Woodwardia fimbriata

Smith

in Rees, Cycl. 38(76). 1818.

Common names: Giant chain fern
Illustrated
Synonyms: Woodwardia chamissoi Brackenridge Woodwardia paradoxa C. H. Wright
Treatment appears in FNA Volume 2.

Stems forming a stout caudex covered with petiole bases, suberect; scales light brown, many, lanceolate-attenuate. Leaves monomorphic, evergreen, numerous in vaselike cluster, 40-170 cm. Petiole straw-colored, sometimes reddish at base; base thickened, with densely set orange scales. Blade pale green, elliptic-lanceolate, 25-100 cm, scaly-glandular upon emergence but soon glabrate. Pinnae not articulate to rachis, in 8-24 pairs, narrowly deltate to lanceolate, pinnatifid; proximal to middle pinnae 12-42 × 2.5-8 cm. Veins anastomosing to form single row of areoles, then free to margin. Sori short and broad, mostly curved and confined to costular areoles, deeply sunken into blades. Indusia cartilaginous and vaulted; cells thickened, retaining configuration after dehiscence of sporangia. 2n = 68.


Habitat: Redwood forests, mixed conifer forests, and mixed conifer-hardwood forests, always where moisture is present, such as stream banks or springs
Elevation: 0-1000 m

Distribution

V2 375-distribution-map.gif

B.C., Ariz., Calif., Nev., Oreg., Wash., Mexico in n Baja California.

Discussion

Woodwardia fimbriata is confined primarily to the California floristic province; it is disjunct and local elsewhere.

Selected References

None.

Lower Taxa

None.
... more about "Woodwardia fimbriata"
Raymond B. Cranfill +
Giant chain fern +
B.C. +, Ariz. +, Calif. +, Nev. +, Oreg. +, Wash. +  and Mexico in n Baja California. +
0-1000 m +
Redwood forests, mixed conifer forests, and mixed conifer-hardwood forests, always where moisture is present, such as stream banks or springs +
in Rees, Cycl. +
Illustrated +
Woodwardia chamissoi +  and Woodwardia paradoxa +
Woodwardia fimbriata +
Woodwardia +
species +