Key to the Schizostachyum longinternodium and similar species
1 Culms not rigidly erect or suberect, apically long pendulous or clambering............................. S. pseudolima McClure (1940: 537)
- Culms self-supporting, apically suberect or some culms slightly drooping at the apex. ................................................................... 2
2 Culm sheath>1/3 length of internode, without protuberances on its shoulders; pairs of stamen filaments basally connate ........................................................................................................................ S. funghomii McClure (1935: 585)
- Culm sheath ≤1/3 length of internode, with protuberances on its shoulders; all stamen filaments connate.......... S. longinterodium