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jstor.org
Demoulin V. (1984). "Typification of Geastrum Pers.: Pers. and its orthographic variant Geaster (Gasteromycetes)". Taxon. 33 (3): 498–501. doi:10.2307/1220990. JSTOR1220990.
Smith CW, Ponce de Léon P (1982). "Hawaiian geastroid fungi". Mycologia. 74 (5): 712–17. doi:10.2307/3792856. JSTOR3792856.
Dissing H, Lange M (1962). "Gasteromycetes of Congo". Bulletin du Jardin botanique de l'État à Bruxelles. 32 (4): 325–416. doi:10.2307/3667249. JSTOR3667249.
Garner JHB. (1956). "Gasteromycetes from Panama and Costa Rica". Mycologia. 48 (5): 757–64. doi:10.2307/3755385. JSTOR3755385.
Reid DA. (1977). "Some Gasteromycetes from Trinidad and Tobago". Kew Bulletin. 31 (3): 657–90. doi:10.2307/4119418. JSTOR4119418.
mushroomexpert.com
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mycobank.org
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