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