Bibliographic Detail
Ueyama,S. & Kobayshi, H., 1986
Reference:
Ueyama,S. & Kobayshi, H. (1986). Two Gomphonema species with strongly capitate apices: G. sphaerophorum Ehr. and G. pseudosphaerophorum sp. nov. Proceedings of the International Diatom Symposium 9: 449-458.