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Home/Species/ Tall Clustered Thread Moss

Ptychostomum pseudotriquetrum

(Hedw.) J.R. Spence & H.P. Ramsay

Tall Clustered Thread Moss

G5Secure Found in 6 roadless areas NatureServe Explorer →
G5SecureGlobal Rank
Identity
Unique IDELEMENT_GLOBAL.2.949210
Element CodeNBMUSA3080
Record TypeSPECIES
ClassificationSpecies
Classification StatusStandard
Name CategoryNonvascular Plant
Endemicoccurs (regularly, as a native taxon) in multiple nations
KingdomPlantae
PhylumBryophyta
ClassBryopsida
OrderBryales
FamilyBryaceae
GenusPtychostomum
Synonyms
Bryum pseudotriquetrum(Hedw.) Gaetn. et al.
Concept Reference
Flora of North America Editorial Committee (FNA). 2014a. Flora of North America north of Mexico. Vol. 28. Bryophytes: Mosses, part 2. Oxford Univ. Press, New York. vii + 702 pp.
Taxonomic Comments
Anderson et al. (1990) include Bryum neodamense (= Ptychostomum neodamense) and B. bimum (= P. bimum) in B. pseudotriquetrum (= P. pseudotriquetrum), however Spence (2005) and his treatment for the Flora of North America (vol. 28, 2014) treat them as distinct taxa.
Conservation Status
Rank MethodExpertise without calculation
Review Date2017-07-24
Change Date2015-06-23
Range Extent Comments
Known from Greenland; Alta., B.C., Man., Nfld. and Labr., N.W.T., N.S., Nunavut, Ont., P.E.I., Que., Sask., Yukon; Alaska, Ariz., Ark., Calif., Colo., Conn., Del., D.C., Ga., Idaho, Ill., Ind., Iowa, Kans., Ky., Maine, Md., Mass., Mich., Minn., Mo., Mont., Nebr., Nev., N.H., N.J., N.C., N.Dak., Ohio, Okla., Oreg., Pa., R.I., S.Dak., Tenn., Tex., Utah, Vt., Va., Wash., W.Va., Wis., Wyo.; South America; Eurasia; Africa; Pacific Islands (New Zealand); Australia (FNA vol. 28, 2014).
Ecology & Habitat
Other Nations (2)
United StatesNNR
ProvinceRankNative
West VirginiaSNRYes
New HampshireSNRYes
AlaskaSNRYes
District of ColumbiaSNRYes
TennesseeSNRYes
IowaSNRYes
MinnesotaSNRYes
OklahomaSNRYes
GeorgiaSNRYes
WashingtonSNRYes
MassachusettsSNRYes
Rhode IslandSNRYes
DelawareSNRYes
OregonSNRYes
VirginiaSNRYes
North DakotaSNRYes
NevadaSNRYes
VermontS5Yes
KentuckySNRYes
UtahSNRYes
MaineSNRYes
ArizonaSNRYes
IllinoisSNRYes
KansasSNRYes
OhioSNRYes
WisconsinSNRYes
IndianaSNRYes
MontanaSNRYes
NebraskaSNRYes
ColoradoSNRYes
New JerseySNRYes
TexasSNRYes
ConnecticutSNRYes
MarylandSNRYes
IdahoSNRYes
WyomingSNRYes
ArkansasSNRYes
CaliforniaSNRYes
MissouriSNRYes
North CarolinaSNRYes
South DakotaSNRYes
PennsylvaniaS5Yes
MichiganSNRYes
CanadaN5
ProvinceRankNative
NunavutS4Yes
ManitobaS4Yes
Northwest TerritoriesS4Yes
LabradorSNRYes
Yukon TerritoryS5Yes
Nova ScotiaS5Yes
OntarioS5Yes
Prince Edward IslandS5Yes
New BrunswickS5Yes
SaskatchewanS5Yes
Island of NewfoundlandSNRYes
British ColumbiaS5Yes
QuebecSNRYes
AlbertaS4Yes
Plant Characteristics
Economic Value (Genus)No
Roadless Areas (6)
California (3)
AreaForestAcres
Castle Crags BShasta-Trinity National Forest1,619
Coyote NorthInyo National Forest11,932
Mt. EddyShasta-Trinity National Forest7,232
Nevada (2)
AreaForestAcres
Copper Mtns.Humboldt-Toiyabe National Forest31,945
Jarbidge - Coon CkHumboldt-Toiyabe National Forest866
New Mexico (1)
AreaForestAcres
Sawyers PeakGila National Forest59,743
References (2)
  1. Flora of North America Editorial Committee (FNA). 2014a. Flora of North America north of Mexico. Vol. 28. Bryophytes: Mosses, part 2. Oxford Univ. Press, New York. vii + 702 pp.
  2. Spence, J. R. 2005. New genera and combinations in Bryaceae (Bryales, Musci) for North America. Phytologia 87: 15-28.