Rhizopogon luteolus Fr. Gelbliche Barttrüffel Rhizopogon jaunâtre, Yellow False Truffle. Fruit body 1.5–5cm across, ovate to globose, whitish at first then dirty ochre-yellow, finally olive brown covered in tawny mycelial strands, outer wall thick and tough. Gleba olivaceous at maturity. Spores olivaceous, oblong-elliptical, 7–10´2.5–3.5m. Habitat sandy conifer woods. Season autumn. Rare but less so in Scottish pine woods. Not edible. Found In Europe.