Dark zuma agaric (Armillaria ostoyae)
- Rarraba: Basidiomycota (Basidiomycetes)
- Yankin yanki: Agaricomycotina (Agaricomycetes)
- Darasi: Agaricomycetes (Agaricomycetes)
- Subclass: Agaricomycetidae (Agaricomycetes)
- Order: Agaricles (Agaric ko Lamellar)
- Iyali: Physalacriaceae (Physalacriae)
- Halitta: Armillaria (Agaric)
- type: Armillaria ostoyae (Dark honey agaric)
Honey agaric duhu (Da t. Armillaria ta kasance) na cikin nau'in namomin kaza ne. Ana kuma kiransa daban wanda ba a kwance ba. Yana tsiro a cikin dazuzzukan dazuzzuka masu gauraya, mai wadata da ruɓaɓɓen itace. Yana son zama a gindin kututture da faɗuwar kututture.
Hulu mai launin rawaya na duhu agaric a diamita ya kai santimita goma. Yayin da naman gwari ke girma, ya zama mai yawa tare da convex. A kan hular akwai abubuwan da suka haɗa da sikeli, kuma gefunansa suna rataye a cikin nau'i na farar shimfidar gado. Ƙafafun naman kaza suna da tsayi sosai, tare da kauri a ƙarshen. Ana lura da kasancewar zobe akan kafafu.
Foda mai tasowa yana samun launi na ocher. Farin nama ba shi da wari.
Honey agaric wuya spruce shine nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in zuma da ake iya ci kuma ana iya gane su. A cikin bayyanar, yana da kama da zuma agaric na kaka da ake ci, wanda ke da zobe mai launin rawaya a kan kara da kuma hula mai laushi tare da launin ruwan zuma-rawaya. Naman gwari yana girma a cikin manyan kungiyoyi akan matattun bishiyoyi, kusa da Pine da spruce ruɓaɓɓen kututture. Darajar wannan naman kaza da ake ci yana da ƙasa, saboda yana da wuyar ɓangaren litattafan almara da ɗanɗano mai ɗaci. An ƙawata naman kaza da wata sirara, mai zagaye hula mai launin ruwan kasa da aka dasa akan doguwar kututturen siliki mai launin fari-launin ruwan kasa. Agaric duhu spruce yana ba da 'ya'ya daga ƙarshen lokacin rani zuwa tsakiyar kaka.