Bulbophyllum setaceum is a species of orchid in the genus Bulbophyllum. It is a pseudobulbous epiphyte endemic to Taiwan.
Two varieties are accepted. Bulbophyllum setaceum var. confragosum (synonym Bulbophyllum confragosum ) Bulbophyllum setaceum var. setaceum (synonyms Bulbophyllum ciliisepalum and B. taitungianum )
References
The Bulbophyllum-Checklist The Internet Orchid Species Photo Encyclopedia