Microspora amoena var. thermalis Tilden

  • Filed As

    Microsporaceae
    Microspora amoena var. thermalis Tilden ( type )

  • Collector(s)

    J. E. Tilden s.n., 07 Jul 1896

  • Location

    United States of America. Wyoming. Yellowstone National Park, Frying Pan Basin.

  • Identifiers

    NY Barcode: 02366276

    Occurrence ID: 20ecdc17-e734-4725-92d6-2590ef161869

  • Exsiccatae

    American Algae

    Exsiccatae Number: 274

  • Feedback

    Send comments on this specimen record

  • Region

    North America

  • Country

    United States of America

  • State/Province

    Wyoming

  • Locality

    Yellowstone National Park, Frying Pan Basin

  • Distribution

    Map all specimens of this taxon

. Josephine E. Tllden. American Algae.
. Microspora amoena (Kg.) Rabenh. forma thermalis Tildbn. Observa-
tions on some West American Thermal Algæ. Bot. Gaz. 25 ; 92, 93,
pi. 8. f. 12. F 1898.
Dark‘green, stringy; cells cylindrical, 11-14 mic. in diameter, before
division 2-3 times as long as wide, after division equal to or a little
more than the diameter in length; membrane smooth, delicate, firm;
cell contents finely granular, bright green ; filaments not constricted at
septations.
a.	Lying in overflow from spring. Temperature 41°C.
b.	In soft masses on bottom of spring. Temperature 38°C. With Pro-
tococcus botryoides forma caldarius.
Frying Pan Basin, Yellowstone National Park.
J. E. T. 7 J11896.
It is difficult to decide whether this plant should be classed as a Conferva or
a Microspora, as the structure of the chloroplastids could not be made
out. It is placed here provisionally. Its size is not as great as that of
the species.
02366276