Chara contraria A.Braun ex Kütz.

• Region

  North America

• Country

  United States of America

• State/Province

  Utah

• Locality

  Great Salt Lake, Garfield Beach, northeast of Black Rock, in small stream running from marsh into Great Salt Lake

• Coordinates

  40.7105, -112.261

• Coordinate Uncertainty (m)

  1171.39

• Georeferencing Method

  Georeferencing Quick Reference Guide, Version 2012. Located coordinates of approx. geogr. center of Garfield Beach (based on an article). Measured from coord. to approx. geogr. center of nearest named place, Lake Point; 1/2ed dist. (1160 m). Input info into MaNIS Georef. Calc. to find uncert. radius (Undef. Area).

• Geodetic Datum

  WGS84

• Distribution

  Map all specimens of this taxon

J.E.Tilden
ANNOTATION

Chara vulgaris L.

(incl. C. Contraria A.Br.
ex Ivtitz.)

DET. R. D. WOOD__,9 60

UNIVER8ITY OF RHODE ISLAND

>sv

NEW YORK BOTANICAL BARDEN

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Josephine E. Tilden. American Algae.

255. Chara contraria A. Br. var.

Plants 20-40 cm. in length, clean, graceful, light green, coated with lime;
stems and branches corticated; cortex cells about twice as many as the
leaves in the whorl next above; internodes 15-30 mm. in length; stem
950 980 mic. in diameter; stipular whorl double; spines on the stem
somewhat short; leaves 10-18 mm. in length, 6-10 in a whorl, with 3-4
corticated internodes and generally three naked internodes at upper
end, corticated and uncorticated portions of leaf about equal in length;
end cell of leaf sharply pointed; monoecious; a single oogonium and
antheridium borne at a node; antheridium 280-325 mic. in diameter;
oogonium broadly ovate, 420 mic. in diameter, 630-700 mic. in length,
with 10-12 striae; crown short and broad, 210 mic. broad at base,
70-80 mic. in height; oosperm nearly spherical, 350-420 mic. long and
wide; two bracts at fertile joint 3 times the length of the oogonium,
the other two 1.5-2 times the length of the oogonium.

In small stream running from marsh into Great Salt Lake. Water
brackish.

Northeast of Black Rock, Garfield Beach. Great Salt Lake, Utah.

J. E. T. 8 Jl. 1897.

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