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P.miniatum
| Habit : | A climber, glabrous, branches are thick, very hard and smooth, rigid terete, nodes much swollen.
| | Leaves : | Very shortly petioled, large coriaceous, elliptic-oblong or lanceolate caudate-acuminate, 5-nerved from the very base, 7.5 - 17.5 by 3.75 - 8.75 cm., rigid, shining above, base nearly equal, nerves stout, nervules transverse; petiole 0.42 - 0.63 cm.
| | Spikes : | Very long, erect, most dense-fld., fruiting in 0.31 - 0.42 cm. diam., tapering from the base; bracts minute, peltate, hairy; stamens 3. Stigmas 3.
| | Fruits : | Very minute, 0.13 cm., ellipsoid. |
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