John F. Walker, Laura Aldrich-Wolfe, Amanda Riffel, Holly Barbare, Nicholas B. Simpson, Justin Trowbridge and Ari Jumpponen. Diverse Helotiales associated with the roots of three species of Arctic Ericaceae provide no evidence for host specificity 191. New Phytologist: 515–527. 2011. doi:10.1111/j.1469-8137.2011.03703.x.
fieldmuseum.org
archive.fieldmuseum.org
Lumbsch TH, Huhndorf SM. Outline of Ascomycota – 2007. Myconet (Chicago, USA: The Field Museum, Department of Botany). December 2007, 13: 1–58. (原始内容存档于2009-03-18).
web.archive.org
Lumbsch TH, Huhndorf SM. Outline of Ascomycota – 2007. Myconet (Chicago, USA: The Field Museum, Department of Botany). December 2007, 13: 1–58. (原始内容存档于2009-03-18).