Chimonobambusa farcta A clump B rhizome C a node in lower culm, showing bud complement D intranodes of lower culms, showing an arrangement of conical or top-shaped, hard root thorns E, F cross section of old and young culms, showing solid internode G part of culm internode, showing dense curved verrucae H upper part of an internode of young culm, showing short, retrorse hairs arranged in longitudinal rows I, J node of mid-culm or upper culm, showing branch complement K branchlet and foliage leaves in adaxial view, showing sheaths, fimbriae, and blades L base of foliage leaves in abaxial view M part of foliage leaves in abaxial view, showing pubescent abaxial surface. Photos by Guang-Hui Lai.