Yellow False Truffle Rhizopogon luteolus Fr. & Nordholm (illustrated 60% life size) 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 7–10×2.5–3.5¼, oblong-elliptical; olivaceous. Habitat in coniferous woods on sandy soil; autumn. Occasional, more common in Scottish pine woods. Not edible.