Porophyllum filiforme Rydb. (S .F Blake) : Syn. Syn. Porophyllum filifolium Gray, Proc.fl Amer. Acad. 19:35. 1883, not P. filifolium DC, 1836. Also called : Yerba del venado, Benna dia, Jarilla esbelta marron (slender brown jarilla), slender poreleaf P.filiforme is one of the less common poreleafs. It is native to areas around Coahuila, Nuevo Leon, and San Luis Potosi. As of 2016 Rebman (etal) states … Continue reading Porophyllum filiforme