LITERATURE CITED
- Burdsall, H. H., Jr. 1968. A revision of the genus Hydnocystis (Tuberales) and of the hypogeous species of Geopora (Pezizales). Mycologia, 60: 496–525.
- Gilkey, H. M. 1939. Tuberales of North America. Oreg. State Monogr. Stud, in Bot. 1: 1–63.
- Mattirolo, O. 1921. Neo-Saccardia Mattirolo (Nuova Sclerodermataceae ipogea). Atti Reale Accad. Sci. Torino 56: 27–33.
- Singer, R. 1966. [Review of] Die Unterirdischen Pilze des Karpatenbeckens, by László Szemere. Mycologia 58: 985–986.
- Szemere, L. 1965. Die unterirdischen Pilze des Karpatenbeckens. Akad. Kiado, Budapest. 319 pp., 10 plates.
- Tulasne, L., and C. Tulasne. 1862. Fungi hypogaei. Friedrich Klincksieck, Paris. 222 p. 21 pl.