List: word usually written using kana alone

usually written using kana alone  noun  noun (generic) 

• Japanese painted fern (Athyrium niponicum), pictum

usually written using kana alone  noun  noun (generic) 

• tiny bristle fern (Crepidomanes minutum)

usually written using kana alone  noun  noun (generic) 

• Adiantum edgeworthii (species of maidenhair fern)

usually written using kana alone  noun  noun (generic) 

• thick-stemmed wood fern (Dryopteris crassirhizoma)

usually written using kana alone  noun  noun (generic) 

• Blechnum amabile (species of hard fern)

usually written using kana alone  noun  noun (generic) 

• Dryopteris lacera (species of wood fern)

usually written using kana alone  noun  noun (generic) 

• Japanese beech fern (Thelypteris decursive-pinnata)

usually written using kana alone  noun  noun (generic) 

• crested Oriental chain fern (Woodwardia orientalis)

usually written using kana alone  noun  noun (generic) 

• Haplopteris flexuosa (species of shoestring fern)

usually written using kana alone  noun  noun (generic) 

• Osmunda banksiifolia (species of fern)