Polystichum munitum

Stems erect or ascending. Leaves arching, 5–18 dm; bulblets absent. Petiole 1/8–1/4 length of leaf, densely scaly; scales red-brown to dark brown or nearly black, gradually diminishing in size distally. Blade linear-lanceolate, 1-pinnate, base slightly narrowed. Pinnae narrowly lanceolate, straight to falcate, not overlapping, pinnae of shade-growing plants in 1 plane, those of sun-growing plants twisted or contorted, 1–15 cm; base ± cuneate, auricles well developed; margins serrulate-spiny with teeth ascending; apex acuminate with subapical teeth same size as apical tooth; microscales ovate-lanceolate to linear-lanceolate, with contorted projections, dense, on abaxial surface only. Indusia ciliate. Spores light yellow. 2n = 82.

3-6 hours of sun per day, with protection from intense mid-day sun

Water moderately, allowing the top 3cm to dry out between watering.

Polystichum Munitum

Polystichum munitum

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