Staurastrum alternans

• Region

  North America

• Country

  United States of America

• State/Province

  Massachusetts

• County/Municipio

  Middlesex Co.

• City/Township

  Tewksbury

• Locality

  Round Pond

• Coordinates

  42.603, -71.2334

• Coordinate Uncertainty (m)

  312.709

• Georeferencing Method

  Georeferencing Quick Reference Guide, Version 2012. Located coordinates of geogr. center of Round Pond. Measured from coordinates to farthest extent of the pond to find linear extent (301.14 m). Input information into MaNIS Georef. Calc. to find uncertainty radius (Bounded Area).

• Geodetic Datum

  WGS84

• Distribution

  Map all specimens of this taxon

WM

mi

Phycotheca Boreali-Americana.

Collins, Holden and Setchell.

1826. Staurastram alternans Breb.

Br6bisson in Ralfs, Brit. Desm., p. 132, PI. XXI, fig. 7, 1848.
Wolle, Desm. of the U. S., p. 128, PI. XLI, figs. 26-28, 1884.
De Toni, Syll. Alg., Vol. I, p. 1193,1889.

Round Pond, Tewksbury, Massachusetts, Sept. 21, 1911.

CHARLES BULLARD.

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NEW YORK BOTANICAL GARDEN

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