| Field notes | Cespitose, slightly procumbent. Stem 80 x 3.5 cm, nodes prominent, internodes less than a centimeter, brownish. Leaves 9, erect; sheath and petiole 100 cm, open to the base, petiole rounded below, channelled above with sharp margins between the two surfaces; rachis 105 cm long, rounded below, ridged above, glabrous; pinnae 5 - 7 per side, unevenly wide, each one with 1 - 25 primary nerves, falcate, basal pinna 48 x 4 cm, middle pinna 63 x 7.5 cm, apical pinna 47 x 14 cm. Inflorescence interfoliar, erect, simple, unbranched, spicate; peduncle 60 x 0.5 cm slightly dorsiventrally flattened; spike 36 x 1 cm. |