Pediastrum duplex Meyen

• Region

  North America

• Country

  United States of America

• State/Province

  Massachusetts

• County/Municipio

  Barnstable Co.

• City/Township

  Eastham

• Locality

  pond near Bay shore, with other algae in a green slimy coating on the stalks of plants

• Coordinates

  41.8408, -70.005

• Coordinate Uncertainty (m)

  4491.38

• Georeferencing Method

  Georeferencing Quick Reference Guide, Version 2012. Located coordinates of mdpt Cape Cod Bay shore of Eastham. Measured from coord. to farthest extent of the shore segment to find linear extent (4480 m). Used MaNIS Georef. Calculator to find uncertainty

• Geodetic Datum

  WGS84

• Distribution

  Map all specimens of this taxon

The New York

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Phycotheca Boreali-Americana. Collins, Holden Ù Setchell,	s)j

1670. Pediastrran duplex Meyen.

Meyen, Beobaehtungen, p. 772, PI. XLIII, fig. 6-10, 16-19711
De Toni, Syll. Alg., Vol. I, p. 579, 1889.

Collins, Green Algae of N. A., p. 179, 1909.

P. pertusum Wolle, F. W. Algae of the U. S., PI. LXIV, figs. 33 &

34, 1887.

With other algae in a green slimy coating on the stalks of plants,
pond near Bay Shore, Eastham, Massachusetts, July 6, 1910. Other
species of Pediastrum occur in this material, but much less frequently.

F. S. COLLINS.

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