生活型

tree

形態特徵

• Trees, monoecious, evergreen, less 5 m tall, 20 cm in diam., swollen at base, gray white.
• Leaves pinnately compound, 2 m long or more, deep green above, polished, somewhat glaucous; leaflets linear, 60 cm long 2-2.5 cm wide, veins 2-4, tomentose; sheath ca. 1 m long, rusty brown.
• Inflorescence a spike, infrafoliar, 45 cm long, somewhat pendulous; pistillate flower in center, surrounded by staminate flowers; staminate flower 1-1.1 cm long 1.2 cm across, flowering in morning and falling in afternoon; sepals 3, triangular, apex acuminate, petals 3, milky, pink at tip, ovate, 1 cm long, 6-9 mm wide; stamens 36-41, 2-4.5 mm long, 0.8-1 mm wide, sessile or nearly so; anthers 4-6 mm long, 2 celled, longitudinally dehiscent; filament white, pinkish apically; pollen white; pistillate flowers ovoid, 5 mm long, 6 mm wide; sepals 3, imbricate, broadly ovate, 3 mm long, 4 mm wide; petals 3, same as sepals, ciliate.
• Fruit ovoid, 1.8 cm long, 1.2 cm across; deep red; seed 1, ruminate.

物候

flowering July.

分布

• 台灣 : Lanyu Is., now cultivated in the Taipei Botanical Garden.

引證標本

TAITUNG: Lanyu Is., Tashiro s. n. 1900, 1922 (Type of P. tashiro: Hayata).

參考文獻

• LIAO, Jih-Ching, Flora of Taiwan, second edition 5: 662. 2000.  (Fl. Taiwan 2nd edit.)