Home/Species/ Northern Haircap Moss

Polytrichastrum sexangulare

(Brid.) G. L. Sm.

Northern Haircap Moss

G4Apparently Secure (G4G5) Found in 1 roadless area NatureServe Explorer →

G4Apparently SecureGlobal Rank

Identity

Unique IDELEMENT_GLOBAL.2.815692

Element CodeNBMUS9S020

Record TypeSPECIES

ClassificationSpecies

Classification StatusStandard

Name CategoryNonvascular Plant

Endemicoccurs (regularly, as a native taxon) in multiple nations

KingdomPlantae

PhylumBryophyta

ClassBryopsida

OrderPolytrichales

FamilyPolytrichaceae

GenusPolytrichastrum

Other Common Names

polytrichum moss (EN)

Concept Reference

Flora of North America Editorial Committee (FNA). 2007b. Flora of North America north of Mexico. Vol. 27. Bryophytes: Mosses, Part 1. Oxford University Press, New York. xxi + 713 pp.

Taxonomic Comments

Flora of North America (2007) includes Polytrichum sphaerothecium within its Polytrichastrum sexangulare, as Polytrichastrum sexangulare var. vulcanicum. In total, Flora of North America (2007) recognizes two varieties within Polytrichastrum sexangulare: var. sexangulare and var. vulcanicum. In contrast, Anderson et al. (1990) recognize Polytrichum sphaerothecium and Polytrichum sexangulare as distinct full species, with no varieties in either.

Conservation Status

Rank MethodExpertise without calculation

Review Date2015-09-15

Change Date2015-09-15

Ecology & Habitat

Other Nations (2)

CanadaN4

Province	Rank	Native
Island of Newfoundland	S2	Yes
Nunavut	SU	Yes
British Columbia	S4	Yes
Northwest Territories	SNR	Yes
Alberta	S3	Yes
Labrador	S3	Yes
Yukon Territory	S3	Yes
Quebec	SNR	Yes

United StatesNNR

Province	Rank	Native
Montana	SNR	Yes
Alaska	SNR	Yes
Washington	SNR	Yes
Utah	SNR	Yes
Wyoming	SNR	Yes
Oregon	SNR	Yes

Plant Characteristics

Economic Value (Genus)No

Roadless Areas (1)

Washington (1)

Area	Forest	Acres
Upper Skokomish	Olympic National Forest	9,311

References (1)

Flora of North America Editorial Committee (FNA). 2007b. Flora of North America north of Mexico. Vol. 27. Bryophytes: Mosses, Part 1. Oxford University Press, New York. xxi + 713 pp.