Closterium didymotocum Corda ex Ralfs

• Region

  North America

• Country

  United States of America

• State/Province

  Massachusetts

• County/Municipio

  Middlesex Co.

• City/Township

  Arlington

• Locality

  head of Bartlett Avenue, in a pond

• Coordinates

  42.4106, -71.1654

• Coordinate Uncertainty (m)

  110.569

• Georeferencing Method

  Georeferencing Quick Reference Guide, Version 2012. Located coordinates of geogr. center of pond in Menotomy Rocks Park. Measured from coord. to farthest extent of the pond to find linear extent (99 m). Used MaNIS Georef. Calculator to find uncertainty (Bounded Area).

• Geodetic Datum

  WGS84

• Distribution

  Map all specimens of this taxon

Phycotheca Boreal ¡-Americana. Collins, Holden 6 Setchell.

1654. Closteriumdidpotocumcorda.

Corda in Ralfs, Brit. Desm.,p. 168, PI. XXVIII, fig. 7,a&b, 1848.
Wolle, Desmids of the U. S., p. 39, PI. VIII, figs. 11 & 12, 1884.

DeToni, Syll. Alg.,Vol. I, p. 822, 1889.

Cushman, N. E. Species of Closterium, Bull. Torrey Bot. Club,
Vol, XXXV, p. 111» PI. Ill, fig. 16, 1908.

C. ensis Cushman, Rhodora, Vol. V, p. 255, 1903.

Ctosterium angustatum Kuetz.

Kuetzing in Ralfs, Brit. Desm., p. 172, PI. XXIX, fig. 4, 1848.
Wood, F. W. Algae ofN. A., p. 110, 1873.

Wolle, Desmids of the U. S., p. 40. PI. VI, fig. 21, 1884.

De Toni, Syll. Alg., Vol. I, p. 821, 1889.

Cushman, N. E. Species of Closterium, Bull. Torrey Bot. Club, Vol.
XXXV, p. 113, 1908.

In a pond, head of Bartlett Avenue, Arlington, Massachusetts,
June 2, 1910.

CHARLES BULLARD.

SSI

NEW YORK BOTANICAL GARDEN

02013111

NfW Yf

^ouhi&i ^3

GARDEN ?

02013111