Hamel, Alg. France
Hamel, G.G.H. [1-150]

University of Michigan
Catalog #: 672102
G. Hamel #s.n. 00 October 1928
Seirospora interrupta (Smith) F.Schmitz
France, Saint-Servan

University of Michigan
Catalog #: 668217
unknown #s.n. 00 May 1930
Polysiphonia havanensis Montagne
Guadeloupe, Le Moule