Spirogyra maxima (Hassall) Wittr.

• Region

  North America

• Country

  United States of America

• State/Province

  Massachusetts

• County/Municipio

  Middlesex Co.

• City/Township

  Medford

• Locality

  Glenwood, floating in clay pits

• Coordinates

  42.4231, -71.0981

• Coordinate Uncertainty (m)

  711.375

• Georeferencing Method

  Georeferencing Quick Reference Guide, Version 2012. Located coordinates of geogr. center of Glenwood. Measured from coord. to farthest extent of the neighborhood to find linear extent (700 m). Used MaNIS Georef. Calculator to find uncertainty (Bounded Area).

• Geodetic Datum

  WGS84

• Distribution

  Map all specimens of this taxon

1 ° * ,w The New York
copyright reserved botanical Garden

Phycotheca Boreali-Americana. Collins, Holden, and Setchell.

512. Spirogyra maxima (Hass.) w«r.

Wittrock in Wittr. and Nordst., Alg. Aq. Dulc. Exsicc., No. 460,1882.
Wolle, F. W. Algae of the U. S., p. 218, PI. CXXXIX, figs. 3-6,1887.

De Toni, Sylloge Algarum, Vol. I, p. 756,1889.

S. orbicularis Petit, Spirogyra des Environs de Paris, p. 31, PI. XII,
figs. 1-2,1880.

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COLUMBIA V J_

Floating in clay pits, Glenwood, Medford, Massachusetts, June
4, 1892.	'

F. S. COLLINS.

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