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