Polystichum Roth
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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-FFC7-FFC5-CDBE-F9B84D73C1BF |
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treatment provided by |
Plazi |
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scientific name |
Polystichum Roth |
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1. Polystichum Roth 1
Rhizomes short, ascending. Leaves tufted; lamina 1 - to 3-pinnate, the ultimate segments with acuminate, bristle-pointed teeth. Sori orbicular; indusium peltate.
P. falcatum (L. fil.) Diels ( Cyrtomium falcatum (L. fil.) C. Presi ), a native of E. Asia, and P. munitum (Kaulfuss) C. Presi and P. acrostichoides (Michx) Schott , natives of North America, are naturalized in a few isolated localities.
1 Leaves pinnate; pinnae undivided 1. lonchitis 1 Leaves usually 2- to 3-pinnate; pinnae divided
2 Pinnules distinctly stalked, not decurrent 3. setiferum 2 Pinnulessessileor subsessile,decurrent
3 Leaves rigid; pinnules glabrous above 2. aculeatum 3 Leaves soft; pinnules hairy above 4. braunii
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.