Orange Cup Melastiza cornubiensis (Berk. & Broome) J. Moravec syn. Melastiza chateri (W.G. Sm.) Boud. Cup 0.5–2cm across, saucer-shaped, sessile; inner surface vermillion-orange, outer paler, covered in minute, downy brown hairs, especially near margin. (illustrated 50% life size) Spores 17–19×9–11¼, ellipsoid, coarsely reticulated. Asci 300×15¼. Habitat on bare sandy or gravelly soil; autumn to spring. The most common member of the genus. Not edible.