Adiantum tenerum

描述：

Brittle maidehair fern or IwaiwaPteridaceae (Maidenhair Fern family)Native to Florida (USA), parts of Caribbean, Central and northern South AmericaNot native; naturalized in the Hawaiian Islands (Makiki, Pearl City, Oahu; Hna, East Maui)Photo: OahuFrondwww.flickr.com/photos/dweickhoff/6904046789/in/photolist-...