Athyrium otophorum, the eared lady fern, is a species of fern in the family Athyriaceae, native to Japan and east Asia. It is deciduous and grows in a tufted oval formation to 50 centimetres (20 in) tall and wide. The triangular fronds open pale green before turning grey-green with maroon stems.[2] Hardy down to −10 °C (14 °F) it is suitable for cultivation in any moist, partially-shaded spot with good drainage.
| Athyrium otophorum | |
|---|---|
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Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Division: | Polypodiophyta |
| Class: | Polypodiopsida |
| Order: | Polypodiales |
| Suborder: | Aspleniineae |
| Family: | Athyriaceae |
| Genus: | Athyrium |
| Species: | A. otophorum |
| Binomial name | |
| Athyrium otophorum | |
In cultivation in the UK, this plant has gained the Royal Horticultural Society's Award of Garden Merit,[3] as has the variety A. otophorum var. okanum.[4]