BioStor
 | Fragmente zur Mykologie (XIII. Mitteilung, Nr. 642 bis 718) (1911) Sitzungsber. K. Akad. Wiss., Math.-Naturwiss. Kl. 120: 379-484 |
 | Porto Rican fungi, old and new F L Stevens (1917) Trans. Illinois State Acad. Sci 10: 162-218 |
 | Medicinal Plants as Sources of New Therapeutics Walter H Lewis and Memory P Elvin-Lewis (1995) Annals of the Missouri Botanical Garden 82: 16-24 |
 | Biodiversity and ecology of mycophagous diptera in northeastern Ohio Britt A Bunyard (2003) Proceedings of the Entomological Society of Washington 105: 847-858 |