Stipa tenacissima
From LSJ
Πολλοὺς τρέφειν εἴωθε τἀδικήματα → Multos consuevit alere iniuria et nefas → Gar viele sind's, die Unrechttun zu nähren pflegt
Wikipedia EN
Stipa tenacissima (esparto, esparto grass, halfah grass, alfa grass, needle grass) is a perennial grass of northwestern Africa and the southern part of the Iberian Peninsula. Stipa tenacissima produces a fiber product called esparto which is used for crafts, such as cords, basketry, and espadrilles as well as for making paper.