Cooke, M. C., “A Plain and Easy Guide,” &c., p. 38, pl. 6, fig. 1.
Krombholz, “Schwämme,” t. 8. Vittadini, “Mang.” t. 1.
Vittadini, “Mangerecci,” t. 9.
Berkeley, “Outlines,” pl. 3, fig. 5.
Saunders and Smith, “Mycological Illustr.” pl. 23.
Cooke, M. C., “A Plain and Easy Guide,” &c., p. 38, pl. 6, fig. 1.
Krombholz, “Schwämme,” t. 8. Vittadini, “Mang.” t. 1.
Vittadini, “Mangerecci,” t. 9.
Berkeley, “Outlines,” pl. 3, fig. 5.
Saunders and Smith, “Mycological Illustr.” pl. 23.