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''Pteris vittata'', commonly known variously as the Chinese brake,〔 Chinese ladder brake,〔 or simply ladder brake,〔 is a fern species in the Pteridoideae subfamily of the Pteridaceae.〔 It is indigenous to Asia, tropical Africa and Australia.〔 The type specimen was collected in China by Pehr Osbeck.〔 ==Habitat and distribution== ''Pteris vittata'' is often associated with limestone habitats. It may be seen growing on concrete structures and cracks, in buildings in the central business district and suburbs of Sydney, Australia.〔Les Robinson - Field Guide to the Native Plants of Sydney, ISBN 978-0-7318-1211-0 page 318〕 ''Pteris vittata'' is native and widespread in the paleotropics: found from the east, to the south tropical, and southern Africa (in Angola; Kenya; Lesotho; Malawi; Mozambique; Namibia; Tanzania (including the Zanzibar Archipelago); Cape Province, Free State, KwaZulu-Natal, and Transvaal in South Africa; Swaziland; Uganda; Zambia; and Zimbabwe); temperate and tropical Asia (in the provinces of Anhui, Gansu, Guangdong, Guangxi, Guizhou, Hubei, Jiangxi, Sichuan, Xizang, and Yunnan in China; the prefectures of Honshu, Kyushu, Shikoku, and the Ryukyu Islands of Japan; and Thailand); and Australia, in the states of New South Wales,〔 Queensland, Victoria, and Western Australia.〔 It is an introduced species in California, Texas, and the Southeastern United States.〔http://plants.usda.gov/java/profile?symbol=PTVI . accessed 9/19/2010〕 A relictuous presence is certificated in the Italian peninsula, in Sicily, Calabria, Campania. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Pteris vittata」の詳細全文を読む スポンサード リンク
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