Catoscopium nigritum

(Hedwig) Bridel

Bryol. Univ. 1: 368. 1826

Illustrated
Basionyms: Weissia nigrita Hedwig Sp. Musc. Frond., 72. 1801
Treatment appears in FNA Volume 28. Treatment on page 35. Mentioned on page 36.
Plants to 6 cm. Stem leaves erect-spreading, 3-ranked, flexuose when dry, 0.8–1.5 mm; basal laminal cells oblong to elongate; distal cells quadrate to short-rectangular. Perichaetial leaves somewhat larger than stem leaves. Seta 0.8–2.4 cm. Capsule 0.6–1 mm; exostome teeth lanceolate, incurved, truncate. Spores 33–48 µm.

Phenology: Capsules mature summer.
Habitat: Edges of pools in calcareous rich fens
Elevation: low elevations

Distribution

V28 40-distribution-map.gif

Greenland, Alta., B.C., Man., N.B., Nfld. and Labr. (Nfld.), N.W.T., Nunavut, Ont., Que., Sask., Yukon, Alaska, Calif., Ind., Iowa, Mich., Minn., Mont., N.Y., Europe, Asia, Atlantic Islands (Iceland).

Discussion

Catoscopium nigritum is characterized by its dense turfs of reddish black stems with erect, lanceolate leaves. When fertile, the small, shiny, black capsules with small mouth, reduced peristome, and inclined posture clearly define the species.

Selected References

None.

Lower Taxa

None.

Facts about "Catoscopium nigritum"
AuthorDale H. Vitt +
Authority(Hedwig) Bridel +
BasionymsWeissia nigrita +
DistributionGreenland +, Alta. +, B.C. +, Man. +, N.B. +, Nfld. and Labr. (Nfld.) +, N.W.T. +, Nunavut +, Ont. +, Que. +, Sask. +, Yukon +, Alaska +, Calif. +, Ind. +, Iowa +, Mich. +, Minn. +, Mont. +, N.Y. +, Europe +, Asia + and Atlantic Islands (Iceland). +
Elevationlow elevations +
HabitatEdges of pools in calcareous rich fens +
IllustrationPresent +
Illustration copyrightFlora of North America Association +
IllustratorPatricia M. Eckel +
PhenologyCapsules mature summer. +
Publication titleBryol. Univ. +
Publication year1826 +
ReferenceNone +
Source xmlhttps://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse grained fna xml/V28/V28 40.xml +
Special statusIllustrated +
Taxon familyCatoscopiaceae +
Taxon nameCatoscopium nigritum +
Taxon parentCatoscopium +
Taxon rankspecies +
VolumeVolume 28 +