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Cyrtomium sp.

Cyrtomium sp.

Cyrtomium sp.

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ƒIƒVƒ_‰Èƒ„ƒuƒ\ƒeƒc‘®‚̏í—ΐ«ƒVƒ_—ނŁAŠw–Œ‚Í Cyrtomium sp.i–¢‹LÚjB‰p–Œ‚Í‚ ‚è‚Ü‚¹‚ñB
The "Nagaba-yabu-sotetsu-modoki" (Cyrtomium sp.) belongs to the family Dryopteridaceae. It is an evergreen fern that is an inter-specific hybrid between the "Nagaba-yabu-sosetsu" (Cyrtomium devexiscapulae) and the "Teriha-yabu-sosetsu" (Cyrtomium laetevirens). The leaves are pinnate compound, green, slightly glossy and leathery with a slightly thick texture. There are about 15 pairs of lateral pinnae, and there are no auricles on the pinnae. The leaf stalk base has brown scales. The sorus is round and scattered over the entire surface of the pinna, and the indisum is grayish white with a slightly black center. This species is a pentaploid species with apogamy. It is also known by the name "Kumamoto-yabu-sotetsu".
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Shu Suehiro
shu@botanic.jp