Phycotheca Boreali-Americana. Collins, Holden & Setchell,
1680.Bulbochaete intermedia forma supramediana(Wittr.) Hirn.

Hirn, Monogr. der Oed., p. 328, Pl. LII, 6g. 335, 1900.

B. crenulata var. supramediana Wittrock in Wittr. & Nordst., Alg.
Exsicc., No. 509, 1883.

In a pond, Eastham, Massachusetts, July 8, 1907.

F. S. COLLINS.

YU.094744