She biljyn sheer-ghlass rosinagh ad juyssyn, eddyr 3m as 80 m er yrjid, agh ta'n chooid smoo jeu eddyr 15m as 45m. She Juys beg Shibbeyragh as Potosi Pinyon ny fir sloo, as she juys shugyr eh y fir smoo. T'ad beayn, as bea 100–1,000 blein oc dy cadjin. She Pinus longaeva eh y juys s'odjey beayn, as ta fer jeu mysh 4,800 blein d'eash, mastey bioagyn shinney ny theihill.