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FOC | Family List | FOC Vol. 23 | Araceae

5. Amydrium Schott, Ann. Mus. Bot. Lugduno-Batavi. 1: 127. 1863.

雷公连属 lei gong lian shu

Authors: Heng Li & Peter C. Boyce

Epipremnopsis Engler.

Lianas, creeping against trees and over rocks by aid of adhesive roots. Leaves long petiolate; leaf blade entire and pinnatifid or entire with a series of rather large perforations on either side of midrib; pulvinus distinct; latex absent, trichosclereids sparsely present. Inflorescences mostly solitary at tips of primary or lateral shoots; peduncle initially for greater part enveloped by sheaths, afterward ± becoming naked, far exserted from remnants of fraying sheaths. Spathe initially tubular-inrolled, finally reflexed and entirely spreading, early caducous. Stipe of spadix short; spadix cylindric. Flowers many, bisexual, naked. Stamens 4, free; filaments strap-shaped; anthers longitudinally dehiscent. Ovary 1-loculed; ovules 2, anatropous; placentation subbasal-parietal; style conic; stigma hemispheric, small. Berry white or orange-red, subglobose, apex truncate to domed. Seed subglobose; testa smooth; embryo curved; endosperm present.

Five species: tropical Asia; two species in China.

1 Leaf blade entire, unlobed; spadix obovoid, ca. 4 cm, distal part ca. 17 mm in diam.; stigma rounded.   1 A. sinense
+ Leaf blade with oblong perforations; spadix cylindric, ca. 6 × 1.3 cm; stigma oblong.   2 A. hainanense

Lower Taxa


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