Thuidium abietinum (Hedw.) Schimp. - Thuidium moss


 

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Thuidium abietinum - (image 1 of 2)

 

Taxonomy

Family: Thuidiaceae

 

Synonymous with Abietinella abietina (Hedw.) M. Fleisch.

Habitat

Dry, calcareous habitats ranging from sandy to rocky or turfy soil.

Associates

 

 Distribution

Circumboreal; from Greenland west to AK and south to AZ, CO, IA, IN, and VA.

Morphology

Dioicous, pleurocarpous moss. Stems rigid, suberect, 1-pinnate, to 12 cm long. Leaves dark green to yellowish or brownish; stem leaves erect when dry, erect-spreading when moist, to 1.8 mm long, ovate, acuminate, plicate, orange-yellow at the base; leaf cells unipapillose.

Notes

Found in very dry habitats. Other robust Thuidium spp. have 2-3 pinnate stems.

 

References

Crum, H. 2004. Mosses of the Great Lakes Forest, 4th ed.

The University of Michigan Herbarium. Ann Arbor, MI

 


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 Michael Hough 2010