Asplenium Asplenium subsp. quadrivalens
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https://doi.org/10.5281/zenodo.302862 |
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https://treatment.plazi.org/id/1213417E-FFC0-FFC2-C98A-FDEF4325CCD4 |
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Plazi |
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Asplenium Asplenium subsp. quadrivalens |
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(b) Subsp. quadrivalens D. E. Meyer View in CoL , Ber. Deutsch. Bot. Ges. 74: 456 (1962):
Rhizome scales 5 mm, linear-lanceolate. Pinnae 0 -4-1 -2 cm, oblong, more crowded than in (a) and usually more robust; insertion of upper pinnae at right angles or slightly oblique. Mean spore length 34-43/4. 2/7= 144. Base-rich rocks and mortared walls. Throughout the range of the species.
In addition to the above, a diploid plant from calcareous rocks in C. and S. E. Europe has recently been reported by J. D. Lovis, Brit. Fern Gaz. 9: 155 (1964).
A. csikii Kümmerle & Andraszovsky , Magyar Bot. Lapok 21: 3 (1922), which is intermediate between 3 and 5, is a plant of calcareous rocks in N. E. Albania (Djalica e Lûmes) which needs further investigation.
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.
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Asplenium Asplenium subsp. quadrivalens
| Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A. 1964 |
Subsp. quadrivalens D. E. Meyer
| Subsp. quadrivalens D. E. Meyer , Ber. Deutsch. Bot. Ges. 74: 456 (1962) |