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A Digital Herbarium

Some Fern Spores from the Eastern United States

Posted by on Oct 13, 2017 in Ferns, Spores | 1 comment

The following are some photos (equivalently scaled) of spores, sporangia, and some indusia from collections made in the eastern U.S. and...

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Cystopteris fragilis

Posted by on Mar 25, 2015 in Ferns, Spores | 0 comments

Echinate monolete...

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Holodictyum ghiesbreghtii

Posted by on Mar 25, 2015 in Ferns, Spores | 0 comments

Reticulate monolete spore in equatorial...

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Dennstaedtia globulifera

Posted by on Mar 24, 2015 in Ferns, Spores | 0 comments

Heteropolar verrugate-papillate trilete spore in equatorial, proximal and distal...

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Llavea cordifolia

Posted by on Mar 24, 2015 in Ferns, Spores | 0 comments

Llavea cordifolia trilete gemmate spores seen in different views; equatorial, distal and...

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Selaginella pallescens

Posted by on Mar 22, 2015 in Lycophytes, Spores | 0 comments

Microespora de Selaginella pallescens Espora trilete, clavada, vista...

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