Holly Fern
Polystichum tripteron
Polypodiaceae
Other names
Shield Fern, Bear'S Bed
Growth habit
Fern
Perennation
Perennial
Native distribution
Japan, Korea, China
Source of plant
Plant Delights
Description
Rhizome erect to ascending, clad with old stipe stumps; stipes erect, 10-40cm, pale green, laxly scaly, scales to 15mm, brown. Fronds 20-45 x 5-10, lanceolate, pinnate, acuminate, pinnae 2.5-5 x 0.5-1cm, 20-35 per side, lanceolate, strongly oblique on anterior side at base, acuminate, often falcate, ascending-dentate, occasionally lobulate, with slender, soft apical awn, glabrous above, sparsely scaly beneath, pinnules in 8-15 pairs; rachis pale green, sparsely scaly.
USDA Hardiness Zone
6