Chamaerops humilis (English spelling) Chamaerops humilis

... The Chinese-origin palm T. wagnerianus Hort.Winter ex Roster, which is cultivated in Japanese gardens as a foliage plant, is distinguished by slightly shorter petioles, slightly smaller leaves, and lobes that do not droop at the tips compared to the Chinese palm, but there are many intermediate species that are thought to be hybrids. The Mediterranean-origin palm Chamaerops humilis L. has a fascicular trunk that is usually 0.3-1.2m tall and 12-15cm in diameter. The leaves are fan-shaped and semicircular, split 1/3 or 2/3 of the way down, and the lobes are thin sword-shaped with two lobes at the tips. ...

*Some of the terminology that mentions "Chamaerops humilis" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…　日本でも観葉植物として庭園に栽培される中国原産のトウジュロT.wagnerianus Hort.Winter ex Rosterはシュロに比し，葉柄はやや短く，葉はやや小さく，裂片の先端は下垂しない点で区別されるが，雑種と考えられる中間的なものも多い。地中海沿岸産のチャボトウジュロChamaerops humilis L.は，幹は束生し，高さ通常0.3～1.2m，直径12～15cm。葉は扇状半円形で1/3ないし2/3の深さまでさけ，裂片は細い剣状で先端は2裂している。…

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出典｜株式会社平凡社世界大百科事典 第２版について | 情報