Ruby Butter (Rubinoboletus rubinus)
- Rarraba: Basidiomycota (Basidiomycetes)
- Yankin yanki: Agaricomycotina (Agaricomycetes)
- Darasi: Agaricomycetes (Agaricomycetes)
- Subclass: Agaricomycetidae (Agaricomycetes)
- oda: Boletales (Boletales)
- Iyali: Boletaceae (Boletaceae)
- Halitta: Rubinoboletus (Rubinobolet)
- type: Rubinoboletus rubinus (Ruby butterdish)
- Pepper naman kaza ruby;
- Rubinobolt Ruby;
- Chalciporus ruby;
- Jan naman kaza;
- Ruby na Xerocomus;
- Alade ja.
shugaban ya kai 8 cm a diamita, da farko hemispherical, ƙarshe buɗewa har zuwa convex kuma kusan lebur, fentin a bulo-ja ko rawaya-kasa sautunan. Tsarin hymenophore yana da tubular, pores da tubules suna da ruwan hoda-ja, ba sa canza launi lokacin lalacewa.
kafa tsakiya, cylindrical ko siffar kulub, yawanci yana tafe zuwa ƙasa. Fuskar ƙafar tana da ruwan hoda, an rufe shi da wani shafi mai ja.
ɓangaren litattafan almara yellowish, rawaya mai haske a gindin tushe, baya canza launi a cikin iska, ba tare da dandano da ƙanshi mai yawa ba.
Jayayya elliptical mai faɗi, 5,5-8,5 × 4-5,5 µm.
Rarrabawa – Yana girma a cikin dazuzzukan itacen oak, yana da wuya sosai. An san shi a Turai.
Cin abinci – Naman kaza da ake ci na rukuni na biyu.