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(First upload on May 5 2015. Last on April 27 2019) [ 日本語 | English ]

Pyrrosia Mirb. (ヒトツバ) Hitotsuba (ヒトツバ), tongue fern Lifeform: epiphytic, evergreen fern Distribution: east Asia including south to the Kanto District of Japan Habitat: forests, tolerant to dryness Use: gardening, as an ornamental foliage plant Synonyms: Nephrolepis auriculata (L.) Trimen, nom. utiq. rejic.

Use: gardening → cultivars, medicine (leaf) cv. contorta, or f. contorta Sugimoto (エボシヒトツバ) cv. cristata, or f. cristata (Makino) H. Ito (シシヒトツバ) cv. monstrifera, or f. monstrifera Tagawa (ハゴロモヒトツバ) cv. variegata, or f. variegata Sugimoto (フイリヒトツバ)

Pyrrosia lingua in Japan

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[1/2] on Shiroyama nature road in Kagoshima City, southern Kyushu, on March 20 2015. [3] at the fern garden of the Koishikawa Botanical Garden (小石川植物園), the University of Tokyo, on March 16 2017. [4/5] near Takiyama Castle along Seyama Trail in Kobe City, western Japan, on March 16 2019.