges (Cyperaceae) or rushes (Juncaceae).
Definition: A wetland that features permanent inundation of large areas of land by shallow bodies of water, generally with a substantial number of hummocks, or dry-land protrusions.
Definition: A member of the Green Plants clade, including flowering plants, gymnosperms, ferns, clubmosses, hornworts, liverworts, mosses, charophytes, and chlorophytes. http://eol.org/pages/8654492
