This is a detail of my full sedge illustration featuring the identifying characteristics of Carex xerophila, parts A through M. At far left “B”, the vine-like detail is its distinctive “ladder-fibrillose sheath” and the close-up view shows its “scabrous veins.”
Zika, P. F., L. P. Janeway and B. L. Wilson. 2014. Carex xerophila (Cyperaceae), a new sedge from the chaparral of northern California. Madroño 61: 299–307.