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

New Mexican Fontinalis Moss

(Fontinalis neomexicana)

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Description

Plants to 50 cm, pale green, green, yellowish green, or golden brown. Stems slender to medium, rigid; stem and branch apices , long-attenuate; axillary hairs 300-450 -m, 5-7 cells, basal cell quadrate, red, distal cells long-cylindric, hyaline. Leaves monomorphic, erect-spreading to spreading when dry, erect-spreading in 3 ranks when moist, oblong-lanceolate to ovate-lanceolate, keeled and conduplicate, 2-4(-5) mm; margins sometimes loosely reflexed when dry, plane when moist; apex acute or occasionally subobtuse; medial laminal cells 120-180 - 4-8 -m. Perigonia with leaves 1.3-1.5 mm. Perichaetia with leaves oval to suborbiculate, 3-3.5 mm, apex abruptly apiculate to cuspidate. Seta 0.2-0.3 mm. Capsule immersed to slightly emergent, ovoid to oblong, 2-2.5 mm; operculum obtuse-conic, 0.6-0.9 mm; endostome trellis perfect. Calyptra 2 mm. Spores 15-25 -m.

Taxonomic tree:

Domain:
Kingdom: Plantae
Phylum: Bryophyta
Class: Bryopsida
Order:Isobryales
Family:Fontinalaceae
Genus:Fontinalis
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