Stipa tenacissima (Esparto) is a species of perennialgrass in the family true grasses. They have a self-supporting growth form. They have simple, broad leaves and dry fruit. Individuals can grow to 1.8 m.
Definition: 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
Definition: The institution that holds a type specimen for a given species. The recommended best practice is to use the identifier in a collections registry such as the Biodiversity Collections Index (http://www.biodiversitycollectionsindex.org/).