Bryophytes (Mosses, Liverworts, and Hornworts) • Earth.com

Junghuhn'S Sphagnum

(Sphagnum junghuhnianum)

galery
en

Description

Plants moderate-sized, soft, loosely tufted, slender, capitulum flat-topped to rounded; pale, dirty green, yellowish to brownish; without metallic lustre when dry. Stems brown to reddish brown; superficial cortical cells usually aporose, but some have a single round to elliptical pore in the distal portion of the cell free from the cell wall. Stem leaves triangular-lingulate, 1.2-1.6 mm, broadly apex acute to narrowly truncate and toothed, border narrow or indistinct at base (less than 0.25 the width); hyaline cells rhomboid, mostly 0-1-septate; convex surface with membrane pleats, concave surface with 1-3 rounded membrane gaps occupying most of cell. Branches somewhat 5-ranked. Branch fascicles with 2 spreading and 1-2 pendent branches. Branch leaves ovate-lanceolate, 1.3-2 mm, strongly concave, apex strongly involute; margins entire to somewhat toothed near apex, hyaline cells on convex surface with numerous ringed elliptic pores (6-10) along commissures, concave surface mostly aporose except near margins; Sexual condition dioicous or monoicous. Spores 21-23 -m; minutely papillose.Shady, seepy cliffs; low elevations; B.C.; e Asia.

Taxonomic tree:

Domain:
Kingdom: Plantae
Phylum: Bryophyta
Class: Sphagnopsida
Order:Sphagnales
Family:Sphagnaceae
Genus:Sphagnum
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