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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
MissouriSNRYes
ColoradoSNRYes
MaineSNRYes
MichiganSNRYes
IowaSNRYes
West VirginiaSNRYes
WashingtonSNRYes
New JerseySNRYes
MassachusettsSNRYes
ConnecticutSNRYes
WisconsinSNRYes
AlaskaSNRYes
IndianaSNRYes
KansasSNRYes
District of ColumbiaSNRYes
GeorgiaSNRYes
ArkansasSNRYes
DelawareSNRYes
South DakotaSNRYes
IdahoSNRYes
WyomingSNRYes
OhioSNRYes
North CarolinaSNRYes
Rhode IslandSNRYes
TennesseeSNRYes
OklahomaSNRYes
PennsylvaniaS5Yes
CaliforniaSNRYes
UtahSNRYes
MinnesotaSNRYes
MarylandSNRYes
KentuckySNRYes
VirginiaSNRYes
North DakotaSNRYes
OregonSNRYes
NebraskaSNRYes
ArizonaSNRYes
MontanaSNRYes
IllinoisSNRYes
TexasSNRYes
VermontS5Yes
NevadaSNRYes
New HampshireSNRYes
CanadaN5
ProvinceRankNative
New BrunswickS5Yes
Northwest TerritoriesS4Yes
QuebecSNRYes
Nova ScotiaS5Yes
NunavutS4Yes
ManitobaS4Yes
OntarioS5Yes
Yukon TerritoryS5Yes
LabradorSNRYes
Prince Edward IslandS5Yes
SaskatchewanS5Yes
British ColumbiaS5Yes
AlbertaS4Yes
Island of NewfoundlandSNRYes
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.