Musa 芭蕉屬
作者
YING, Shao-Shun
型態特徵
Robust perennial herbs, monoecious or polygramous. Rhizome subterranean. Pseudostem erect, formed by tightly clasping, overlapping, by elongate leaf sheaths. Leaves spirally arranged, crowded, oblong to oblanceolate, pinnatinerved with many close-set parallel lateral nerves, herbaceous to coriaceous, margins often wavy. Inflorescence a raceme, terminal, erect or pendulous; flowers many, female and bisexual ones always in lowermost clusters, male flowers above; perianth lobes 2 seriate; outer 3 more or less highly connate or cohering into a unilaterally split tube; 2 anterior lobes of inner row sometimes absent, mostly connate or cohering with the outer ones into a 5-lobed or 5-partite synpetalum; posterior lobe of inner row free; stamens mostly 5, free; anthers basifixed, linear, 2-celled; cells longitudinally dehiscent; staminode 1 or none; ovary inferior, 3-celled; ovules numerous per cell; style filiform from a thickened base; stigma thickened or flattened. Fruit a fleshy berry; seeds numerous, sterile in forms cultivated for edible fruit, embeded in pulp, variable in shape, with a sunken hilum and a hard testa; endosperm mealy.
屬
Only one genus (including Ensete Horan), more than 40 species mainly in tropical and subtropical regions of the world.
參考文獻
Musa 芭蕉屬
型態特徵
Characters as given for the family.
More than 40 species mainly in the tropics and subtropics. Two species native in Taiwan. M. x sapientum L. (香蕉) and M. basjoo Siebold (芭蕉) and related forms are widely cultivated.