> If this isn't
>N.petiolata what might it be? Some hybrid involving N.clipeata, veitchii,
>or maybe truncata (which I'm not that familiar with and so could be WAY
>off)?
If it is not _N.petiolata_, it could be either a _N.truncata_ hybrid (if
the plant is from (a *native* habitat in) Mindanao) or even a new
undescribed species. The other known species from Mindanao do not have
discernible petioles.
Kind regards
Jan