Common Name: Needle Grass, Spear Grass, Feather Grass
Published in: Sp. Pl. 1: 78. 1753.
Other: Lectotype: S. pennata L. (Ill. Fl. N. U.S. (Britton & Brown), ed. 2 1: 176. 1913.)
Threadlike leaves and thin inflorescences. Dry well-drained soil. Sun.
This genus was once defined very broadly and included many diverse species. Taxonomic research now supports a narrower view of Stipa and has resulted in transfers of many species to other general, including Achnatherum, Austrostipa, Hesperostipa, and Nassella. Darke.