List: word usually written using kana alone

usually written using kana alone  noun  noun (generic) 

• petunia

search-only kanji form  usually written using kana alone  noun  noun (generic) 

• Buckleya lanceolata (species of parasitic deciduous shrub)

usually written using kana alone  noun  noun (generic) 

• twin-flowering abelia (Abelia spathulata)

usually written using kana alone  noun  noun (generic) 

• Quercus sessilifolia (species of oak)

usually written using kana alone  noun  noun (generic) 

• Paris tetraphylla (flowering plant closely related to herb Paris)

usually written using kana alone  noun  noun (generic) 

• Paris verticillata (flowering plant closely related to herb Paris)

usually written using kana alone  noun  noun (generic) 

• sweet woodruff (Asperula odorata)

usually written using kana alone  noun  noun (generic) 

• primula (any flower of genus Primula, which includes primroses, cowslips and cyclamens)

usually written using kana alone  noun  noun (generic) 

• Plectranthus inflexus (species of plant in the mint family)

usually written using kana alone  noun  noun (generic) 

• lemon balm (Melissa officinalis), sweet balm