Pholidota tenuifolia is a kind of creeping rhizome, usually about 1-3cm apart from each other, it will produce pseudobulbs, and the nodes will also have sparse roots. The pseudobulbs are narrow ovate to ovate oblong, about 1-2cm long and 5-8mm wide.
The leaves of Narcissus tenuifolia grow on the top, in the shape of linear lanceolate or linear. They are paper, about 2-8 cm long and 5-7 mm wide. The apex is short and gradually sharp or nearly sharp, and the edge often rolls out.
There are about 10 racemes, bracts fall early, flowers are small, white or light yellow, petals are wide egg diamond or wide egg. The flowering period is in April every year.
The capsule is obovate, about 6-8 mm long and 4-5 mm wide. The fruit period is from August to September every year.