Porphyridium cruentum (Gray) Nägeli

• Region

  North America

• Country

  United States of America

• State/Province

  California

• County/Municipio

  Alameda Co.

• City/Township

  Berkeley

• Locality

  University of California

• Coordinates

  37.8741, -122.252

• Coordinate Uncertainty (m)

  1391.57

• Georeferencing Method

  Georeferencing Quick Reference Guide, Version 2012. Located coordinates of approx geogr. center of UC Berkeley. Measured from coord. to farthest extent of the campus to find linear extent (1380 m). Used MaNIS Georef. Calculator to find uncertainty (Bounded Area).

• Geodetic Datum

  WGS84

• Distribution

  Map all specimens of this taxon

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Phycotheca Boreali-Americana. Collins, Holden, and Setcliell.
584. Porphyridium eruenfum (a*o Nae?.
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Naegeli, Gattungen Einzelliger Algen, pp. 71 and 138,1849.
z	Wood, F. W. Algae of the tJ. S., p. 214, 1872.
Wolle, F. W. Algae of the U. S., p. 194, PI. CLXVI, fig. 1, (very poor I)
5 1887.
3 ' Dame & Collins, Flora of Middlesex County, p. 158,1888.
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Forming gelatinous films of a blood red oolor and wide extent« on
sandy earth among flower-pots in plant houses..
a.	Bakersfield, California, Oct., 1896.
b.	University of California, Berkeley, California, 1898.
J. B. DAVY.
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Myidfltfem* Gardnerianae Californicae
Specimens in the collection of Nathaniel Lyon Gardner, distributed
from the Herbarium of the University of California and the
Cryptogamie Herbarium of Field Museum of Natural History.
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No.
Determined by Francis Drouet>J.9U0
6595« Porphyridium cruentum
Determined by N. L. Gardner JiJEW YORFQ
BOTANICAL
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On soil, Plath’s Greenhouse, San Francisco
January 8j
V- Duran	Jamwy 1951
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