Biology : |
Herb; tuber globose, 5-10 cm Ø; shoot subtended by several cream, purple-flecked cataphylls; leaf to 1,6 m tall; petiole terete, 25-75 cm long, 0,5-1,5 cm Ø, often transversely blotched purplish-green; blade 3-pinnate, spreading, to c. 70 cm wide, ultimate lobes ovate to elliptic, 2-14x0,8-7 cm, acuminate, base subacute to obtuse; inflorescences 1-5, appearing just before emergence of leaf; peduncle 30-75 cm long, to 1 cm Ø, greenish to cream with grey or purplish mottling; spathe 10-21 cm long; tube cylindric, constricted slightly at apex, 1,5-3x1,4-2,3 cm Ø, outer surface greenish-yellow, lined and speckled maroon or purple; limb oblong, 9,5-19x2,5-4,5 cm, long-cuspidate; spadix 8-15 cm long; berries somewhat compressed laterally, obovoid, c. 1,3x1,4 cm. |
|