Niphotrichum muticum (Kindb.) Bednarek-Ochyra & Ochyra
  • Biodivers. Poland


Cite taxon page as 'WFO (2020): Niphotrichum muticum (Kindb.) Bednarek-Ochyra & Ochyra. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0001212321. Accessed on: 06 Jun 2020'

General Information

Plants medium-sized, rarely small or fairly large, mostly slender, in fairly loose or dense mats or tufts, light olivaceous, often with a rufous hue in the upper part, brownish to blackish brown proximally. Stems (1-)2-5(-9) cm, creeping, ascending to suberect, pinnately or sometimes irregularly branched to almost unbranched. Leaves imbricate and usually twisted and crispate when dry, erect-spreading to recurved when moist, narrowly ovate-lanceolate to triangular, sharply carinate and often distinctly plicate, 1.8-2.5 × 0.4-0.7 mm; margins narrowly recurved from the base to 3/4 way up the leaf, plane near the apex; muticous or sometimes with a short, to 200 µm, yellowish hyaline, weakly denticulate and sparsely papillose awn; costa yellowish, subpercurrent to percurrent, papillose and distinctly convex on the abaxial side, situated at the bottom of a fairly deep furrow, 40-60 µm wide at the base; basal laminal cells elongate 20-50 × 3-5 µm, with strongly incrassate, nodulose longitudinal walls, except for 3-5 epapillose cell rows at the insertion forming a bright yellow strip; alar cells yellowish hyaline, thin-walled cells in 4-6 rows, forming distinct convex auricles; supra-alar cells quadrate to short-rectangular, firm-walled forming ± pellucid, often indistinct or absent, marginal border of 10-15 not sinuose cells; medial and distal laminal cells subquadrate to short-rectangular, (7-)10-20 × 4-6 µm, with low and narrow, sometimes indistinct papillae. Inner perichaetial leaves membranous, crenulate-dentate at the apex. Seta brown, 6-10 mm. Capsule brown, cylindric, 1.2-1.5 mm, sulcate when dry; peristome teeth lanceolate, 650-850 µm, brown, densely low-papillose, 2-fid to the base. Spores 9-11 µm.

  • Provided by: [A].Flora of North America @ efloras.org
    • Source: [
    • 1
    • ]. 

     Information From

    Flora of North America @ efloras.org
    http://www.efloras.org/flora_page.aspx?flora_id=1
    'Flora of North America @ eFloras (2008). Published on the Internet http://www.efloras.org/flora_page.aspx?flora_id=1 [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • A Flora of North America Association
    Grimmiaceae
    World Flora Online Data. 2017.
    • B CC0 1.0 Universal (CC0 1.0).
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • C CC0 1.0 Universal (CC0 1.0).