小火菇屬
小火菇屬（學名：_ Flammulina _）嘛稱冬菇屬，是膨瑚菌科下的一个屬。
下屬物種
本屬包括以下的物種：
- _ Flammulina callistosporioides _
- _ Flammulina elastica _
- 乾草冬菇 _ Flammulina fennae _
- _ Flammulina ferrugineolutea _
- 金針菇 _ Flammulina filiformis _
- 芬蘭冬菇 _ Flammulina finlandica _
- _ Flammulina mediterranea _
- _ Flammulina mexicana _
- _ Flammulina ononidis _
- _ Flammulina populicola _
- 柳生金針菇 _ Flammulina rossica _ Redhead & Petersen，淡色冬菇
- _ Flammulina similis _
- _ Flammulina stratosa _
- 毛腿冬菇 _ Flammulina velutipes _ ( Curtis ) Singer
- 雲南金針菇 _ Flammulina yunnanensis _ Ge Z . W . & Zhu L . Yang