bluestem

== English == === Etymology === From blue +‎ stem. === Pronunciation === IPA(key): /ˈbluːstɛm/ === Noun === bluestem (usually uncountable, plural bluestems) (US) Any of various grasses having bluish stems, including little bluestem and big bluestem. [from 19th c.] ==== Derived terms ==== === References === Bluestem grass on Wikipedia.Wikipedia