Hapalosiphon fontinalis (C.Agardh) Bornet

• Region

  North America

• Country

  United States of America

• State/Province

  Minnesota

• County/Municipio

  Hennepin Co.

• City/Township

  Minneapolis

• Locality

  near Campus, on perpendicular rocks in stone quarry

• Coordinates

  44.9744, -93.233

• Coordinate Uncertainty (m)

  838

• Distribution

  Map all specimens of this taxon

Josephine E. Tilden. American Algae.
626.	Stigonema ocellatum (Dillw.) Thur. Ann. Sci. Nat. Bot. VI. 1: 380.
187s»
Caespitose, pannose, tomentose; plants erect, 3-8 111111. high, irregularly branched; branches
long, straight, patent, 35-45 mic. in diameter; sheaths thick, lamellose, hyaline or
yellowish; cells of varied sizes in one or two rows, 20-30 mic. in diameter; heterocysts
rare, lateral.
Growing on edges of steam-holes.
On side of Volcano Santa Maria, near Lake Atitlan.
• Coll. W. A.' Kellerman (no. 5070) 3 F 1906.
mo *
Josephine E. Tilden. American Algae.
627.	Hapalosiphon fontinalis (Ac.) Born. Nostoc. du Sÿst. Alg. de C. Ag.
Bull. Soc. Bot. de France. 36: 13. 1889.
Plant mass floccose-caespitose, dull blue-green, 3 mm. high ; primary filaments 21-24 mic.
in diameter,, often torulose; trichomes inclosed in a continuous sheath; heterocysts in-
tercalary.
On perpendicular rocks in stone quarry.
Near Campus, University of Minnesota, Minneapolis, Minn.
Coll. W. H. Lippold, 29 S 1904.
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