ASPLENIACEAE
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publication ID |
https://doi.org/10.5281/zenodo.302862 |
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persistent identifier |
https://treatment.plazi.org/id/1213417E-FFC1-FFC3-CA21-F8614D66C2CD |
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treatment provided by |
Plazi |
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scientific name |
ASPLENIACEAE |
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XVII. ASPLENIACEAE View in CoL 2
Rhizomes dictyostelic, with clathrate scales. Petioles with 2 vascular strands often fusing to form a single X-shaped strand. Sori superficial, borne along one or both sides of the fertile veins; spores bilateral.
1 Leaves pinnately divided 2 Indusium present 1. Asplénium 2 Indusium absent 3. Pleurosorus 1 Leaves not pinnately divided 3 Leaves pinnatifid, covered with scales on lower surface 2. Ceterach 3 Leavesnot pinnatifid 4 Leaves palmately or digitately lobed 1. Asplénium 4 Leaves entire, linear or hastate 4. Phyllitis
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