A variant has been described from China, H. cupuliformis var. crassa that has larger fruit bodies (1.5 to 5.5 cm (0.6 to 2.2 in)) and wider spores (18–21 by 12.5–15 μm).[2]
Distribution
This species has been found in China,[2] and Jalisco (Mexico).[3]
References
^Dissing H, Nannfeldt JA. (1966). "Helvella cupuliformis sp. nov., H. villosa (Hedw. ex O. Kuntze) comb. nov., H. macropus (Pers. ex Fr.) Karst. and their allies". Svensk Botanisk Tidskrift. 60: 325–337.
^ abZhuang WY. (2004). "Preliminary survey of the Helvellaceae from Xinjiang, China". Mycotaxon. 90 (1): 35–42.
^Sanchez-Jacome MD, Guzman-Davalos L. (2005). "New records of ascomycetes from Jalisco, Mexico". Mycotaxon. 92: 177–91.