Staurastrum cyrtocerum

• Region

  North America

• Country

  United States of America

• State/Province

  Massachusetts

• County/Municipio

  Middlesex Co.

• City/Township

  Medford

• Locality

  Pine Hill Swamp, in company with other desmids forming a green coating on stalks of plants in quiet water

• Coordinates

  42.4226, -71.1053

• Coordinate Uncertainty (m)

  3681.38

• Georeferencing Method

  Georeferencing Quick Reference Guide, Version 2012. Can't find swamp. 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

0 1

8 9 10

The Ne w York

copyright reserved botanical garden

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

1463. Staurastrum cyrtocerum Breb.

Bnibisson in Ralfs, Brit. Desm., p. 139, PI. XXII, fig. 10, 1848. ( C0!-UMBIA J
Wolle, Desmids of the U. S., p. 128, PI. XLII, figs. 30-31,1884. ^[Ve
DeToni, Syll. Alg., Vol. I, p. 1207, 1889.

In company with other desmids forming a green coating on
stalks of plants in quiet water, Pine Hill Swamp, Medford, Mas-
sachusetts, July 24, 1907.

F. S. COLLINS.

02015837