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