定義： a fruit which develops from a carpel or gyneocium and at maturity comprises a dry exocarp, a dry mesocarp, and a dry endocarp that are connected to a seed coat by a funicle
定義： U. S. Great Plains. One of the 10 regional U.S. Army Corps of Engineers wetland delineation regions for the U.S. and its territories used by the National Wetland Plant List.
定義： Of plant duration, a plant whose life span extends over more than two growing seasons, c.f. annual, biennial, ephemeral, of flowering with respect to architecture, hapaxanthic, monocarpic, pleonanthic
