Hydnellum blue (lat. Hydnellum caeruleum)
- Rarraba: Basidiomycota (Basidiomycetes)
- Yankin yanki: Agaricomycotina (Agaricomycetes)
- Darasi: Agaricomycetes (Agaricomycetes)
- Subclass: Incertae sedis (na matsayi mara tabbas)
- oda: Thelephorales (Telephoric)
- Iyali: Bankeraceae
- Halitta: Hydnellum (Gidnellum)
- type: Hydnellum caeruleum (Gidnellum blue)
Wuraren da aka fi so su ne gandun daji na pine da ke arewacin yankin Turai. Yana son girma a wurare masu zafi tare da farin gansakuka. Kusan koyaushe, namomin kaza suna girma guda ɗaya kuma wani lokaci kawai suna samar da ƙananan ƙungiyoyi. Tara gindellum blue samuwa daga Yuli zuwa Satumba.
Matsakaicin naman kaza na iya zama har zuwa 20 cm a diamita, tsayin jikin 'ya'yan itace shine kusan 12 cm. Akwai kururuwa da bumps a saman naman kaza, a cikin samfuran samari yana iya zama ɗan laushi. Hul ɗin yana da haske shuɗi a sama, ya fi duhu a ƙasa, mara kyau a siffarsa, yana da ƙananan kashin baya har zuwa 4 mm tsayi. Matasan namomin kaza suna da ƙaya mai shuɗi ko shuɗi, suna yin duhu ko launin ruwan kasa na tsawon lokaci. Kafar kuma launin ruwan kasa ne, gajere, gaba daya nutse cikin gansakuka.
Hyndellum blue a kan sashin an gabatar da shi a cikin launuka masu yawa - babba da ƙananan sassa na jiki suna launin ruwan kasa, kuma tsakiyar yana da launin shuɗi da launin shuɗi mai haske. Ruwan ruwa ba shi da ƙamshin ƙayyadaddun ƙamshi, yana da kauri kuma yana da yawa sosai.
Wannan naman kaza yana cikin nau'in inedible.