Asplenium ruta-muraria

 

Asplenium ruta-muraria

 

Duvar saçağı
 
 
Plant tufted, 3-12 cm. Fronds triangular-ovate or triangular-Ianceolate, 1-2-pinnate. Petiole 1-2 x as long as lamina, green to base. Lamina dull green, coriaceous, ultimate segments ovate-cuneiform to broadly lanceolate, margin entire or dentate, veins dichotomous. Sori arranged along the veins, 3-6 mm long, indusium whitish with fimbriate margin. Spores ornamented with conspicuous ridges. Spores ripe 6-11. In limestone crevices and walls, 500-2000 m.
N. Temperate regions.
 
 
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