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