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Smooth cliff brake

Pellaea glabella Mett.

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Smooth cliff brake
Smooth cliff brake pinnea
Smooth cliff brake
Smooth cliff brake pinnules
Smooth cliff brake pinnules
Smooth cliff brake

Morphology

Culm
Ascending to lax, usually branched, stout; scales reddish-brown, linear-subulate, to .24 inch long, thin.
Leaves
Erect, numerous; petioles reddish brown to dark brown, mostly glabrous, shiny; blades 1-2 times compound, linear-oblong to linear-lanceolate in outline; pinnae bluish-green, leathery, pinnate or bipinnate, in up to 10 pairs, at acute angles to rachis; basal pinnae with 3-7 segments, sessile or short petiolate, upper pinnae simple, sessile, entire; pinnules narrowly lanceolate to oblong lanceolate, .1 to 1 inch long, .08 to .3 inch wide, mostly glabrous, often with 1-2 lobes at base, margins recurved, apex obtuse, veins usually obscure; sori in continuous marginal band, covered by recurved margins; sporangia with 32 or 64 tan spores.

Ecology

Habitat
Calcareous outcrops, ledges, and crevices
Distribution
Principally east 1/2 of Kansas

Additional Notes

Comments

Pellaea, Greek "dark", perhaps alluding to the bluish-gray leaves. Pellaea atropurpurea is usually larger and more pubescent and has fertile pinnules that are narrower than the sterile pinnules.

Quick Facts
Plant Type
Sedge
Family
Pteridaceae - Maidenhair Fern Family
Life Span
Perennial
Height
6-14 inches
Origin
Native
Last Updated
2019-02-26
Flowering Period
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Blooms: May, June, July, August, September, October