| Field notes | Stem solitary, procumbent and - subterranean and rooting for 1 m, then erect for 20 cm, 2.5 cm diam., nodes 2 cm apart. Leaves 8; sheath 10 cm long, brown, open; petiole 30 cm long, flat above, round below, greenish brown; rachis 45 cm long; blade almost entire or more often split into segments. Inflorescence interfoliar, spicate, erect; peduncle 40 cm long; rachis purplish, 16 cm long. |