Dryopteris cinnamomea

(Cavanilles) C. Christensen

Amer. Fern J. 1: 95. 1911.

Common names: Cinnamon wood fern
Basionym: Tectaria cinnamomea Cavanilles Descr. Pl., 252. 1802
Treatment appears in FNA Volume 2.

Leaves monomorphic, green through winter, 22–50 × 6–12 cm. Petiole 1/4 length of leaf, scaly at least at base; scales scattered, cinnamon-colored. Blade light green, deltate-ovate, 3-pinnate-pinnatifid, herbaceous, not or sparsely glandular. Pinnae in plane of blade, narrowly deltate-lanceolate to deltate-oblong, narrowed to elongate, serrate tip; basal pinnae deltate-oblong, somewhat reduced, basal pinnules shorter than adjacent pinnules, basal basiscopic pinnule longer than basal acroscopic pinnule; pinnule margins serrate. Sori near sinus. Indusia lacking glands.


Habitat: Rock outcrops
Elevation: 400–2600 m

Discussion

Dryopteris cinnamomea belongs to the D. patula complex of Mexico and Central America, which is poorly understood. Arizona material of D. cinnamomea has been misidentified as D. patula, according to J. T. Mickel and J. M. Beitel (1988).

Selected References

None.

Lower Taxa

None.