Polytrichastrum alpinum var. alpinum (Alpine Haircap Moss)

Polytrichastrum alpinum var. alpinum

Polytrichastrum alpinum (Hedw.) G.L. Sm. var. alpinum

Pogonatum alpinum (Hedw.) Röhl.

Polytrichum alpinum Hedw.

Pogonatum alpinum (Hedw.) Röhl. var. arcticum (Sw. ex Brid.) Brid.

Pogonatum alpinum (Hedw.) Röhl. var. brevifolium (R. Br.) Brid.

Polytrichum alpinum Hedw. var. brevifolium (R. Br.) Müll. Hal.

Pogonatum alpinum (Hedw.) Röhl. var. campanulatum (Hornsch.) Bruch & Schimp.

Polytrichum alpinum Hedw. var. campanulatum (Hornsch.) Müll. Hal.

Pogonatum alpinum (Hedw.) Röhl. var. macounii (Kindb.) Cardot & Thér.

Polytrichum alpinum Hedw. var. macounii (Kindb.) K. Saito

Pogonatum alpinum (Hedw.) Röhl. var. septentrionale (Sw.) Brid.

Pogonatum alpinum (Hedw.) Röhl. var. sylvaticum (Menz.) Lindb.

Polytrichastrum alpinum (Hedw.) G.L. Sm. var. septentrionale (Sw.) G.L. Sm.

Polytrichum alpinum Hedw. var. septentrionale (Sw.) Lindb.

Polytrichum alpinum Hedw. var. sylvaticum (Menz.) Lindb.

Polytrichum arcticum Sw. ex Brid.

Pogonatum macounii (Kindb.) Kindb. & Macoun

Polytrichum norvegicum Hedw.

Alpine Haircap Moss

Kingdom	Plantae	Plants, but not fungi, lichens, or algae
Division	Bryophyta	Mosses
Subdivision	Musci	Mosses (all 12,000 of them)
Class	Bryopsida	Mosses with arthrodontous spore capsules, which is most of them
Subclass	Bryidae	Mosses with a double peristome with alternating tooth segments
Order	Polytrichales	A group of mosses which tend to be among the larger ones, with a thickened central stem and root
Family	Polytrichaceae	A group of mosses which tend to be among the larger ones, with a thickened central stem and root
Genus	Polytrichastrum
Species	alpinum	Of an alpine origin or habit
var.	alpinum	Of an alpine origin or habit

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Polytrichastrum alpinum var. alpinum description by Thomas H. Kent, last updated 25 May 2020.

7/13/2015 · Mt. Mansfield, Stowe/Cambridge, VT
≈ 8 × 6" (20 × 14 cm) ID is uncertain