https://orcid.org/0000-0002-2943-8669
LITERATURE CITED
- Anonymous 2022. Memoir Robert Shaffer, Regents’ Proceedings 75, University of Michigan, Faculty History project. [Accessed May 15, 2022]. http://faculty-history.dc.umich.edu/faculty/robert-shaffer/memoir
- Bazzicalupo AL, Buyck B, Saar I, Vauras J, Carmean D, Berbee ML. 2017. Troubles with mycorrhizal mushroom identification where morphological differentiation lags behind barcode sequence divergence. Taxon. 66(4):791–810.
- Homola RL, Shaffer RL. 1975. A new Russula of the subsection Nigricantes from northeastern North America. Mycologia. 67(2):428–34.
- Shaffer RL. 1957. Volvariella in North America. Mycologia. 49(4):545–79.
- Shaffer RL. 1962a. Synonyms, new combinations, and new species in Volvariella (Agaricales). Mycologia. 54(5):563–72.
- Shaffer RL. 1962b. The subsection compactae of Russula. Brittonia. 14(3):254–84.
- Shaffer RL. 1964. The subsection Lactarioideae of Russula. Mycologia. 56(2):202–31.
- Shaffer RL. 1970. Notes on the subsection Crassotunicatinae and other species of Russula. Lloydia. 33:49–96.
- Shaffer RL. 1972. North American Russulas of the subsection Foetentinae. Mycologia. 64(5):1008–53.
- Shaffer RL. 1975. Some common North American species of Russula subsect. Emeticinae Beihefte zur Nova Hedwigia. 51:207–37.
- Shaffer RL. 1989. Four white-capped species of Russula (Russulaceae). Mem N Y Bot Gard. 49:348–54.
- Shaffer RL. 1990. Notes on the Archaeinae and other Russulales. Contrib Univ Michigan Herbarium. 17:295–306.
- Shaffer RL, Rogerson CT. 1952. Notes on the Fleshy Fungi of Kansas. Trans Kansas Acad Sc. 55(3):282–86.