Braun'S Hollyfern

(Polystichum braunii)

galery

Description

Leaves (fronds) are evergreen, up to 40 inches long and 8 inches wide, twice compound, lance-elliptic in outline, widest at about the middle, tapering to a pointed tip and gradually tapering at the base, with branches (pinnae) all along the stem nearly all the way to the ground, the lowest pinnae very short. Pinnae are up to 4 inches long, mostly lance-oblong in outline with 9 to 15 pairs of leaflets (pinnules).photo of rachis and upper leaf surface] Pinnules are sharply toothed, the teeth with bristled tips and curved up towards the pinnule tip (falcate). The upper surface is dark, glossy green, the lower surface paler. Stems (rachis) are densely covered in tan scales, especially near the base.photo of auricles pinnules] Many pinnules, especially near the rachis, typically have a small lobe (auricle) at the base. Veins are forked. Plants grow in an asymmetrical clump of 12 or more fronds, the fronds often arching.

Taxonomic tree:

Domain:
Kingdom: Plantae
Phylum: Pteridophyta
Class: Polypodiopsida
Order:Polypodiales
Family:Dryopteridaceae
Genus:Polystichum
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