Robuta

https://www.asergeev.com/pictures/archives/compress/2021/2849/07.htm Photo 2849-07: Darker brown brain-like interior under woolly...in Sam Houston National Forest. Texas Picture Archives - Album 2849 (Sam Houston Forest near Stubblefield, Texas, January 14, 2021) - Photo 07 (Darker brown brain-like interior under woolly surface... brown brainsam houstonnational forestphotodarker