Spirogyra grevilleana (Hassall) Kütz.

• Region

  North America

• Country

  United States of America

• State/Province

  Massachusetts

• Locality

  Medford. floating in a pond

• Coordinates

  42.4226, -71.1053

• Coordinate Uncertainty (m)

  3681.38

• Georeferencing Method

  Georeferencing Quick Reference Guide, Version 2012. Can't find pond. Located coordinates of geogr. center of Medford. Measured from coord. to farthest extent of the city to find linear extent (3670 m). Used MaNIS Georef. Calculator to find uncertainty (Bounded Area).

• Geodetic Datum

  WGS84

• Distribution

  Map all specimens of this taxon

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

362, Spirogyra Grevilleana (Hass.) Kuetz.

Kuetzing, Sp. Alg., p. 438, 1849.

Petit, Spirogyres des Environs de Paris, p. 10, Pl. II, figs. 1-6, 1880.
Wolle, F. W. Algae of the U. S., p. 209, Pl. CXXX1I, figs. 12 & 13, 1887.

Floating in a pond, Medford, Massachusetts, May i, 1891.

F. S. COLLINS.