Bryophytes (Mosses, Liverworts, and Hornworts) •

Oregon Sphagnum

(Sphagnum oregonense)



Plants small, green to light brown; capitulum moderately well defined. Stems green; superficial cortex of 1 layer of well-differentiated, enlarged and thin-walled cells. Stem leaves lingulate, 1-1.2 mm, apex entire to somewhat erose; hyaline cells non-septate; fibrillose and porose in apical region. Branches slender with small spreading leaves. Branch fascicles with 2 spreading and 2 pendent branches. Branch leaves ovate-lanceolate, 1.4-1.6 mm, straight to slightly subsecund, weakly undulate, often recurved in capitulum branches; hyaline cells on convex surface with up to 5 small round faint pores per cell in the basal portion of the cell and free from the cell margins, concave surface aporose. Sexual condition unknown. Capsule not seen. Spores not seen.

Taxonomic tree:

Kingdom: Plantae
Phylum: Bryophyta
Class: Sphagnopsida
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