Stock rather slender, simple or branched: plants forming small tufts up to 2 dm. tall including infl.; taproot rather stout. Lvs rather flaccid, becoming rather rigid when dry, up to c. 15 cm. long. Sheath narrow, thin, c. 5 cm. × 7 mm.; stipules unequal, up to 3 cm. × 2 mm. (rarely vestigial); petioles ± 2 cm. long; internodes obsolete or up to 10 mm long. Lamina of 1 pinna, or sts with 1 or 2 pairs of secondary pinnae. Primary lamina up to ± 5 cm. × 2-3 mm., coriac,.: midrib rather prominent, margins thickened, apex pungent. Secondary pinnae similar but shorter. Stems of male plants rather slender, up to c. 8 cm.long including infl. ± 4 cm. diam. Bract-sheaths inflated, c. 2 cm. long; stipules c. 1 cm. long; lamina ± 2 cm. long. Umbels rather lax, forming an open panicle; rays short, slender. Umbellules few, ± 5 mm. diam., ± distant, on short capillary rays. Stems of female plants slender to rather stout, grooved, up to c. 10 cm. long. Bract-sheaths broad, ± 2 cm. × 5 mm.; stipules short or absent, lamina short. Umbels ± concealed by bract-sheaths; umbellules very small, rays very short, filiform, Fr. c. 3 mm. long; mericarps with 5 winged ribs. Vittae 1-(2) per furrow, 2-4 commissural.
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