Chamaesiphon portoricensis N.L.Gardner

• Region

  West Indies

• Country

  Puerto Rico

• Locality

  Coamo Springs, in a ditch by the hot spring

• Coordinates

  18.0373, -66.3736

• Coordinate Uncertainty (m)

  172.569

• Georeferencing Method

  Georeferencing Quick Reference Guide, Version 2012. Located coordinates of geogr. center of Coamo Thermal Springs. Measured from coord. to farthest extent of the springs to find linear ext. (161 m). Used MaNIS Georef. Calculator to find uncertainty (Bounded Area).

• Geodetic Datum

  WGS84

• Distribution

  Map all specimens of this taxon

BOTAMCAL )

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THE NEW YORK BOTANICAL GARDEN

DARIUS OGDEN MILLS FUND	NEW YOR ft

FRESH-WATER ALGAE OF PORTO RICO	BOTANICAL

COLLECTED BY PROFESSOR N. WILLE	GARDE Fit.
Coamo Springs January 1915

NEW YORK BOTANICAL GARDEN

00937898

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Determined by Francis Drouet

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Determined by Francis Drouet and William A. Daily

Chamaesiphon portoricensis sp. nov.

Plate 7, figure 61

^ Filaments cylindrical, rounded at the outer end, 6-8 p long,
2.3-2.5 p diam., mostly solitary; contents of cells pale aerugi-
nous; walls of gonidangia very thin and evanescent.

Growing on filamentous green algae, in a ditch by Hot
Springs, Coamo Springs, no. 396, type; about four kilometers
north of Mayagiiez, no. 1323 x.

The size and shape of this species would seem to relate it to
Chamaesiphon minimus Schmidle. It is nearly twice as large in
all of its dimensions.

5Wt, r 33ha?

61. Chamaesiphon portoricensis

A group of plants representing different ages........... x 1,000

by Francis Drouet

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FEBRUARY

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Determined by Francis Drouet and William A. Daily

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