Blechnum spicant (L.) Roth, (hard fern, hard-fern)


19 Apr 2006 at OSGR: SU56 in Berks, England

Found asPlant
Date19 April 2006
OS grid refOSGR: SU56
Lat/Lon51° 20’ N, 1° 10’ W
Vice CountyBerks, VC no: 22
CountryEngland
Voucher19 Apr 2006[B]
(Please quote this in any queries about this record)

Notes: Infertile leaf surface: upper with sinuate (almost fractal!) cells margins; lower surface similar, with bands of smaller cells containing stomata; stomata irregularly arranged but approximately orientated along bands.

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photomicrographs:

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