Ulothrix subtilis Kütz.

• Region

  North America

• Country

  United States of America

• State/Province

  Massachusetts

• County/Municipio

  Nantucket Co.

• City/Township

  Nantucket

• Locality

  forming bluish green gelatinous patches in shallow grassy parts of the western Weweeder Pond

• Coordinates

  41.2453, -70.0985

• Coordinate Uncertainty (m)

  1321.57

• Georeferencing Method

  Georeferencing Quick Reference Guide, Version 2012. Located coordinates of approx. geogr. center of Weweeder Pond. Measured from coord. to approx. geogr. center of nearest named place, Nantucket State Forest; 1/2ed dist. (1310 m). Input info into MaNIS Georef. Calc. to find uncert. radius (Undefined Area).

• Geodetic Datum

  WGS84

• Distribution

  Map all specimens of this taxon

Phycotheca Boreali-Americana. Collins, Holden, and Setchell.
614! Ulothrix subtilis Kuetz.
Kuetzing, Phyc. Germ., p. 197,1845.
Wolle, F. W, Algae of the U. S., p. 135,1887.
Hormiscia subtilis De Toni, Syll. Alg., Vol. I, p. 159,1889.
a.	On moist sandy soil, near clay pits, Medford, Massachusetts,
June 18, 1892.
F. S. COLLINS.
b.	On sides o£ wooden horse trough, Melrose, Massachusetts, Aug.
22, 1898.
F. S. COLLINS.
c.	Forming bluish green gelatinous patches in shallow grassy parts
of the western Weweeder Pond, Nantucket, Massachusetts, Aug. 3, 1895.
W. A. SETCHELL.
None of these specimens seem to agree exactly with any of the de-
scribed European forms; but the characters are handly distinct enough to
deserve a new form name.
F. S. C.
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