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Montana Field Guide

Montana Field Guides

Douglas' Neckera Moss - Neckera douglasii

Species of Concern

Global Rank: G4
State Rank: S1

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:

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General Description
Plant: Large. Green to yellow-green. Stems 5-10 cm long. Branches often attenuate and stoloniferous. Paraphyllia absent.

Leaf: Complanate, undulate, ovate-lanceolate, 2.4-3.0 x 0.6-0.8 mm, asymmetrical, and narrowed at its base. Apex long-acuminate to a narrow point. Margins plane, serrate or serrulate from apex to mid-leaf, teeth sharp, and some are recurved at the apex. Costa absent or faint, short, and double.

Leaf Cells: Basal leaf cells shorter and broader than median/upper leaf cells, sometimes yellow, and pitted. Alar cells scarcely differentiated or a few cells are rectangular with weak pits. Median and apical upper leaf cells 45-60 x 5-7 ┬Ám, thick-walled, and with no or few pits.

Diagnostic Characteristics
N. douglasii is the single Neckera species to have recurved teeth at its tip (FNA 2007).

The similar Metaneckera menziesii has numerous paraphyllia whereas N. douglasii has none (Vitt 1988).

Species Range
Present
 


Range Comments
Canada: BC; USA: AK, CA, ID, OR, WA (FNA 2014). In Montana: Glacier, Lake, and Sanders Counties (Elliott 2016).

Summary of Observations Submitted for Montana
Number of Observations: 7

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density

Recency

 

(Observations spanning multiple months or years are excluded from time charts)



Habitat
Habit: Epiphytic.

Habitat: Humus (Elliott 2016), tree trunks or branches; may also occur on rocks. In areas influenced by a Pacific maritime climate. Occurs from sea level to about 5900 feet.

Reproductive Characteristics
Dioicous. Seta is 4-5 mm tall, usually shorter than capsule. Capsule is emergent to exserted, brown, ovoid to oblong, 1.8-2.0 mm long. Calyptra is smooth.

References
  • Literature Cited AboveLegend:   View Online Publication
    • Elliott, J. and A. Pipp. 2016 (forthcoming). Checklist of Montana Mosses. Revised 2016. Prepared by the Montana Natural Heritage Program, Helena, Montana. 90 pp.
    • Flora of North America Editorial Committee, eds. 2014. Flora of North America North of Mexico. Volume 28. Bryophytes: Mosses, Part 2. Oxford University Press, Inc., NY. xxi + 702 pp.
    • Vitt, D. J. Marsh, and R. Bovey. 1988. Mosses, Lichens & Ferns of Northwest North America. Seattle, WA: University of Washington Press. 296 p.
  • Additional ReferencesLegend:   View Online Publication
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    • Lawton, E. 1971. Keys for the Identification of the Mosses on the Pacific Northwest. Reprinted from 'Moss Flora of the Pacific Northwest'. Published as Supplement No. 2 of the Journal of the Hattori Botanical Laboratory. Nichinan, Miyazaki, Japan. 66 pp.
    • Lawton, E. 1971. Moss Flora of the Pacific Northwest. Hattori Botanical Laboratory. Japan: Yamabuki-cho, Shinjuku-ku, Tokyo. 362 pages plus appendices.
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Citation for data on this website:
Douglas' Neckera Moss — Neckera douglasii.  Montana Field Guide.  .  Retrieved on , from